Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 334 · 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.In 10 years, Arjun will be twice as old as Arjun was 6 years ago. How old is Arjun now?
2. 2.Isha can finish a job in 9 days and Aditya in 6 days. Isha works alone for 6 days and then stops. Aditya finishes the rest. How many days does Aditya take?
3. 3.By selling a watch for ₹1638, a shopkeeper makes a profit of 30%. What did the watch cost the shopkeeper (in ₹)?
4. 4.The price of a bicycle is ₹4640. It goes up by 15%. What is the new price (in ₹)?
5. 5.A school bag bought for ₹920 is sold at a loss of 30%. What is the selling price (in ₹)?
6. 6.6 years ago, Kabir’s mother was four times as old as Kabir. The mother is 18 years old now. How old is Kabir now?
7. 7.A price goes up by 50% and then goes up by 5% more. By what percent has it gone up in all? =
8. 8.Find the amount when ₹33750 is invested at 12% per year compound interest for 2 years (in ₹).
9. 9.Kabir cycles to his school at 40 km/h and comes back by the same road at 60 km/h. What is his average speed for the whole trip (in km/h)?
10. 10.Change 36 km/h into metres per second.
11. 11.In 10 years, Manav will be twice as old as Manav was 3 years ago. How old is Manav now?
12. 12.A shopkeeper buys a cricket bat for ₹1020 and sells it for ₹1071. Find the profit percent.
13. 13.Find the amount when ₹40000 is invested at 5% per year compound interest for 3 years (in ₹).
14. 14.Find the simple interest on ₹18900 at 11% per year for 4 years (in ₹).
15. 15.A pressure cooker is marked at ₹4200. The shop gives a 5% discount. How much do you pay (in ₹)?
16. 16.Vivaan and Dev together finish a job in 6 days. Vivaan alone takes 9 days. How many days would Dev take alone?
17. 17.Meera is 3 years older than Saanvi. In 8 years, the sum of their ages will be 65. How old is Saanvi now?
18. 18.In how many years will ₹17000 earn ₹3400 as simple interest at 4% per year?
19. 19.A pair of shoes marked at ₹2480 is sold for ₹1984. What is the discount percent?
20. 20.The average of 8 numbers is 42. When one more number is added, the average becomes 43. What number was added?
21. 21.By selling a cricket bat for ₹756, a shopkeeper makes a profit of 40%. What did the cricket bat cost the shopkeeper (in ₹)?
22. 22.The average of 5 numbers is 46. When one more number is added, the average becomes 50. What number was added?
23. 23.Find the compound interest on ₹15625 at 12% per year for 3 years, added every year (in ₹).
24. 24.After a 40% discount, a cricket bat costs ₹2076. What was its marked price (in ₹)?
25. 25.Ishaan is 10 years older than Rohan. In 8 years, the sum of their ages will be 80. How old is Rohan now?
26. 26.Find the simple interest on ₹4700 at 15% per year for 1 year (in ₹).
27. 27.After a 10% discount, a watch costs ₹2412. What was its marked price (in ₹)?
28. 28.Kabir can finish a job in 28 days and Aarav in 7 days. Kabir works alone for 12 days and then stops. Aarav finishes the rest. How many days does Aarav take?
29. 29.What sum of money earns ₹528 simple interest in 2 years at 12% per year (in ₹)?
30. 30.A watch bought for ₹860 is sold at a profit of 20%. What is the selling price (in ₹)?
31. 31.Ananya can finish a job in 8 days and Diya in 20 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
32. 32.Find the compound interest on ₹12500 at 4% per year for 2 years, added every year (in ₹).
33. 33.The simple interest on ₹14300 for 2 years is ₹4290. What is the rate of interest (% per year)?
34. 34.In how many years will ₹16800 earn ₹3024 as simple interest at 9% per year?
35. 35.Find the compound interest on ₹27000 at 20% per year for 3 years, added every year (in ₹).
36. 36.A pressure cooker marked at ₹4840 is sold for ₹3872. What is the discount percent?
37. 37.A bicycle is marked at ₹1080. The shop gives a 10% discount. How much do you pay (in ₹)?
38. 38.Marks of 5 friends in a quiz: 14, 18, 14, 22, 57. What is their average mark?
39. 39.What sum of money earns ₹312 simple interest in 1 year at 13% per year (in ₹)?
40. 40.A bicycle is marked at ₹425. The shop takes 10% off, and then a further 20% off the new price. How much do you pay (in ₹)?

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