Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 348 · 40 questions

The method (Find the 100%): Name the topic and write its formula. For percent questions, decide which value is the 100%. Check units (₹, km/h, days) and whether the answer is sensible.

1. 1.The price of a school bag changes from ₹1360 to ₹952. By what percent did it come down?
2. 2.After a 20% discount, a study lamp costs ₹2544. What was its marked price (in ₹)?
3. 3.The average of 4 numbers is 38. When one more number is added, the average becomes 44. What number was added?
4. 4.The price of a bicycle is ₹1640. It goes up by 5%. What is the new price (in ₹)?
5. 5.Diya puts ₹7600 in a bank at 10% simple interest per year. How much will she have after 3 years (in ₹)?
6. 6.In 22 years, Rahul will be twice as old as Rahul was 3 years ago. How old is Rahul now?
7. 7.In how many years will ₹3000 earn ₹720 as simple interest at 6% per year?
8. 8.Marks of 4 friends in a quiz: 60, 62, 65, 89. What is their average mark?
9. 9.Karan and Arjun together finish a job in 8 days. Karan alone takes 9 days. How many days would Arjun take alone?
10. 10.A school bag marked at ₹1340 is sold for ₹1005. What is the discount percent?
11. 11.What is the difference between the compound interest and the simple interest on ₹47500 at 4% per year for 2 years (in ₹)?
12. 12.Kabir cycles to his school at 77 km/h and comes back by the same road at 44 km/h. What is his average speed for the whole trip (in km/h)?
13. 13.Find the compound interest on ₹35328 at 25% per year for 3 years, added every year (in ₹).
14. 14.Sneha is 8 years older than Isha. In 10 years, the sum of their ages will be 64. How old is Isha now?
15. 15.A bus runs at 88 km/h. How far does it go in 45 minutes (in km)?
16. 16.A bus runs at 68 km/h. How far does it go in 45 minutes (in km)?
17. 17.Find the simple interest on ₹7100 at 6% per year for 4 years (in ₹).
18. 18.A watch is marked at ₹680. The shop takes 50% off, and then a further 10% off the new price. How much do you pay (in ₹)?
19. 19.Kavya’s batting average after 14 innings is 49 runs. How many runs must Kavya score in the next innings to raise the average to 51?
20. 20.A watch bought for ₹1600 is sold at a profit of 30%. What is the selling price (in ₹)?
21. 21.The price of a bicycle is ₹1220. It goes up by 20%. What is the new price (in ₹)?
22. 22.How many minutes does a car take to go 20 km at 75 km/h?
23. 23.A shop sells 4500 cups of tea a month. Next month it sells 15% more. How many cups does it sell next month?
24. 24.Change 20 m/s into km/h.
25. 25.Find the amount when ₹8000 is invested at 15% per year compound interest for 3 years (in ₹).
26. 26.Find the amount when ₹31250 is invested at 4% per year compound interest for 3 years (in ₹).
27. 27.In 26 years, Tara will be twice as old as Tara was 6 years ago. How old is Tara now?
28. 28.Find the amount when ₹10625 is invested at 4% per year compound interest for 2 years (in ₹).
29. 29.A shopkeeper buys a watch for ₹380 and sells it for ₹570. Find the profit percent.
30. 30.Change 15 m/s into km/h.
31. 31.Aarav can finish a job in 11 days and Ishaan in 22 days. Aarav works alone for 6 days and then stops. Ishaan finishes the rest. How many days does Ishaan take?
32. 32.A shop sells 3440 cups of tea a month. Next month it sells 50% more. How many cups does it sell next month?
33. 33.A pair of shoes marked at ₹3060 is sold for ₹2754. What is the discount percent?
34. 34.A study lamp bought for ₹720 is sold at a loss of 30%. What is the selling price (in ₹)?
35. 35.Kabir cycles to his school at 70 km/h and comes back by the same road at 28 km/h. What is his average speed for the whole trip (in km/h)?
36. 36.Find the compound interest on ₹15625 at 8% per year for 3 years, added every year (in ₹).
37. 37.Farhan and Diya together finish a job in 5 days. Farhan alone takes 6 days. How many days would Diya take alone?
38. 38.By selling a study lamp for ₹900, a shopkeeper makes a profit of 50%. What did the study lamp cost the shopkeeper (in ₹)?
39. 39.The price of a school bag changes from ₹3880 to ₹4462. By what percent did it go up?
40. 40.A cricket bat bought for ₹1780 is sold at a profit of 20%. What is the selling price (in ₹)?

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