### CBSE X Mathematics Arithmetic Progression

## Divide 32 into 4 parts such that all are in A.P such that the ratio of product of extremes to the p

### CBSE X Mathematics Arithmetic Progression

## About an A.P sum.............

### CBSE X Mathematics Arithmetic Progression

## If the sum of the first m terms of an AP is n and the sum of the first n terms is m,then show that the sum of its first (m+n) terms is-(m+n)

**Samuel Roy**17th February 2012 3:57 PM

### CBSE X Mathematics Arithmetic Progression

## common difference of an arithmetic progression is 3 and find a20 - a15

**Kapil**20th October 2017 9:59 AM

### JEE Plances JEE (Main) Mathematics Sequences and Series

## Circled one ques

**rbhatt16**20th October 2017 10:02 AM

### JEE Plances JEE (Main) Mathematics Sequences and Series

## ques 22

**rbhatt16**20th October 2017 10:03 AM

### Gujarat Old X Mathematics Arithmetic Progression

## Find the sum of first 30 positive integer multiple of 6

**Lav**2nd November 2017 11:17 PM

### CBSE XI Science Mathematics Sequences and Series

## I an A.P. if S1 = T1 + T2 + T3 + T4 + ...........+ Tn ( nis odd ) and S2 = T2 + T4 + T6 + .... + T(n-1), then find the value of s1/S2 in terms of n.

**sudhanshubhushanroy**15th November 2017 8:34 PM

### CBSE XI Science Mathematics Sequences and Series

## Prove that the sum of n numbers of terms of two different AP's can be same for only one value of n.

**sudhanshubhushanroy**15th November 2017 8:37 PM

### JEE Plances ALL Class Mathematics Sequences and Series

## ques no 23

**chandanbr6004**17th November 2017 11:14 PM

### CBSE XI Science Mathematics Sequences and Series

## This question is spinning my head.. Please help..
Asked by **nitishkrnehu09**
23rd November 2017
9:55 AM
Answered by Expert

**nitishkrnehu09**23rd November 2017 9:55 AM

### CBSE X Mathematics Arithmetic Progression

## Q no 7 and 8 solve both

**sucharitasahoo1**26th November 2017 10:09 AM

### CBSE XI Science Mathematics Sequences and Series

## The question is attached

**sudhanshubhushanroy**8th December 2017 6:36 AM

### CBSE XI Science Mathematics Sequences and Series

## The question is attached.

**sudhanshubhushanroy**8th December 2017 6:39 AM

### CBSE XI Science Mathematics Permutations and Combinations

## Question is attached.

**sudhanshubhushanroy**8th December 2017 6:43 AM

### CBSE XI Science Mathematics Permutations and Combinations

## question is attached. Please send step by step complete solution.

**sudhanshubhushanroy**10th December 2017 3:55 AM

### CBSE XI Science Mathematics Sequences and Series

## question is attached. Please send step by step complete solution.

**sudhanshubhushanroy**10th December 2017 4:01 AM

### ICSE X Mathematics Arithmetic Progression

## If the sum of first n terms of AP is 6n-n^2 find its 25th term

**lovemaan5500**13th December 2017 6:13 PM

### ICSE X Mathematics Arithmetic Progression

## 19th sum

**lovemaan5500**13th December 2017 6:22 PM

### ICSE VIII Mathematics Playing With Numbers

## How many numbers are there between 200 and 800 which are divisible by both 5 and 7 ?

**mkp400**1st January 2018 9:39 PM

### ICSE X Mathematics Arithmetic Progression

## The p the term of an AP is 20 and its q th term is 10. Show that the sum of its first (p+q) terms is (p+q)/2 {30+10/(p-q)}

**Raj Shekhar**6th January 2018 6:39 AM

### CBSE X Mathematics Arithmetic Progression

## Answer the following

**tultuldutta58**8th January 2018 3:21 AM

### CBSE X Mathematics Arithmetic Progression

## Answer the following

**tultuldutta58**8th January 2018 3:21 AM

### CBSE X Mathematics Arithmetic Progression

## Answer the following

**tultuldutta58**8th January 2018 3:21 AM

### CBSE X Mathematics Arithmetic Progression

## Answer the following

**tultuldutta58**8th January 2018 3:22 AM

### CBSE X Mathematics Arithmetic Progression

## Answer the following

**tultuldutta58**8th January 2018 3:22 AM

### CBSE X Mathematics Arithmetic Progression

## Answer the following

**tultuldutta58**8th January 2018 3:22 AM

### CBSE X Mathematics Arithmetic Progression

## Answer the following

**tultuldutta58**8th January 2018 3:23 AM

### ICSE X Mathematics Arithmetic Progression

## Solve sum b Plz dont give any link of other solved sum

**lovemaan5500**13th January 2018 3:11 PM

### CBSE X Mathematics

## Find three consecutive terms in the AP whose sum is 15 and their product is 80( the terms are in ascending order)

**prasadnaikwadi810**3rd February 2018 8:55 PM

### ICSE X Mathematics Arithmetic Progression

## find the sum of the first 24 terms of A.P., if it is known that - 1st term + 5th term + 10th term + 15th term + 20th term + 24th term =225

