# Rational Numbers Free Doubts and Solutions

### CBSE - IX - Mathematics - Number System

if a=7-4 , find the value of +

**saasha.joshua**22nd July 2018, 8:03 PM

### CBSE - IX - Mathematics - Number System

## in a 100 m race , A beats B by 20 m , or 4 sec. what is the speed of A?

**abantikac1234**8th May 2018, 8:46 PM

### CBSE - IX - Mathematics - Number System

## Please solve this sum from Number Systems chapter class 9

**nvrithikashree**23rd March 2018, 1:31 PM

### CBSE - IX - Mathematics - Number System

## Express 1.32 bar[bar is on 32] +0.35bar[bar is on 35] in th form p/q, where p and q are integers and q in not equal to 0.

**sajal2402**4th March 2018, 9:53 PM

### CBSE - IX - Mathematics - Number System

## Express 5/8 in a decimal form.

**Topperlearning User**24th January 2018, 10:58 AM

### CBSE - IX - Mathematics - Number System

Find 4 rational numbers between

**Topperlearning User**26th July 2017, 11:03 AM

### CBSE - IX - Mathematics - Number System

Express as a rational number in the form _{}where p and q are integers and q _{}0.

_{}where p and q are integers and q

_{}0.

**Topperlearning User**26th July 2017, 11:00 AM

### CBSE - IX - Mathematics - Number System

Express 2.02_{} in the form of where p and q are integers and q _{}0.

_{}in the form of where p and q are integers and q

_{}0.

**Topperlearning User**26th July 2017, 10:58 AM

### CBSE - IX - Mathematics - Number System

Express _{}in the form where p and q are integers q _{}0

_{}in the form where p and q are integers q

_{}0

**Topperlearning User**26th July 2017, 10:58 AM

### CBSE - IX - Mathematics - Number System

## Write in decimal form and say what kind of decimal expansion it has?

**Topperlearning User**26th July 2017, 10:56 AM

### CBSE - IX - Mathematics - Number System

## Convert into decimal form.

**Topperlearning User**26th July 2017, 10:54 AM

### CBSE - IX - Mathematics - Number System

## Express in the form of a fraction.

**Topperlearning User**26th July 2017, 10:50 AM

### CBSE - IX - Mathematics - Number System

## Prove that is not a rational number on the basis of decimal representation.

**Topperlearning User**26th July 2017, 10:49 AM

### CBSE - IX - Mathematics - Number System

## Find x,if xsquare+x=xcube-x

**vikasg13.hardware**19th June 2017, 2:54 PM

### CBSE - IX - Mathematics - Number System

## Find 9 rational numbers between 0 and 0.1

**Virender**1st June 2016, 3:00 PM

### CBSE - IX - Mathematics - Number System

## find the compound interest and ammount for 3 year as given rate of interestvof each year are 6%,8% and10% respectively?

**Dhananjay**27th May 2016, 7:39 PM

### CBSE - IX - Mathematics - Number System

## <div>solve x and y:</div> <div><img class="Wirisformula" src="https://images.topperlearning.com/topper/tinymce/integration/showimage.php?formula=4c462542719c9bf31c01c678a4852c61.png" alt="open parentheses 25 close parentheses to the power of x equals 5 to the power of y minus 1 end exponent space a n d space open parentheses 32 close parentheses to the power of y equals 4 cross times 8 to the power of x" align="middle" /></div>

**Neeru**1st May 2016, 1:37 PM

### CBSE - IX - Mathematics - Number System

## <div>prove that</div> <div><img class="Wirisformula" src="https://images.topperlearning.com/topper/tinymce/integration/showimage.php?formula=c376aed043ed926af62242a9c95d8df7.png" alt="open parentheses x to the power of b over x to the power of c close parentheses to the power of b plus c minus a end exponent cross times open parentheses x to the power of c over x to the power of a close parentheses to the power of c plus a minus b end exponent cross times open parentheses x to the power of a over x to the power of b close parentheses to the power of a plus b minus c end exponent equals 1" align="middle" /></div>

**Neeru**1st May 2016, 1:29 PM

### CBSE - IX - Mathematics - Number System

## how 0.25 can be written 25 paise

**eeshan.nk**23rd March 2016, 1:10 PM

### CBSE - IX - Mathematics - Number System

## Students in a school are made to stand in a row and column formation. In an average day, the number of rows and the number of columns is fixed. On one particular day, the row size was increased by 4, which lead to the number of rows decreasing by 2. On another day, the row size was decreased by 4, which led to the no. of rows increasing by 4. How many students are there in the school?

**a.behera67**25th January 2016, 8:07 PM

### CBSE - IX - Mathematics - Number System

## find 4 rational numbers between 1/2and2/3 .
can we write it in decimal form like 0.512,0.54,0.5,0.5237.

**pahiroy1221**28th July 2015, 6:35 AM

### CBSE - IX - Mathematics - Number System

## <div>Is this equal set or not</div> <div>A=<img class="Wirisformula" src="https://images.topperlearning.com/topper/tinymce/integration/showimage.php?formula=6e566c692879b3da153adec9fd48c795.png" alt="open curly brackets 1 comma 3 comma 7 comma 35 close curly brackets" align="middle" /></div> <div>B=<img class="Wirisformula" src="https://images.topperlearning.com/topper/tinymce/integration/showimage.php?formula=9396c871d21cf7e0e4e75092a3edadaa.png" alt="open curly brackets f a c t o r space o f space 35 close curly brackets" align="middle" /></div>

