Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 778 · 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 1500 litres. 50% of the water is used. How many litres are left?
2. 2.Diya puts ₹5400 in a bank at 7% simple interest per year. How much will she have after 5 years (in ₹)?
3. 3.Find the compound interest on ₹31250 at 8% per year for 3 years, added every year (in ₹).
4. 4.What is the difference between the compound interest and the simple interest on ₹5000 at 8% per year for 2 years (in ₹)?
5. 5.Marks of 5 friends in a quiz: 67, 49, 73, 74, 52. What is their average mark?
6. 6.What is the difference between the compound interest and the simple interest on ₹18000 at 15% per year for 2 years (in ₹)?
7. 7.Marks of 5 friends in a quiz: 102, 89, 94, 73, 82. What is their average mark?
8. 8.The price of a school bag changes from ₹2780 to ₹3892. By what percent did it go up?
9. 9.A school bag marked at ₹600 is sold for ₹540. What is the discount percent?
10. 10.The average of 9 numbers is 22. When one more number is added, the average becomes 23. What number was added?
11. 11.Diya puts ₹1300 in a bank at 4% simple interest per year. How much will she have after 1 year (in ₹)?
12. 12.The simple interest on ₹16000 for 5 years is ₹1600. What is the rate of interest (% per year)?
13. 13.What is the difference between the compound interest and the simple interest on ₹43600 at 25% per year for 2 years (in ₹)?
14. 14.The price of a bicycle is ₹300. It goes up by 5%. What is the new price (in ₹)?
15. 15.The price of a bicycle is ₹420. It goes up by 50%. What is the new price (in ₹)?
16. 16.A bicycle bought for ₹200 is sold at a profit of 25%. What is the selling price (in ₹)?
17. 17.Find the amount when ₹48000 is invested at 5% per year compound interest for 3 years (in ₹).
18. 18.Find the amount when ₹23750 is invested at 4% per year compound interest for 2 years (in ₹).
19. 19.A shopkeeper buys a bicycle for ₹980 and sells it for ₹1372. Find the profit percent.
20. 20.After a 10% discount, a watch costs ₹3114. What was its marked price (in ₹)?
21. 21.Arjun can finish a job in 8 days and Rohan in 19 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
22. 22.A shopkeeper buys a school bag for ₹660 and sells it for ₹528. Find the loss percent.
23. 23.The price of a bicycle is ₹3020. It goes up by 5%. What is the new price (in ₹)?
24. 24.Two discounts of 10% and 20%, one after the other, are the same as one discount of what percent? =
25. 25.Find the amount when ₹3750 is invested at 4% per year compound interest for 2 years (in ₹).
26. 26.A school bag marked at ₹520 is sold for ₹468. What is the discount percent?
27. 27.A water tank holds 2480 litres. 5% of the water is used. How many litres are left?
28. 28.Diya puts ₹1800 in a bank at 12% simple interest per year. How much will she have after 2 years (in ₹)?
29. 29.A school bag is marked at ₹704. The shop takes 25% off, and then a further 25% off the new price. How much do you pay (in ₹)?
30. 30.Find the simple interest on ₹19600 at 6% per year for 5 years (in ₹).
31. 31.What is the difference between the compound interest and the simple interest on ₹25300 at 20% per year for 2 years (in ₹)?
32. 32.Sneha can finish a job in 8 days and Manav in 10 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
33. 33.Change 36 km/h into metres per second.
34. 34.How many minutes does a car take to go 24 km at 40 km/h?
35. 35.Find the amount when ₹14000 is invested at 15% per year compound interest for 2 years (in ₹).
36. 36.Diya puts ₹15400 in a bank at 4% simple interest per year. How much will she have after 1 year (in ₹)?
37. 37.Find the amount when ₹11440 is invested at 25% per year compound interest for 2 years (in ₹).
38. 38.The average of 7 numbers is 37. When one more number is added, the average becomes 39. What number was added?
39. 39.Kavya can finish a job in 14 days and Saanvi in 7 days. Kavya works alone for 10 days and then stops. Saanvi finishes the rest. How many days does Saanvi take?
40. 40.Ananya’s batting average after 13 innings is 20 runs. How many runs must Ananya score in the next innings to raise the average to 22?

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