Ask a Doubt
Request a call back

Join NOW to get access to exclusive study material for best results

ICSE Class 10 Answered

If the speed of the car is increased by 10km per hr,it takes 18 minutes less to cover a distance of 36 km.Find the speed of car
Asked by sukhmansohitsingh0565 | 19 Oct, 2019, 10:56: PM
Expert Answer
let space the space speed space be space straight x distance space equals space 36 km time space equals space 36 over straight x on space increasing space speed space to space straight x space plus 10 straight t equals fraction numerator 36 over denominator straight x plus 10 end fraction difference equals 18 over 30 space hrs 36 over straight x minus fraction numerator 36 over denominator straight x plus 10 end fraction equals 18 over 30 space simplfying space we space get straight x squared plus 10 straight x minus 1200 equals 0 straight x equals 30 space or space straight x equals negative 40 so space straight x space equals 30 speed space of space car space equals space 30 km divided by hr
Answered by Arun | 20 Oct, 2019, 01:55: PM

Application Videos

Concept Videos

Multiple Choice Questions Practice Test Subjective Questions Webinar Subjective Questions Pre Board Assessment
Answered Unanswered My Questions My Answers
ICSE 10 - Maths
Mr. Bedi visits the market and buys the following articles:                                                                             Medicines costing Rs. 950, GST @5% A pair of shoes costing Rs. 3000,GST @18%A Laptop bag costing Rs. 1000 with a discount of 30% GST @18% Calculate the total amount of GST paid. The total bill amount including GST paid by Mr. Bedi
Asked by KANRAR.SOUMEN | 08 Jan, 2023, 07:56: PM
ANSWERED BY EXPERT
ICSE 10 - Maths
what is the full form of icse
Asked by daviasha84033 | 05 Jan, 2023, 07:41: AM
ANSWERED BY EXPERT
ICSE 10 - Maths
What is non Collinear Point?  
Asked by anuragjsg7 | 30 Dec, 2022, 11:00: AM
ANSWERED BY EXPERT
ICSE 10 - Maths
what is the value pie
Asked by harsha2007yash | 26 Dec, 2022, 07:40: PM
ANSWERED BY EXPERT
ICSE 10 - Maths
samita has a recurring deposit account in a bank of RS.2000 per month at the rate of 10 percentage per annum . If she gets RS. 83100 at the time of maturity . find the total time for which the account was held
Asked by yesrajput12345 | 26 Dec, 2022, 08:26: AM
ANSWERED BY EXPERT
ICSE 10 - Maths
Explain me Linear equation
Asked by jaiswalasha554 | 24 Dec, 2022, 01:18: PM
ANSWERED BY EXPERT
ICSE 10 - Maths
11-2x/5 greater than equal 9-3x/8 + 3/4 how to solve this  
Asked by KANRAR.SOUMEN | 15 Dec, 2022, 12:26: PM
ANSWERED BY EXPERT
ICSE 10 - Maths
Find the remainder when 2x^3 - 3x^2 + 4x 2 is divided by x+2
Asked by madhab_chaudhuri | 06 Dec, 2022, 01:38: PM
ANSWERED BY EXPERT
ICSE 10 - Maths
The price of a sewing machine is Rs.40000.The wholesaler allows a discount of 10% on it to the shopkeeper.The shopkeeper sells the sewing machine to a customer at a discount of 5% on the marked price .GST is charged at the rate of 28% .The sales are intra-state. to find- 1] the price inclusive of tax paid by the shopkeeper 2]the tax paid by the wholeseller to the state government 3] the GST paid by the shopkeeper to the state government 4]total amount paid by the customer inclusive of tax.           Please Solve This
Asked by rashikulkarni28 | 18 Oct, 2022, 11:20: AM
ANSWERED BY EXPERT
ICSE 10 - Maths
Reena goes to a shop to buy an item quoted at Rs 2000 .The rate of GST is 12 % on it.She asks the shopkeeper for a discount on the price of that item to such an extent that she has to pay Rs 2016 iclusive of GST.Find tge discount % on the price of that item.Pls solve this.
Asked by rashikulkarni28 | 15 Oct, 2022, 10:50: AM
ANSWERED BY EXPERT
My Class Videos Tests ₹ Plans Ask a Doubt
Get FREE Sample Mock Papers for Final Exams
Download Now
×