**bdroy_2014**8th February 2018 1:37 PM

### ICSE X Mathematics Arithmetic Progression

## The 3rd term of an GP is 4. Find the product of its first 5 terms.

**bdroy_2014**8th February 2018 2:52 PM

### ICSE X Mathematics Arithmetic Progression

## Is S1=sum of n terms, S2=sum of 2n terms and S3=sum of 3n terms of an AP. SHOW THAT S3=3(S2-S1)

**ahmedarmaan121**8th February 2018 5:58 PM

### CBSE X Mathematics Arithmetic Progression

## Find four numbers In ap whose sum is 20 and the sum of whose square is 120

**123654789pm**8th February 2018 10:17 PM

### CBSE VI Mathematics

## the price of commodity x increases by 40 paise every year, while the price of comodity y increses by 15 paise every year if in 2001 the price of commodity x was RS 4.20 and that of y was RS 6.30 in which year comodity x will cost 40 paise more than the commodity y

**Md Ayub**9th February 2018 8:15 PM

### CBSE X Mathematics Arithmetic Progression

## If the sum of first 10 terms of an A.P. is 140 and that of 16 terms is 320;find the sum of first n terms

**singh.ayushkumar4343**11th February 2018 9:06 PM

### CBSE X Mathematics

## the interior angles of a polygon are in ap.the smallest angle is 120. and the common difference is 5degree. find the number of polygon

**Deep Chand Agrawal**13th February 2018 11:59 AM

### CBSE X Mathematics

## If an AP consists of 'n^th' terms with first term 'a' and 'n^th' term is 'L'. Show that the sun of the'm^th' term from the beginning and the 'm^th' term from the end is (a+L)

**chinmay_vaity**13th February 2018 2:47 PM

### ICSE X Mathematics

## In an A.P. , if mth term is n and nth term is m , show that its rth term is ( m+n-r)

**Nikhil**14th February 2018 1:04 PM

### ICSE X Mathematics Arithmetic Progression

## The sum of n terms of a sequence is an^2+bn , show that the sequence is an AP.

**om030402**14th February 2018 10:02 PM

### CBSE X Mathematics

## Sum of the first n terms of an AP is 3n^2/2 + 13n. Find the nth term of the AP.

**manasvi.gopani**18th February 2018 2:34 PM

### CBSE X Mathematics Arithmetic Progression

## Sum of the first n terms of AP is 3n^2/2 + 13n/2. Find the nth term of the AP (Substitution method not allowed)

**manasvi.gopani**18th February 2018 4:40 PM

### CBSE X Mathematics Arithmetic Progression

## If the sum of first 13 terms of an A.P., is 21 and the sum of first 21 terms is 13 . Show that sum of first 34 terms is -34.

**sucharitasahoo1**18th February 2018 7:38 PM

### ICSE X Mathematics Arithmetic Progression

## If sum of m terms of an AP is n and sum of n terms of an AP is m, show that the sum of (m+n) terms of the AP is -(m+n)

**Ananya**19th February 2018 3:52 PM

### ICSE X Mathematics Arithmetic Progression

## If the sum of n terms of an AP is 3n^2+2n, find its r^th term.

**Ananya**20th February 2018 1:12 PM

### CBSE X Mathematics Arithmetic Progression

## 27. If the ratio of the sum of the first n terms of two A.Ps is (7n + 1) : (4n + 27), then find the ratio of their 9th terms.

**ayushshandilya83**22nd February 2018 9:44 AM

### CBSE XI Commerce Mathematics

## Question no 14 b

**Payal**22nd February 2018 12:20 PM

### ICSE X Mathematics

## Insert six AMS between 15and -15.

**sameeksha**23rd February 2018 11:21 AM

### CBSE X Mathematics

## i can't understand dis ques plz explain The houses of a row are numbered consecutively from 1 to 49. Show that there is a value of x so that the sum of the numbers of the houses preceding the house numbered x is equal to the sum of the numbers of the houses following it. Find this value of x. [Hint : Sx – 1 = S49 – Sx ]

**Diya**23rd February 2018 4:51 PM

### CBSE X Mathematics

## plz explain i cant get it A ladder has rungs 25 cm apart. (see Fig. 5.7). The rungs decrease uniformly in length from 45 cm at the bottom to 25 cm at the top. If the top and the bottom rungs are 1 2 2 m apart, what is the length of the wood required for the rungs? [Hint : Number of rungs = 250 25 ]

