Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 270 · 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.What is the difference between the compound interest and the simple interest on ₹39200 at 25% per year for 2 years (in ₹)?
2. 2.A cricket bat is marked at ₹1980. The shop gives a 25% discount. How much do you pay (in ₹)?
3. 3.Meera’s father is three times as old as Meera. The sum of their ages is 32 years. How old is the father?
4. 4.How many minutes does a car take to go 128 km at 80 km/h?
5. 5.Two discounts of 25% and 20%, one after the other, are the same as one discount of what percent? =
6. 6.A town has 1920 people. Its population grows by 15%. How many people live there now?
7. 7.In 25 years, Pooja will be twice as old as Pooja was 6 years ago. How old is Pooja now?
8. 8.Diya puts ₹6200 in a bank at 6% simple interest per year. How much will she have after 5 years (in ₹)?
9. 9.Aarav can finish a job in 4 days and Sneha in 10 days. Aarav works alone for 2 days and then stops. Sneha finishes the rest. How many days does Sneha take?
10. 10.A cricket bat marked at ₹1300 is sold for ₹1040. What is the discount percent?
11. 11.By selling a cricket bat for ₹272, a shopkeeper makes a loss of 15%. What did the cricket bat cost the shopkeeper (in ₹)?
12. 12.Find the simple interest on ₹12500 at 14% per year for 4 years (in ₹).
13. 13.A shopkeeper buys a table fan for ₹60 and sells it for ₹54. Find the loss percent.
14. 14.Zoya is 10 years older than Meera. In 5 years, the sum of their ages will be 36. How old is Meera now?
15. 15.A bicycle is marked at ₹1160. The shop gives a 25% discount. How much do you pay (in ₹)?
16. 16.Marks of 5 friends in a quiz: 24, 18, 29, 21, 28. What is their average mark?
17. 17.Diya puts ₹19400 in a bank at 15% simple interest per year. How much will she have after 1 year (in ₹)?
18. 18.The price of a school bag changes from ₹580 to ₹667. By what percent did it go up?
19. 19.Marks of 4 friends in a quiz: 94, 75, 96, 95. What is their average mark?
20. 20.Find the amount when ₹5664 is invested at 25% per year compound interest for 2 years (in ₹).
21. 21.A watch bought for ₹1640 is sold at a profit of 10%. What is the selling price (in ₹)?
22. 22.By selling a pressure cooker for ₹2208, a shopkeeper makes a profit of 20%. What did the pressure cooker cost the shopkeeper (in ₹)?
23. 23.What is the difference between the compound interest and the simple interest on ₹31100 at 10% per year for 2 years (in ₹)?
24. 24.Find the compound interest on ₹9000 at 10% per year for 3 years, added every year (in ₹).
25. 25.A watch is marked at ₹1800. The shop gives a 5% discount. How much do you pay (in ₹)?
26. 26.Change 108 km/h into metres per second.
27. 27.Vivaan’s father is four times as old as Vivaan. The sum of their ages is 70 years. How old is Vivaan?
28. 28.The price of a school bag changes from ₹3740 to ₹4675. By what percent did it go up?
29. 29.The average of 4 numbers is 51. When one more number is added, the average becomes 56. What number was added?
30. 30.The price of a school bag changes from ₹3480 to ₹4350. By what percent did it go up?
31. 31.By selling a school bag for ₹1206, a shopkeeper makes a loss of 10%. What did the school bag cost the shopkeeper (in ₹)?
32. 32.What sum of money earns ₹5728 simple interest in 4 years at 8% per year (in ₹)?
33. 33.2 years ago, Karan’s mother was twice as old as Karan. The mother is 12 years old now. How old is Karan now?
34. 34.Find the compound interest on ₹14000 at 15% per year for 2 years, added every year (in ₹).
35. 35.A town has 2480 people. Its population grows by 5%. How many people live there now?
36. 36.A table fan bought for ₹1040 is sold at a profit of 25%. What is the selling price (in ₹)?
37. 37.A bicycle marked at ₹1320 is sold for ₹792. What is the discount percent?
38. 38.A pressure cooker marked at ₹760 is sold for ₹684. What is the discount percent?
39. 39.A water tank holds 2480 litres. 20% of the water is used. How many litres are left?
40. 40.A bicycle marked at ₹2180 is sold for ₹1853. What is the discount percent?

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