Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 555 · 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. 1.6 years ago, Sneha’s mother was four times as old as Sneha. The mother is 22 years old now. How old is Sneha now?
2. 2.Find the simple interest on ₹17000 at 15% per year for 2 years (in ₹).
3. 3.Sneha’s batting average after 11 innings is 22 runs. How many runs must Sneha score in the next innings to raise the average to 27?
4. 4.Find the compound interest on ₹22050 at 20% per year for 2 years, added every year (in ₹).
5. 5.What is the difference between the compound interest and the simple interest on ₹17200 at 15% per year for 2 years (in ₹)?
6. 6.What sum of money earns ₹616 simple interest in 2 years at 7% per year (in ₹)?
7. 7.Meera can finish a job in 3 days and Tara in 12 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
8. 8.Karan and Meera together finish a job in 2 days. Karan alone takes 4 days. How many days would Meera take alone?
9. 9.The average of 7 numbers is 40. When one more number is added, the average becomes 44. What number was added?
10. 10.A water tank holds 2900 litres. 25% of the water is used. How many litres are left?
11. 11.By selling a pressure cooker for ₹779, a shopkeeper makes a loss of 5%. What did the pressure cooker cost the shopkeeper (in ₹)?
12. 12.A bus runs at 62 km/h. How far does it go in 30 minutes (in km)?
13. 13.Diya puts ₹1700 in a bank at 6% simple interest per year. How much will she have after 2 years (in ₹)?
14. 14.A price goes up by 15% and then goes up by 30% more. By what percent has it gone up in all? =
15. 15.The average weight of 9 children is 46 kg. One child, who weighs 62 kg, leaves the group. What is the new average weight (in kg)?
16. 16.Find the simple interest on ₹3000 at 9% per year for 1 year (in ₹).
17. 17.A water tank holds 3940 litres. 25% of the water is used. How many litres are left?
18. 18.A bicycle is marked at ₹455. The shop takes 20% off, and then a further 50% off the new price. How much do you pay (in ₹)?
19. 19.A shopkeeper buys a watch for ₹800 and sells it for ₹760. Find the loss percent.
20. 20.Marks of 6 friends in a quiz: 53, 42, 58, 55, 42, 8. What is their average mark?
21. 21.A price goes up by 10% and then goes up by 25% more. By what percent has it gone up in all? =
22. 22.A shop sells 3640 cups of tea a month. Next month it sells 30% more. How many cups does it sell next month?
23. 23.In 3 years, Kabir will be twice as old as Kabir was 5 years ago. How old is Kabir now?
24. 24.In 28 years, Sneha will be twice as old as Sneha was 5 years ago. How old is Sneha now?
25. 25.A bus runs at 32 km/h. How far does it go in 45 minutes (in km)?
26. 26.In how many years will ₹15400 earn ₹2310 as simple interest at 3% per year?
27. 27.Change 20 m/s into km/h.
28. 28.A table fan is marked at ₹495. The shop takes 20% off, and then a further 50% off the new price. How much do you pay (in ₹)?
29. 29.A water tank holds 3860 litres. 15% of the water is used. How many litres are left?
30. 30.In how many years will ₹7900 earn ₹1896 as simple interest at 8% per year?
31. 31.A pressure cooker bought for ₹1860 is sold at a loss of 10%. What is the selling price (in ₹)?
32. 32.The simple interest on ₹5100 for 5 years is ₹3315. What is the rate of interest (% per year)?
33. 33.A shop sells 3080 cups of tea a month. Next month it sells 10% more. How many cups does it sell next month?
34. 34.Find the amount when ₹48750 is invested at 8% per year compound interest for 2 years (in ₹).
35. 35.Find the amount when ₹22000 is invested at 15% per year compound interest for 2 years (in ₹).
36. 36.A pressure cooker is marked at ₹520. The shop takes 20% off, and then a further 50% off the new price. How much do you pay (in ₹)?
37. 37.Zoya can finish a job in 12 days and Rohan in 18 days. Zoya works alone for 8 days and then stops. Rohan finishes the rest. How many days does Rohan take?
38. 38.The average of 6 numbers is 19. When one more number is added, the average becomes 24. What number was added?
39. 39.By selling a table fan for ₹1736, a shopkeeper makes a profit of 40%. What did the table fan cost the shopkeeper (in ₹)?
40. 40.Find the simple interest on ₹4600 at 4% per year for 1 year (in ₹).

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