**Diya**23rd February 2018 4:52 PM

### ICSE X Mathematics

## 700002544_Topper_2_110_ ... 649_1516706377_4175.pdf (Topper learning's most important questions maths ) chapter11 question 3

**sameeksha**24th February 2018 8:11 AM

### CBSE X Mathematics Arithmetic Progression

## Find the common diffrence of an AP whose first term is 5 and the sum of the first four terms is half the sum of the next four terms

**gpnkumar0**27th February 2018 10:26 PM

### CBSE X Mathematics Arithmetic Progression

## Find the sum of all 3-digit numbers which leave remainder 3 when divided by 5.

**Vivek.d8765**28th February 2018 8:01 AM

### CBSE X Mathematics Arithmetic Progression

## what is the formula for nth term of an AP

**akshay2535anil**28th February 2018 7:15 PM

### CBSE X Mathematics

## Q1 Please answer the question in short cut but fundementally and step wize . I hardly able to understand your answer .

**sucharitasahoo1**22nd March 2018 9:01 PM

### CBSE X Mathematics Arithmetic Progression

## Q2 Please answer the question in short cut but fundementally and step wize . I hardly able to understand your answer .

**sucharitasahoo1**22nd March 2018 9:01 PM

### CBSE X Mathematics

## Q4 Please answer the question briefly but fundamentaly and don't miss any step . I hardly understand your answers .

**sucharitasahoo1**22nd March 2018 9:31 PM

### CBSE X Mathematics Arithmetic Progression

## pls explain

**gpnkumar0**25th March 2018 10:03 PM

### CBSE X Mathematics Arithmetic Progression

## Along a road lies an odd number of stones placed at intervals of 10 meters . These stones have to be assembled around the middle stone . A person can carry only one stone at a time . A man started the job with one of the end stones by carrying them in succession . In carrying all the stones he covered a distance of 3 km .Find the number of stones.

**shriya.pandey182**26th March 2018 12:15 PM

### CBSE X Mathematics Arithmetic Progression

## Q no 9

**sucharitasahoo1**27th March 2018 4:03 AM

### CBSE X Mathematics

## The sum of four consecutive numbers in an AP is 32 and the ratio of the product of the first and the last term to the product of two middle terms is 7:15. find numbers.

**Vivek.d8765**30th March 2018 11:10 AM

### CBSE VIII Mathematics

## the ratio of 11th term to it 18th term is 2:3. find the ratio of sum of 1st five terms to the sum of 1st ten terms ?

**susanta.rkl**15th April 2018 8:27 PM

### CBSE X Mathematics

## Find the 10th term common between the series 3+7+11+...... and 1+6+11+......

**Mayhul**9th May 2018 8:49 PM

### ICSE X Mathematics Arithmetic Progression

## The 6th term of am AP is 16 and 14th term is 32. Determine the 36th term.

**riasingh094**11th May 2018 4:57 PM

### CBSE XI Science Mathematics Sequences and Series

## 6th sum

**lovemaan5500**15th June 2018 6:56 AM

### CBSE XI Science Mathematics Sequences and Series

## 8th sum

**lovemaan5500**15th June 2018 6:57 AM

### CBSE XI Science Mathematics Sequences and Series

## 20th sum

**lovemaan5500**15th June 2018 6:57 AM

### CBSE XI Science Mathematics

## 7th sum

**lovemaan5500**19th June 2018 12:06 PM

### ICSE X Mathematics Arithmetic Progression

## Find the 10th term from the end of the A.P 4, 9, 14........., 254

**ahonasarkar02**10th July 2018 10:32 PM

### ICSE X Mathematics Arithmetic Progression

## If 8times of the 8th term of an AP is equal to 13 times of the 13th term, show that 21st term of an AP is zero.

**Shreyas**13th July 2018 8:01 AM

### ICSE X Mathematics

## The sum of 5th and the 7th term of an A.P. is 4 and the 10th term is 46 . Find the A.P.

**vrashbhan**14th July 2018 2:16 PM

### CBSE XI Science Mathematics Sequences and Series

## 16 2nd part

**lovemaan5500**17th July 2018 6:36 PM

### CBSE XI Science Mathematics Sequences and Series

## 4 i part

**lovemaan5500**17th July 2018 6:39 PM

### CBSE XI Science Mathematics

## 18th sum

**lovemaan5500**17th July 2018 6:40 PM

### JEE Plances JEE (Main) Mathematics

## Solve Q no. 1, 2, 3, 4, 5, 6.

**hariom2083**1st August 2018 2:29 PM

### CBSE X Mathematics Arithmetic Progression

## Find the number of terms in each of the following APs: (i) 7,13,19........,205 (ii) 18,15 1/2,13,.......,-47

**Prakash**5th August 2018 10:14 AM

### CBSE X Mathematics Arithmetic Progression

## find the 20th term of AP whose third term is 7 and 7th term exeeds three times the 3rd term by 2 .also find the n th term.

