Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 813 · 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.A water tank holds 3680 litres. 20% of the water is used. How many litres are left?
2. 2.By selling a watch for ₹288, a shopkeeper makes a loss of 20%. What did the watch cost the shopkeeper (in ₹)?
3. 3.In 19 years, Manav will be twice as old as Manav was 3 years ago. How old is Manav now?
4. 4.A pair of shoes marked at ₹1940 is sold for ₹1455. What is the discount percent?
5. 5.What is the difference between the compound interest and the simple interest on ₹7500 at 12% per year for 2 years (in ₹)?
6. 6.The average of 5 numbers is 38. When one more number is added, the average becomes 41. What number was added?
7. 7.By selling a pair of shoes for ₹744, a shopkeeper makes a profit of 20%. What did the pair of shoes cost the shopkeeper (in ₹)?
8. 8.Marks of 5 friends in a quiz: 71, 60, 57, 79, 58. What is their average mark?
9. 9.After a 25% discount, a bicycle costs ₹435. What was its marked price (in ₹)?
10. 10.Kabir cycles to his school at 22 km/h and comes back by the same road at 66 km/h. What is his average speed for the whole trip (in km/h)?
11. 11.By selling a bicycle for ₹2375, a shopkeeper makes a profit of 25%. What did the bicycle cost the shopkeeper (in ₹)?
12. 12.A car runs for 3 hours at 57 km/h and then for 3 hours at 25 km/h. What is its average speed for the whole journey (in km/h)?
13. 13.A bus runs at 38 km/h. How far does it go in 90 minutes (in km)?
14. 14.A bicycle is marked at ₹450. The shop takes 25% off, and then a further 20% off the new price. How much do you pay (in ₹)?
15. 15.A price goes up by 20% and then comes down by 5%. By what percent has it gone up in all? =
16. 16.Find the amount when ₹17500 is invested at 8% per year compound interest for 2 years (in ₹).
17. 17.A cricket bat bought for ₹360 is sold at a profit of 10%. What is the selling price (in ₹)?
18. 18.Nisha can finish a job in 14 days and Meera in 28 days. Nisha works alone for 1 day and then stops. Meera finishes the rest. How many days does Meera take?
19. 19.A table fan marked at ₹300 is sold for ₹150. What is the discount percent?
20. 20.Two discounts of 25% and 50%, one after the other, are the same as one discount of what percent? =
21. 21.What sum of money earns ₹3160 simple interest in 4 years at 5% per year (in ₹)?
22. 22.Ishaan can finish a job in 9 days and Rohan in 6 days. What fraction of the job do they finish if they work together for 2 days? =
23. 23.Isha can finish a job in 17 days and Ananya in 16 days. What fraction of the job do they finish if they work together for 3 days? =
24. 24.A cricket bat bought for ₹1280 is sold at a loss of 10%. What is the selling price (in ₹)?
25. 25.A shopkeeper buys a bicycle for ₹1500 and sells it for ₹1875. Find the profit percent.
26. 26.A shopkeeper buys a table fan for ₹1020 and sells it for ₹1530. Find the profit percent.
27. 27.The price of a bicycle is ₹3980. It goes up by 25%. What is the new price (in ₹)?
28. 28.A car runs for 2 hours at 24 km/h and then for 2 hours at 26 km/h. What is its average speed for the whole journey (in km/h)?
29. 29.A school bag is marked at ₹408. The shop takes 25% off, and then a further 50% off the new price. How much do you pay (in ₹)?
30. 30.Change 18 km/h into metres per second.
31. 31.Marks of 6 friends in a quiz: 23, 43, 23, 20, 24, 71. What is their average mark?
32. 32.A shopkeeper buys a study lamp for ₹1720 and sells it for ₹1892. Find the profit percent.
33. 33.By selling a school bag for ₹64, a shopkeeper makes a loss of 20%. What did the school bag cost the shopkeeper (in ₹)?
34. 34.A pair of shoes bought for ₹820 is sold at a loss of 5%. What is the selling price (in ₹)?
35. 35.The average of 5 numbers is 20. When one more number is added, the average becomes 26. What number was added?
36. 36.Find the amount when ₹3850 is invested at 20% per year compound interest for 2 years (in ₹).
37. 37.A cricket bat bought for ₹580 is sold at a loss of 40%. What is the selling price (in ₹)?
38. 38.A water tank holds 4720 litres. 50% of the water is used. How many litres are left?
39. 39.The average weight of 6 children is 44 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
40. 40.Meera is 6 years older than Arjun. In 2 years, the sum of their ages will be 44. How old is Arjun now?

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