**Petulla Mishra**15th June 2015, 9:38 PM

### CBSE - IX - Mathematics - Number System

## <div>The number of consecutive zeros in <img class="Wirisformula" src="https://images.topperlearning.com/topper/tinymce/integration/showimage.php?formula=a6b1baa4755289384c9c1a777cebf7c4.png" alt="2 cubed space space space space space" align="middle" />X <img class="Wirisformula" src="https://images.topperlearning.com/topper/tinymce/integration/showimage.php?formula=c705fcf2ddfffc7d8b03fedbc8fa29ba.png" alt="3 to the power of 4" align="middle" /> X <img class="Wirisformula" src="https://images.topperlearning.com/topper/tinymce/integration/showimage.php?formula=ccb8d8256785e644140d3607e4d7830a.png" alt="5 to the power of 4" align="middle" /> X 7 is,</div>

**Petulla Mishra**30th May 2015, 11:50 AM

### CBSE - IX - Mathematics - Number System

## <div>Find the value of a and b if <img class="Wirisformula" alt="bevelled fraction numerator 3 minus square root of 6 over denominator 3 plus 2 square root of 6 end fraction" src="https://images.topperlearning.com/topper/tinymce/integration/showimage.php?formula=a94a606275b1566e983c6ce173df1a68.png" align="middle" /> is equal to <img class="Wirisformula" alt="a square root of 6 space minus space b" src="https://images.topperlearning.com/topper/tinymce/integration/showimage.php?formula=205a728cc32a87fb4c151c93aa37f70e.png" align="middle" /></div>

**ajaykaul9**15th May 2015, 9:37 PM

### CBSE - IX - Mathematics - Number System

## if x=1/2+sqroot3, evaluate 2x3-7x2-2x+1

**nisha_vini29**23rd April 2015, 11:01 PM

### CBSE - IX - Mathematics - Number System

## <div>arrange in ascending order: <img class="Wirisformula" src="https://images.topperlearning.com/topper/tinymce/integration/showimage.php?formula=318685e3de5a4d96c6ee1b4235d55340.png" alt="8 root index blank of 90" align="middle" />,<img class="Wirisformula" src="https://images.topperlearning.com/topper/tinymce/integration/showimage.php?formula=393cda89fa0ecaa4cd980f815e37b875.png" alt="fourth root of 10" align="middle" />,<img class="Wirisformula" src="https://images.topperlearning.com/topper/tinymce/integration/showimage.php?formula=9aed14774257d87f61b48050f9f34725.png" alt="square root of 6" align="middle" /></div>

**nisha_vini29**23rd April 2015, 10:58 PM

### CBSE - IX - Mathematics - Number System

## represent 2+sq root 2 on number line.

**nisha_vini29**21st April 2015, 11:21 PM

### CBSE - IX - Mathematics - Number System

## if a=6-sq root 35,then find a2+1/a2

**nisha_vini29**21st April 2015, 11:19 PM

### CBSE - IX - Mathematics - Number System

## <div>simplify -<img class="Wirisformula" src="https://images.topperlearning.com/topper/tinymce/integration/showimage.php?formula=79a4a7e537c7806079ff97c9611c21e7.png" alt="square root of 3 plus 2 square root of 2 end root" align="middle" /></div>

**mansi**7th August 2014, 8:40 PM

### CBSE - IX - Mathematics - Number System

## find the decimal representation of 22/7

**deeptisingh25**28th June 2014, 3:40 PM

### CBSE - IX - Mathematics - Number System

## Convert 518 into decimal form by long division method.

**deeptisingh25**28th June 2014, 3:38 PM

### CBSE - IX - Mathematics - Number System

##
### If x = _{} and y = _{} then find the value of x + y.

### If x = _{} and y = _{} then find the value of x + y.

**bhuana740rocks**26th June 2014, 10:44 PM

### CBSE - IX - Mathematics - Number System

## what +-+-+++++++++++++++++------------------------+-+-+-+=?

**V DHANYA Lakshmi**21st June 2014, 10:24 AM

### CBSE - IX - Mathematics - Number System

## Write in decimal form and say what kind of decimal expansion it has?

**Topperlearning User**4th June 2014, 1:23 PM

### CBSE - IX - Mathematics - Number System

## Express 5. in the form of , where p and q are integers and q 0.

**Topperlearning User**4th June 2014, 1:23 PM

### CBSE - IX - Mathematics - Number System

## Express.

**Topperlearning User**4th June 2014, 1:23 PM

### CBSE - IX - Mathematics - Number System

## Find four rational numbers between.

**Topperlearning User**4th June 2014, 1:23 PM

### CBSE - IX - Mathematics - Number System

## Express in the form where p and q are integers and q ≠ 0.

**Topperlearning User**4th June 2014, 1:23 PM

### CBSE - IX - Mathematics - Number System

Express as a rational number in the form _{}, where p and q are integers, and q _{} 0.

_{}, where p and q are integers, and q

_{}0.

**Topperlearning User**4th June 2014, 1:23 PM

### CBSE - IX - Mathematics - Number System

## Find three rational numbers between . How many rational numbers can be determined lying between these numbers?

**Topperlearning User**4th June 2014, 1:23 PM

### CBSE - IX - Mathematics - Number System

## Express in the form of , where p and q are integers. and q 0.

**Topperlearning User**4th June 2014, 1:23 PM

### CBSE - IX - Mathematics - Number System

## if x = 3 - 2, find the value of -

**Topperlearning User**4th June 2014, 1:23 PM

### CBSE - IX - Mathematics - Number System

## Express in the form of a fraction.

**Topperlearning User**4th June 2014, 1:23 PM

### CBSE - IX - Mathematics - Number System

## Express in the form of a fraction.

**Topperlearning User**4th June 2014, 1:23 PM