**pan2serve**5th August 2018 5:19 PM

### CBSE X Mathematics

## The fourth term of A.P is twice is 18th term if the 6th term -8 then find the sum of it's first 20 terms

**Balwinderdhiman631**6th August 2018 5:51 PM

### ICSE X Mathematics

## Find the A.P.whose nth terms 7-3n. also find the 20th term Find the 8th term of the ap whose first term is 7 and common differenceis 3

**Kumarat74**13th August 2018 6:44 AM

### JEE Plances JEE (Main) Mathematics

## A.P. Qno.1

**hariom2083**14th August 2018 1:10 PM

### CBSE X Mathematics

## If an A. P. consists of n terms with first term a and n ^th term l show that the sum of the m^th term from the beginning and the m^th term from the end is (a+l).

**rishijuneja2018**23rd August 2018 7:31 PM

### CBSE X Mathematics

## If an A.P. consists that a1+a2+a3=27,and =405 find a1,a2,a3

**atharvagpatil**25th August 2018 12:45 PM

### ICSE X Mathematics

## Please tell me

**siddharthjaiswal1122**25th August 2018 8:37 PM

### ICSE X Mathematics Arithmetic Progression

## THE 6TH TERM OF AN A.P. IS 16TH AND THE 14TH TERM IS 32. DETERMINE THE 36TH TERM

**burhanshaheen**12th September 2018 9:48 AM

### ICSE VIII Mathematics

## the sum of three consecutive odd numbers is 57 .find the number

**chaudharysn165**26th September 2018 9:01 PM

### CBSE X Mathematics Arithmetic Progression

## 3 अंको वाली कितनी संख्या 7से विभाजित है

**Sk7790707**27th September 2018 10:23 PM

### CBSE XI Commerce Mathematics

## the first negative term of the sequence 14,11,8............... chapter A.P.

**deepakagarwal1024**3rd October 2018 9:02 PM

### ICSE X Mathematics

## Topic : GP Q5. The sum of 3 numbers is 63. If 2,7,21 are subtracted from these numbers in that order they form an AP. Find the numbers.

**Pankaj**7th October 2018 7:13 PM

### JEE Plances JEE (Main) Mathematics

## Solve;

**Anish**11th October 2018 10:36 PM

### CBSE X Mathematics Arithmetic Progression

## find the sum of first 15 term of an A.P whose nth term is 3-2n?

**himanshi.updel**13th October 2018 11:23 AM

### CBSE XI Commerce Mathematics

## find the three numbers in an arithmetic progression such that their sum is 27 and the third number is double the first number

**mobibiju46**15th October 2018 10:06 PM

### CBSE X Mathematics

## For what value of k ,k+2,4k-6,3k-2 are three consecutive trems of an ap

**mdraishbst**19th October 2018 12:18 AM

### CBSE X Mathematics Arithmetic Progression

## The sum of three no.s in an AP=-6 andtheir product is 64, find the no.s

**mdraishbst**19th October 2018 12:20 AM

### CBSE X Mathematics Arithmetic Progression

## find the 25th term of AP = -5,-5/2,0,5/2

**mdraishbst**20th October 2018 5:28 PM

### ICSE X Mathematics Arithmetic Progression

## Is 5,5,5,5,.... in A.P. form ?

**vivek**28th October 2018 11:57 PM

### ICSE X Mathematics

## The number of bacteria in a certain culture double every hour. If there were 30 bacteria present in the culture originally, how many bacteria will be present at the end of 2nd hour, 4th hour and nth hour

**jaiswalsindhuli717**1st November 2018 8:56 PM

### CBSE X Mathematics Arithmetic Progression

## Check whether 301 in the sequence 5, 11, 17, 23, . . . ?

**rajeshjaiswal**3rd November 2018 9:25 PM

### CBSE X Mathematics

## what is the common differnce of an ap in which a27-a7=84?

**Lukeyluke77**5th November 2018 2:20 PM

### CBSE XI Science Mathematics Sequences and Series

## Could you please give the solution to problem number 20.

**shaikh.farid25**5th November 2018 7:03 PM

### ICSE X Mathematics Arithmetic Progression

## What is the sum of n terms of a series whose mth term is 2^m + 2m?

**dwivedi_anand**9th November 2018 11:53 AM

### CBSE XII Science Mathematics

## Find the sum of 500 arithmetic means between 3/2 and 7/2

**rushabhjain.avv**18th November 2018 4:45 PM

### CBSE XII Science Mathematics

## If the sum of first three terms of an ap is a and sum of last three terms is b. If n be the no. Of terms then show that the sum of all terms is given by Sn=n(a+b)/6

