Class 12 CBSE Applied Maths Number Quantification & Numerical Applications Exercise 1.7
Class 12 CBSE Applied Maths aims to develop an understanding of basic
mathematical and statistical tools and their
applications in the field of commerce (business/ finance/economics) and social
sciences. Topics covered in Class 12th Applied Maths includes : Numbers, Quantification and
Numerical Applications, Algebra, Calculus, Probability Distributions , Inferential Statistics, Index
Numbers and Time-based data , Financial Mathematics , Linear Programming.
Please Select
Q1. A can run 40 metres while B run 50 metres in the same time. In a 1000 m race, find by how much distance B beats A?
Solution :
Q2. In a 100 m race, A covers a distance in 36 seconds and B in 45 seconds. Find by how much distance A beats B?
Solution :
Q3. In a 500 m race, A beats B by 90 m or 18 seconds. Find A's time to cover the race course.
Solution :
Q4. A runs 4 times as fast as B. If A gives B a start of 60 m, how far must the goal on the race course be so that A and B reach it at the same time?
Solution :
Q5. A and B participate in 200 m race. A runs at the speed of 6 km/h. A gives B a start of 18 m and still beats him by 6 seconds. Find the speed of B in km/h.
Solution :
Q6. In a 500 m race, the ratio of the speeds of two participants A and B is 3:4 respectively. If A has a start of 140 m, then find the distance by which A wins.
Solution :
Q7. In a 100 m race, A beats B by 20 m and C by 28 m. Find by how much distance B will beat C in a race of 500 m?
Solution :
Q8. In a 100 m race, A can beat B by 20 m and B can beat C by 10 m. In the same race, find by how much distance does A beat C?
Solution :
Q9. In a 200 m race, A can give a start of 18 m to B and a start of 31 m to C. In a race of 350 m, how much start can B give to C?
Solution :
Q10. In a flat race, A beats B by 15 m and C by 29 m. When B and C run over the course together B wins by 15 m. Find the length of the race course.
Solution :
Q11. A can run 1 km in 4 minutes 54 seconds and B in 5 minutes. How many metres start can A give B in 1 km race so that the race may end in dead heat?
Solution :
Q12. In a race of 600 m, A can beat B by 60 m and in a race of 500 m B can beat C by 50 m. By how much metres will A beat C in a race of 400 m?
Solution :
Q13. In a game of 90 points, A can give 15 points to B and 30 points to C. How many points can B give C in a game of 100 points?
Solution :
Q14. In a game, A can give 20 points to B in 60 and 18 points to C in 90. How many points can C give B in a game of 120?
Solution :
Q15. In a game, A can give 15 points to B, A can give 30 points to C and B can give 20 points to C. How many points make the game?
Solution :
