Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 761 · 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.Find the amount when ₹47500 is invested at 10% per year compound interest for 2 years (in ₹).
2. 2.What sum of money earns ₹945 simple interest in 1 year at 5% per year (in ₹)?
3. 3.The price of a school bag changes from ₹2980 to ₹2533. By what percent did it come down?
4. 4.9 years ago, Kabir’s mother was four times as old as Kabir. The mother is 29 years old now. How old is Kabir now?
5. 5.Dev can finish a job in 17 days and Diya in 15 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
6. 6.What sum of money earns ₹3822 simple interest in 2 years at 13% per year (in ₹)?
7. 7.Find the simple interest on ₹7400 at 3% per year for 5 years (in ₹).
8. 8.A table fan marked at ₹2340 is sold for ₹1989. What is the discount percent?
9. 9.The average of 9 numbers is 29. When one more number is added, the average becomes 34. What number was added?
10. 10.By selling a school bag for ₹1075, a shopkeeper makes a profit of 25%. What did the school bag cost the shopkeeper (in ₹)?
11. 11.A cricket bat marked at ₹2840 is sold for ₹1988. What is the discount percent?
12. 12.Find the compound interest on ₹15750 at 20% per year for 2 years, added every year (in ₹).
13. 13.Find the amount when ₹31250 is invested at 4% per year compound interest for 3 years (in ₹).
14. 14.Aarav’s father is twice as old as Aarav. The sum of their ages is 30 years. How old is the father?
15. 15.Aditya’s batting average after 6 innings is 34 runs. How many runs must Aditya score in the next innings to raise the average to 38?
16. 16.By selling a bicycle for ₹1360, a shopkeeper makes a loss of 20%. What did the bicycle cost the shopkeeper (in ₹)?
17. 17.A car runs for 1 hour at 63 km/h and then for 3 hours at 51 km/h. What is its average speed for the whole journey (in km/h)?
18. 18.Find the compound interest on ₹31250 at 12% per year for 3 years, added every year (in ₹).
19. 19.The simple interest on ₹1500 for 3 years is ₹225. What is the rate of interest (% per year)?
20. 20.The average of 7 numbers is 60. When one more number is added, the average becomes 62. What number was added?
21. 21.Marks of 5 friends in a quiz: 26, 31, 22, 23, 13. What is their average mark?
22. 22.Find the amount when ₹42500 is invested at 12% per year compound interest for 2 years (in ₹).
23. 23.The average weight of 11 children is 33 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
24. 24.Two discounts of 25% and 25%, one after the other, are the same as one discount of what percent? =
25. 25.What sum of money earns ₹1340 simple interest in 2 years at 10% per year (in ₹)?
26. 26.Manav is 6 years older than Rahul. In 10 years, the sum of their ages will be 42. How old is Rahul now?
27. 27.Find the amount when ₹40000 is invested at 5% per year compound interest for 3 years (in ₹).
28. 28.Find the amount when ₹26250 is invested at 4% per year compound interest for 2 years (in ₹).
29. 29.A shopkeeper buys a school bag for ₹2000 and sells it for ₹1900. Find the loss percent.
30. 30.The simple interest on ₹7400 for 4 years is ₹3552. What is the rate of interest (% per year)?
31. 31.Diya puts ₹13400 in a bank at 4% simple interest per year. How much will she have after 1 year (in ₹)?
32. 32.Diya works three times as fast as Manav. Together they finish a job in 8 days. How many days would Manav take alone?
33. 33.How many minutes does a car take to go 70 km at 75 km/h?
34. 34.Zoya can finish a job in 14 days and Rohan in 2 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
35. 35.The price of a bicycle is ₹2920. It goes up by 25%. What is the new price (in ₹)?
36. 36.A bicycle marked at ₹980 is sold for ₹686. What is the discount percent?
37. 37.A price comes down by 5% and then comes down by 5% more. By what percent has it come down in all? =
38. 38.Find the simple interest on ₹15600 at 10% per year for 1 year (in ₹).
39. 39.A table fan bought for ₹340 is sold at a profit of 20%. What is the selling price (in ₹)?
40. 40.Change 40 m/s into km/h.

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