**rushabhjain.avv**18th November 2018 4:49 PM

### CBSE XII Science Mathematics

## If alpha and beta are two arithmetic means between a and b then show that alpha + beta = a + b.

**rushabhjain.avv**18th November 2018 4:54 PM

### CBSE XII Science Mathematics

## If a2 , b2 , c2 are in ap prove that a/b+c , b/c+a , c/a+b are also in ap and 1/b+c , 1/c+a, 1/a+b are also in ap

**rushabhjain.avv**19th November 2018 8:44 PM

### CBSE XI Science Mathematics

## If a, b, c are in arithmetic progression then prove that ( a+2b-c)(2b+c-a)(c+a-b) = 4abc.

**rushabhjain.avv**19th November 2018 9:37 PM

### CBSE XI Science Mathematics

## There are n arithmetic means between 3 and 17. The ratio of last mean to the first mean is 3:1. Find the value of n.

**rushabhjain.avv**19th November 2018 9:41 PM

### CBSE XII Science Mathematics

## Ram invests a total sum of 2000 rupees on government bonds in 4 years. If these investments are in A.P and the sum of squares of the investments is 1200000. Find the investment made by ram in each year respectively. It is also known that he always invest more than the previous year.

**rushabhjain.av**19th November 2018 10:54 PM

### CBSE XI Science Mathematics

## Two men X and Y started working for a certain company at similar jobs on January 1, 1950. X asked for an initial salary of Rs. 300 with an annual increment of Rs. 30. Y asked for an initial salary of Rs. 200 with a rise of Rs. 15 every six months. Assume that the arrangements remained unaltered till December 31, 1959. Salary is paid on the last day of the month. What is the total amount paid to them as salary during the period?

**rushabhjain.av**19th November 2018 10:56 PM

### CBSE XII Commerce Mathematics

## if s1, s2, s3........sm are the sum of n terms of m AP's whose first terms are 1, 2.3..........m and common differences are 1, 3,5..........(2m-1), then show that s1+s2+s3........sm= mn/2 (mn+1)

**rushabhjain.avv**20th November 2018 10:51 AM

### CBSE XI Science Mathematics

## The digits of a three digit positive integer are in .A.P. and their sum is 15. The number obatined by reversing the figits is 594 less than original number. Find the number

**rushabhjain.av**20th November 2018 11:01 AM

### CBSE XI Science Mathematics

## There are n arithmetic means between 3 and 54 such that 8th mean is to the (n-2)th mean = 3:5. Find n

**rushabhjain.a**20th November 2018 11:07 AM

### CBSE XII Science Mathematics

## If p,q,r are in arithmetic progression then show that p2(q+r)+ q2(r+p)+ r2(p+q )=2/9(p+q+r)3

**rushabhjain.a**20th November 2018 11:13 AM

### Maharashtra X Mathematics

## On 1st Jan Sanika decided to save ₹10

**Hatim**20th November 2018 12:13 PM

### CBSE XI Science Mathematics

## The measures of the interior angles in a polygon are consecutive integers. The smallest angle measures 136 degrees. How many sides does this polygon have?

**rushabh123**20th November 2018 12:16 PM

### CBSE XI Science Mathematics

## Q. Calculate the sum of the squares of first 100 terms of an AP , given that the sum of the first 100 terms is -1. and that the sum of 2nd , 4th, ......., 100th term is 1.

**Shrivatsa**22nd November 2018 5:36 PM

### CBSE X Mathematics

## If 7times of 7th term is equal to 11times of 11th terl,then what is the 18th term of that A.P?

**nayakrajat408**23rd November 2018 9:51 PM

### CBSE X Mathematics Arithmetic Progression

## CAN I GET IMPORTANT QUESTIONS FOR ARITHMETIC PROGRESSIONS?

**rishabjain.jain1**30th November 2018 8:13 PM

### CBSE XI Science Mathematics

## What is the answer for this question?

**dineshchem108**4th December 2018 10:21 PM

### CBSE X Mathematics

## find three numbers in AP is 15 and product is 80

**nikhil2010prakash**8th December 2018 9:03 AM

### CBSE X Mathematics

## Page 231 If the pth term of an AP is q and the qth term is p, then prove that its nth term is (p+1-n) and hence prove that its(p+q)th term is zero.

**miniprasad**8th December 2018 10:42 PM

### CBSE X Mathematics

## Page 255 Question 7 The sum of p terms of an AP is q and sum of q terms is p. Then prove that the sum of (p+q) terms is –(p+q)

**miniprasad**8th December 2018 10:45 PM

### CBSE X Mathematics

## Page 255 Question 10 If the sum of n terms of an AP is 3n2+3n, find the rth term of the series.

**miniprasad**8th December 2018 10:50 PM

### CBSE X Mathematics Arithmetic Progression

## In an AP SUM of 3 consecutive terms is 27 and their product is 504 find the terms

**Lokesh123**13th December 2018 7:46 AM

### JEE Plances JEE (Main) Mathematics

## Sir pls solve this question.

**rsudipto**13th December 2018 10:09 AM

### CBSE X Mathematics

## Evaluate 1-2-3+2-3-4+........+ up to 100 terms.

**acv27joy**15th December 2018 4:33 PM

### CBSE X Mathematics

## Page 255 Question 23 The sums of n terms of three arithmetic progressions are S1, S2, and S3.The first term of each is unity and the common differences are 1,2 and 3 respectively. Prove that S1+S3=2S2

