Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 20 · 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.By selling a school bag for ₹2325, a shopkeeper makes a profit of 25%. What did the school bag cost the shopkeeper (in ₹)?
2. 2.The price of a bicycle is ₹820. It goes up by 20%. What is the new price (in ₹)?
3. 3.A pair of shoes bought for ₹1440 is sold at a loss of 40%. What is the selling price (in ₹)?
4. 4.A town has 2240 people. Its population grows by 5%. How many people live there now?
5. 5.Find the compound interest on ₹24375 at 12% per year for 2 years, added every year (in ₹).
6. 6.Tara’s father is five times as old as Tara. The sum of their ages is 78 years. How old is Tara?
7. 7.Farhan’s father is four times as old as Farhan. The sum of their ages is 55 years. How old is the father?
8. 8.A pair of shoes is marked at ₹520. The shop takes 10% off, and then a further 25% off the new price. How much do you pay (in ₹)?
9. 9.Find the amount when ₹42000 is invested at 10% per year compound interest for 3 years (in ₹).
10. 10.Find the compound interest on ₹12975 at 20% per year for 2 years, added every year (in ₹).
11. 11.What sum of money earns ₹452 simple interest in 1 year at 4% per year (in ₹)?
12. 12.Two discounts of 10% and 20%, one after the other, are the same as one discount of what percent? =
13. 13.By selling a pair of shoes for ₹56, a shopkeeper makes a loss of 30%. What did the pair of shoes cost the shopkeeper (in ₹)?
14. 14.A shopkeeper buys a study lamp for ₹640 and sells it for ₹544. Find the loss percent.
15. 15.Two discounts of 10% and 25%, one after the other, are the same as one discount of what percent? =
16. 16.Marks of 5 friends in a quiz: 15, 20, 18, 35, 22. What is their average mark?
17. 17.A town has 660 people. Its population grows by 30%. How many people live there now?
18. 18.The price of a school bag changes from ₹2960 to ₹3552. By what percent did it go up?
19. 19.The average of 8 numbers is 40. When one more number is added, the average becomes 44. What number was added?
20. 20.Saanvi can finish a job in 19 days and Priya in 8 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
21. 21.A shopkeeper buys a cricket bat for ₹460 and sells it for ₹276. Find the loss percent.
22. 22.Diya puts ₹9100 in a bank at 7% simple interest per year. How much will she have after 4 years (in ₹)?
23. 23.Ananya can finish a job in 25 days and Meera in 5 days. Ananya works alone for 15 days and then stops. Meera finishes the rest. How many days does Meera take?
24. 24.Change 54 km/h into metres per second.
25. 25.A bus runs at 22 km/h. How far does it go in 90 minutes (in km)?
26. 26.In how many years will ₹13800 earn ₹3312 as simple interest at 6% per year?
27. 27.Find the simple interest on ₹8900 at 13% per year for 1 year (in ₹).
28. 28.What is the difference between the compound interest and the simple interest on ₹22500 at 12% per year for 2 years (in ₹)?
29. 29.Marks of 5 friends in a quiz: 74, 79, 83, 66, 78. What is their average mark?
30. 30.In 8 years, Meera will be twice as old as Meera was 5 years ago. How old is Meera now?
31. 31.Find the simple interest on ₹4700 at 8% per year for 2 years (in ₹).
32. 32.Ananya and Kavya together finish a job in 20 days. Ananya alone takes 28 days. How many days would Kavya take alone?
33. 33.A bus runs at 64 km/h. How far does it go in 90 minutes (in km)?
34. 34.The price of a bicycle is ₹4780. It goes up by 5%. What is the new price (in ₹)?
35. 35.A bus runs at 51 km/h. How far does it go in 40 minutes (in km)?
36. 36.A pair of shoes is marked at ₹4000. The shop gives a 10% discount. How much do you pay (in ₹)?
37. 37.Find the amount when ₹37392 is invested at 25% per year compound interest for 2 years (in ₹).
38. 38.Manav can finish a job in 4 days and Aditya in 28 days. Manav works alone for 3 days and then stops. Aditya finishes the rest. How many days does Aditya take?
39. 39.Marks of 4 friends in a quiz: 59, 74, 78, 85. What is their average mark?
40. 40.The simple interest on ₹19500 for 1 year is ₹975. What is the rate of interest (% per year)?

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