Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 993 · 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 study lamp marked at ₹3840 is sold for ₹1920. What is the discount percent?
2. 2.Meera’s father is three times as old as Meera. The sum of their ages is 40 years. How old is Meera?
3. 3.A watch is marked at ₹2820. The shop gives a 50% discount. How much do you pay (in ₹)?
4. 4.What sum of money earns ₹1935 simple interest in 3 years at 15% per year (in ₹)?
5. 5.A pair of shoes bought for ₹1340 is sold at a loss of 30%. What is the selling price (in ₹)?
6. 6.The average of 9 numbers is 58. When one more number is added, the average becomes 62. What number was added?
7. 7.A water tank holds 2340 litres. 40% of the water is used. How many litres are left?
8. 8.A school bag bought for ₹640 is sold at a loss of 25%. What is the selling price (in ₹)?
9. 9.Change 72 km/h into metres per second.
10. 10.Find the simple interest on ₹3600 at 3% per year for 1 year (in ₹).
11. 11.By selling a pressure cooker for ₹558, a shopkeeper makes a loss of 10%. What did the pressure cooker cost the shopkeeper (in ₹)?
12. 12.Find the compound interest on ₹48000 at 15% per year for 3 years, added every year (in ₹).
13. 13.A price goes up by 10% and then goes up by 5% more. By what percent has it gone up in all? =
14. 14.A school bag is marked at ₹1240. The shop takes 10% off, and then a further 25% off the new price. How much do you pay (in ₹)?
15. 15.A shopkeeper buys a cricket bat for ₹300 and sells it for ₹315. Find the profit percent.
16. 16.A bicycle is marked at ₹530. The shop takes 25% off, and then a further 20% off the new price. How much do you pay (in ₹)?
17. 17.A shop sells an average of 74 kg of sugar a day for 3 days, and then 39 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
18. 18.What is the difference between the compound interest and the simple interest on ₹44400 at 25% per year for 2 years (in ₹)?
19. 19.What sum of money earns ₹6825 simple interest in 5 years at 13% per year (in ₹)?
20. 20.What sum of money earns ₹1040 simple interest in 5 years at 4% per year (in ₹)?
21. 21.A table fan bought for ₹1220 is sold at a profit of 50%. What is the selling price (in ₹)?
22. 22.Kabir cycles to his school at 42 km/h and comes back by the same road at 14 km/h. What is his average speed for the whole trip (in km/h)?
23. 23.By selling a pair of shoes for ₹696, a shopkeeper makes a profit of 20%. What did the pair of shoes cost the shopkeeper (in ₹)?
24. 24.A pressure cooker marked at ₹4220 is sold for ₹2110. What is the discount percent?
25. 25.A price comes down by 10% and then comes down by 50% more. By what percent has it come down in all? =
26. 26.Find the compound interest on ₹48000 at 5% per year for 3 years, added every year (in ₹).
27. 27.What is the difference between the compound interest and the simple interest on ₹28400 at 15% per year for 2 years (in ₹)?
28. 28.A water tank holds 3120 litres. 15% of the water is used. How many litres are left?
29. 29.Find the simple interest on ₹10000 at 9% per year for 1 year (in ₹).
30. 30.Change 18 km/h into metres per second.
31. 31.Marks of 5 friends in a quiz: 45, 66, 62, 65, 47. What is their average mark?
32. 32.What is the difference between the compound interest and the simple interest on ₹10000 at 4% per year for 2 years (in ₹)?
33. 33.Find the compound interest on ₹46375 at 20% per year for 3 years, added every year (in ₹).
34. 34.Aarav can finish a job in 11 days and Ishaan in 22 days. Aarav works alone for 3 days and then stops. Ishaan finishes the rest. How many days does Ishaan take?
35. 35.The average of 5 numbers is 42. When one more number is added, the average becomes 47. What number was added?
36. 36.A study lamp marked at ₹140 is sold for ₹105. What is the discount percent?
37. 37.By selling a pressure cooker for ₹1176, a shopkeeper makes a profit of 20%. What did the pressure cooker cost the shopkeeper (in ₹)?
38. 38.The price of a school bag changes from ₹1880 to ₹1128. By what percent did it come down?
39. 39.What is the difference between the compound interest and the simple interest on ₹32700 at 20% per year for 2 years (in ₹)?
40. 40.A pair of shoes marked at ₹3220 is sold for ₹2254. What is the discount percent?

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