**miniprasad**15th December 2018 7:13 PM

### CBSE X Mathematics

## Page 255 Question 22 The ratio of the sum of n terms of two AP is (7n+1) : (4n+27). Find the ratio of their nth terms

**miniprasad**15th December 2018 7:15 PM

### CBSE XI Commerce Mathematics

## OlPlea solve

**deepakagarwal1024**25th December 2018 9:16 AM

### CBSE X Mathematics Arithmetic Progression

## If nth term of an AP is (2n+1), what is the sum of its first three terms?

**agraharianiruddha**26th December 2018 6:40 PM

### IIT JEE Main Mathematics

## Sir pls solve the following.

**rsudipto**28th December 2018 7:52 PM

### ICSE X Mathematics

## 13 th ter of an AP is 4 times its 3rd term .if 5 th term is 16 then find sum of its first ten terms the sum of first 7 term of Ap is 182 if its 4 th and 17 th term are in ratio1:5,find AP

**chahaljain03**30th December 2018 9:49 PM

### IIT JEE Main Mathematics Sequences and Series

## Sir pls solve the following.

**rsudipto**4th January 2019 7:14 PM

### CBSE X Mathematics Arithmetic Progression

## if the ratio between 5th and the 10th terms of an AP is 1:2 and 12th term is 36,find that AP

**mohammedrushansaif**8th January 2019 10:14 AM

### ICSE VII Mathematics

## find 3 consecutive odd numbers such that 3 times the least number is added to double the greatest number and the result is 333

**shirdhankarc**9th January 2019 7:19 PM

### CBSE X Mathematics Arithmetic Progression

## Sum of n terms of an AP is 3n square + 5n.Find the AP and hence find its 15th term.

**agraharianiruddha**11th January 2019 6:49 PM

### CBSE X Mathematics

## If the ratio between 5th and 10th terms of an AP is 1:2 and 12 the term is 36.find the AP

**asumangalashetty**11th January 2019 10:41 PM

### CBSE X Mathematics

## Split 207 into three parts such that this are in an AP and product of two smaller part is 4623

**asumangalashetty**11th January 2019 11:21 PM

### CBSE X Mathematics

## Find the sum of all natural numbers from 1 to 1000 which are neither divisible 2 nor by 5.

**asumangalashetty**13th January 2019 9:16 AM

### CBSE X Mathematics

## if a times the ninth term of an ap equals 12 times the twelth term show that 21st term is zero

**ABHILASHA**16th January 2019 10:57 AM

### CBSE X Mathematics

## The difference between sum of first 20 terms and sum of first 12 terms of an AP is 1420.if 7th term of the AP is 73,find it's 27 th term

**anilavthomas**17th January 2019 7:10 AM

### ICSE X Mathematics

## The angles of a polygon are in A.P. with common difference 5º. If the smallest angle is 120º, find the number of sides of the polygon.

**shreyashichaudhary012**17th January 2019 9:14 PM

### ICSE XI Science Mathematics

## The sum of the first six terms oa an AP is 42.the ratio fo the 10th term to 30th term of an ap is 1/3.calculate the first term and the 13th term.

**DAVID**21st January 2019 6:36 AM

### CBSE X Mathematics

## if 1/a+b, 1/c+a, 1/a+d are in ap prove that a^2, b^2, c^2 are also in ap

**sajal2402**21st January 2019 9:10 PM

### CBSE X Mathematics

## In AP a is equal to 8 tn is equal to 33 sn is equal to 123 and then find d and n

**choudharymohit**23rd January 2019 8:59 PM

### CBSE XI Science Mathematics Sequences and Series

## 14th sum.plz

**lovemaan5500**28th January 2019 6:29 AM

### CBSE XI Science Mathematics Sequences and Series

## 26th sum

**lovemaan5500**28th January 2019 6:32 AM

### CBSE XI Science Mathematics Sequences and Series

## 23rd sum

**lovemaan5500**28th January 2019 6:33 AM

### CBSE XI Science Mathematics

## 27th sum

**lovemaan5500**28th January 2019 6:35 AM

### CBSE X Mathematics

## Which term of an AP 5,2,-1.... will be-22

**9452neetu**29th January 2019 8:16 PM

### CBSE X Mathematics

## Find the value of X for AP 1+6+11+16+...+X=148

**9452neetu**29th January 2019 8:20 PM

### ICSE X Mathematics Arithmetic Progression

## Kanika was given her pocket money on 1st Jan 2016 .she puts ₹1 on day 1,₹ 2on day 2 and ₹ 3 on day 3 and continued on doing so till the end of the month ,from this money into her piggy bank. She also spent ₹204 of her pocket money and was found that at end of the month she still has ₹100 with her . How much money was her pocket money for the month?

