Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 106 · 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. 1.2 years ago, Tara’s mother was three times as old as Tara. The mother is 23 years old now. How old is Tara now?
2. 2.Aarav can finish a job in 8 days and Dev in 12 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
3. 3.The price of a bicycle is ₹4840. It goes up by 50%. What is the new price (in ₹)?
4. 4.Find the simple interest on ₹3600 at 9% per year for 4 years (in ₹).
5. 5.A bicycle bought for ₹1520 is sold at a loss of 20%. What is the selling price (in ₹)?
6. 6.Find the compound interest on ₹48000 at 5% per year for 3 years, added every year (in ₹).
7. 7.The price of a bicycle is ₹4200. It goes up by 30%. What is the new price (in ₹)?
8. 8.The simple interest on ₹9700 for 5 years is ₹1940. What is the rate of interest (% per year)?
9. 9.A price comes down by 20% and then comes down by 10% more. By what percent has it come down in all? =
10. 10.Marks of 4 friends in a quiz: 47, 39, 53, 49. What is their average mark?
11. 11.Dev is 7 years older than Kavya. In 10 years, the sum of their ages will be 75. How old is Kavya now?
12. 12.After a 20% discount, a watch costs ₹1376. What was its marked price (in ₹)?
13. 13.After a 15% discount, a bicycle costs ₹884. What was its marked price (in ₹)?
14. 14.A shopkeeper buys a pair of shoes for ₹520 and sells it for ₹572. Find the profit percent.
15. 15.A bicycle bought for ₹1300 is sold at a profit of 20%. What is the selling price (in ₹)?
16. 16.Ananya can finish a job in 4 days and Nisha in 10 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
17. 17.In 18 years, Nisha will be three times as old as Nisha was 2 years ago. How old is Nisha now?
18. 18.The average weight of 6 children is 30 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
19. 19.Two discounts of 10% and 25%, one after the other, are the same as one discount of what percent? =
20. 20.Find the compound interest on ₹8000 at 5% per year for 2 years, added every year (in ₹).
21. 21.After a 20% discount, a watch costs ₹2496. What was its marked price (in ₹)?
22. 22.The simple interest on ₹16500 for 4 years is ₹7920. What is the rate of interest (% per year)?
23. 23.Dev can finish a job in 3 days and Kavya in 12 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
24. 24.A water tank holds 1300 litres. 15% of the water is used. How many litres are left?
25. 25.The average weight of 8 children is 37 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
26. 26.Zoya’s father is three times as old as Zoya. The sum of their ages is 44 years. How old is the father?
27. 27.Nisha can finish a job in 11 days and Aarav in 10 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
28. 28.Find the amount when ₹30208 is invested at 25% per year compound interest for 3 years (in ₹).
29. 29.A pressure cooker is marked at ₹2140. The shop gives a 20% discount. How much do you pay (in ₹)?
30. 30.A town has 2820 people. Its population grows by 30%. How many people live there now?
31. 31.After a 10% discount, a study lamp costs ₹2394. What was its marked price (in ₹)?
32. 32.A pressure cooker marked at ₹2860 is sold for ₹1430. What is the discount percent?
33. 33.Change 30 m/s into km/h.
34. 34.Two discounts of 50% and 25%, one after the other, are the same as one discount of what percent? =
35. 35.Ananya and Pooja together finish a job in 3 days. Ananya alone takes 4 days. How many days would Pooja take alone?
36. 36.A school bag marked at ₹280 is sold for ₹196. What is the discount percent?
37. 37.Change 25 m/s into km/h.
38. 38.By selling a cricket bat for ₹2275, a shopkeeper makes a profit of 25%. What did the cricket bat cost the shopkeeper (in ₹)?
39. 39.A cricket bat bought for ₹1340 is sold at a profit of 5%. What is the selling price (in ₹)?
40. 40.Saanvi’s batting average after 15 innings is 32 runs. How many runs must Saanvi score in the next innings to raise the average to 33?

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