**Anmolrishiket**30th January 2019 12:27 PM

### ICSE X Mathematics

## A thief after commiting theft runs at a uniform speed of 50m/min. After 2min à policeman runs to catch him . He runs 60 m in the first minute and increases his speed by 5 m/ min every success given min . After how many mind the policeman will catch the thief ?

**Anmolrishiket**30th January 2019 12:35 PM

### CBSE X Mathematics Arithmetic Progression

## Find the sum of n terms of the sequence 5+55+555....

**gsitabhanu24**1st February 2019 3:46 PM

### ICSE X Mathematics Arithmetic Progression

## If the sum of first 20 terms of an A.P. is same as the sum of its first 28 terms,find the sum of its 48 terms

**gsitabhanu24**1st February 2019 7:34 PM

### ICSE X Mathematics Arithmetic Progression

## If the sum of first m terms is n,and sum of first n terms is m,show that sum of first (m+n) terms is equal to -(m+n)

**gsitabhanu24**2nd February 2019 9:57 AM

### CBSE XI Science Mathematics Sequences and Series

## 7th sum

**lovemaan5500**2nd February 2019 8:26 PM

### CBSE X Mathematics

## There are two arithmetic progression, A1 and A2, whose first terms are 3 and 5 respectively and whose common difference are 6 and 8 respectively. How many terms of the series are in common in the first n terms of A1 and A2, if the sum of the nth terms of A1 and A2 is equal to 6,000?

**rushabhjain.av**8th February 2019 3:55 PM

### ICSE X Mathematics

## How do we find 6 arithmetic means between 15 and -15 ?

**ayush.srivastava15102002**14th February 2019 10:04 AM

### ICSE X Mathematics

## PLEASE SOLVE IT

**siddharthjaiswal1122**16th February 2019 11:50 AM

### ICSE X Mathematics

## If a, b and c are in A.P., a, x, b are in G.P. whereas b, y and c are also in G.P. Show that x2, b2, y2are in A.P.

**ourrishita**16th February 2019 3:29 PM

### CBSE X Mathematics

## in an AP the sum of first 10 terms is -150 and the sum of its next 10 terms is -550 find the AP

**Keerthandiwakar19**17th February 2019 1:07 PM

### ICSE X Mathematics

## The sum of three consecutive terms of AP is 25 and sum of their square is 165. find the terms

**m_shailander**17th February 2019 3:03 PM

### ICSE X Mathematics Arithmetic Progression

## Divide 96 into four parts which are in AP and the ratio between product of their mean to product of their exterme is 15:7

**m_shailander**17th February 2019 3:08 PM

### CBSE X Mathematics

## In an A.P., if S6 + S7 = 167 and S10 = 235, then find the A.P., where Sn denotes the sum of its first n terms.

**jaiacharya18**17th February 2019 4:41 PM

### CBSE X Mathematics

## Two cars start together in the same direction from the same place. The first goes with uniform speed of 10km/hr. The second goes at a speed of 8km/hr in the first hour and increases its speed by 1/2 km/hr each succeeding hours. After how many hours will the second car overtake the first, if both cars go non stop?

**rushabh123**17th February 2019 8:20 PM

### CBSE X Mathematics

## If the roots of equation x3−12x2+39x−28=0 are in A.P, then common difference will be

**rushabh123**18th February 2019 11:05 AM

### CBSE X Mathematics

## This ques is from chap. A.P. Please give me ans. Fast its an urgunt

**Chavanchintu04**20th February 2019 5:54 PM

### CBSE X Mathematics

## In an AP of which ‘a’ is the Ist term, if the sum of the Ist p terms is equal to zero , show that the sum of the next q terms is -a (p+ q) q/(p-1).

**rushabhjain.avv**20th February 2019 8:57 PM

### CBSE X Mathematics Arithmetic Progression

## If the sum of m terms of an AP is equal to the sum of either the next n terms or the next p terms of the same AP prove that (m+ n) [(1/m)-(1/p)] = (m + p) [(1/m) -(1/n)] .

**rushabhjain.avv**20th February 2019 9:02 PM

### CBSE X Mathematics Arithmetic Progression

## The fourth power of the common difference of an arithmetic progression with integer entries added to the product of any four consecutive terms of it . Prove that the resulting sum is the square of an integer

**rushabhjain.a**20th February 2019 9:05 PM

### CBSE X Mathematics

## Let a1 , a2 , ........... , an , an+1 , ....... be an A.P. Let S1 = a1 + a2 + a3 + ............. + an S2 = an+1 + an+2 + ...............+ a2n S3 = a2n+1 + a2n+2 + .............+ a3n ................................................ ................................................ Prove that the sequence S1 , S2 , S3 , ........ is an arithmetic progression whose common difference is n2 times the common difference of the given progression

**rushabhjain.a**20th February 2019 9:07 PM

### CBSE X Mathematics

## A thief away from a police station with a uniform speed 100m/min. After 1 min a policeman runs behind the thief to catch him. He goes at a speed of 100m/min in 1st min and increases the speed 10m/min on each succeeding min. After how many minutes the policeman catches the thief.

**Kumarashish6345**21st February 2019 6:22 AM

### CBSE X Mathematics

## If there be m AP’s beginning with unity whose common difference is 1, 2, 3 .... m . Show that the sum of their nth terms is (m/2) (mn -m+ n + 1).

**rushabhjain.a**21st February 2019 8:05 PM

### CBSE X Mathematics Arithmetic Progression

## in an AP of 50terms the sum of first 10 term is 210 and sum of last 15 term is 2565 find AP

**dhruvshrotriya03**23rd February 2019 3:53 PM

### CBSE X Mathematics

## the sum of first n terms of an AP . if its mth term is 168,find the value of m.also find the 20th term of the AP.

**amrithasai123**24th February 2019 12:13 PM

### CBSE X Mathematics

## How many terms of an AP 9,17,25.... must be taken to give a sum of 636?

**sumitkain2016**24th February 2019 8:05 PM

### CBSE X Mathematics

## sir/mam please will you provide me the answer of this query

**krishdabhoya2003**1st March 2019 11:10 PM

### CBSE X Mathematics Arithmetic Progression

## If we are asked to find out number of terms between 4 to 200 divisible by 4 .then whether we will include 4 and 200 in the list of AP formed or not?

**itsshivi11**4th March 2019 3:37 PM

### CBSE X Mathematics

## the mth term of an A.P is n n nth term is m, find the rth term of the A.P

**yusrakhan03**5th March 2019 3:14 PM

### CBSE X Mathematics

## If the sum of the first 𝑚 terms of an AP is 𝑛 and the sum of first 𝑛 terms is 𝑚. Then, show that the sum of its first (𝑚 + 𝑛) terms is −(𝑚 + 𝑛).

**yosuraj1234**5th March 2019 3:15 PM

### CBSE X Mathematics

## If the sum of the first 𝑚 terms of an AP is 𝑛 and the sum of first 𝑛 terms is 𝑚. Then, show that the sum of its first (𝑚 + 𝑛) terms is −(𝑚 + 𝑛).

**yosuraj1234**5th March 2019 3:16 PM

### CBSE X Mathematics

## . If the ratio of sum of 𝑚 terms of an AP to sum of 𝑛 terms of the same AP is 𝑚2 / 𝑛 2 , then prove that the ratio of its 𝑚th and 𝑛th terms is 2𝑚 − 1 ∶ 2𝑛 − 1.

**yosuraj1234**5th March 2019 3:17 PM

### ICSE X Mathematics

## If the sum of first m terms of A P is n and sum of first n terms of the same A P is m. Show that sum of first (m+n) terms is -(m+n). Sent fast.

**Pradeep**5th March 2019 9:25 PM

### IIT JEE Main Mathematics

## If a,b,c are in A.P then the roots of the equation ax^2+2bx+c=0 are

**mbalvanthreddy3608**7th March 2019 6:21 AM

### CBSE X Mathematics

## Find the 20th term of ap -5,-5/2,0,5/2

**luckyoberoi1972**7th March 2019 7:10 AM

### CBSE X Mathematics

## The sum of the first three numbers in an arithmetic progression is 18. If the product of the first and the third term is 5 times the common difference, find the three numbers.

**suchitra.vatsavayi**7th March 2019 3:55 PM

### CBSE X Mathematics

## Five terms are in AP their sum is 15 the ratio of product of their extremes to the product of second and fourth terms is 55:7 find the AP

**rakshithkumar94494**10th March 2019 6:17 AM

### Maharashtra X Mathematics

## Find four consecutive terms in an A.p such that the sum of second and third terms is 18 and the product of the first and fourth term is 45

**kshitijtambde**10th March 2019 6:44 PM

### ICSE X Mathematics

## The sum of first 7 terms of an AP is 49 and that of first 17 terms of it is 289 . Find the sum of first n terms .

**debabratap261**23rd March 2019 8:49 AM

### CBSE X Mathematics Arithmetic Progression

## If the mth term of an ap is 1/n and nth term of an ap is 1/m then find the value of (mn)th

**Yadavrishabh864**25th March 2019 10:11 AM

### ICSE VI Mathematics

## How many 4digit numbers r there between 999 &3000 How many 4digit numbers r there between 99 and 3000

**preetm2505**4th April 2019 12:20 AM