Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 448 · 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 school bag bought for ₹1660 is sold at a profit of 5%. What is the selling price (in ₹)?
2. 2.By selling a watch for ₹84, a shopkeeper makes a profit of 5%. What did the watch cost the shopkeeper (in ₹)?
3. 3.Ishaan works three times as fast as Priya. Together they finish a job in 4 days. How many days would Priya take alone?
4. 4.A shop sells 2280 cups of tea a month. Next month it sells 20% more. How many cups does it sell next month?
5. 5.In 14 years, Ananya will be three times as old as Ananya was 4 years ago. How old is Ananya now?
6. 6.Find the amount when ₹16000 is invested at 5% per year compound interest for 3 years (in ₹).
7. 7.Find the compound interest on ₹4224 at 25% per year for 3 years, added every year (in ₹).
8. 8.In 16 years, Rohan will be twice as old as Rohan was 3 years ago. How old is Rohan now?
9. 9.Find the amount when ₹42500 is invested at 12% per year compound interest for 2 years (in ₹).
10. 10.A price goes up by 15% and then goes up by 40% more. By what percent has it gone up in all? =
11. 11.Meera’s father is three times as old as Meera. The sum of their ages is 60 years. How old is Meera?
12. 12.A shop sells an average of 21 kg of sugar a day for 2 days, and then 61 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
13. 13.A cricket bat marked at ₹4320 is sold for ₹3672. What is the discount percent?
14. 14.The simple interest on ₹5900 for 1 year is ₹177. What is the rate of interest (% per year)?
15. 15.By selling a cricket bat for ₹420, a shopkeeper makes a loss of 25%. What did the cricket bat cost the shopkeeper (in ₹)?
16. 16.Rohan and Farhan together finish a job in 12 days. Rohan alone takes 15 days. How many days would Farhan take alone?
17. 17.Marks of 6 friends in a quiz: 50, 45, 46, 40, 44, 9. What is their average mark?
18. 18.3 years ago, Isha’s mother was four times as old as Isha. The mother is 27 years old now. How old is Isha now?
19. 19.10 years ago, Diya’s mother was three times as old as Diya. The mother is 19 years old now. How old is Diya now?
20. 20.Find the amount when ₹20475 is invested at 20% per year compound interest for 2 years (in ₹).
21. 21.Kavya’s batting average after 14 innings is 45 runs. How many runs must Kavya score in the next innings to raise the average to 50?
22. 22.Meera is 6 years older than Karan. In 5 years, the sum of their ages will be 62. How old is Karan now?
23. 23.By selling a cricket bat for ₹1408, a shopkeeper makes a loss of 20%. What did the cricket bat cost the shopkeeper (in ₹)?
24. 24.Change 90 km/h into metres per second.
25. 25.Vivaan’s batting average after 7 innings is 47 runs. How many runs must Vivaan score in the next innings to raise the average to 50?
26. 26.A car runs for 3 hours at 51 km/h and then for 4 hours at 58 km/h. What is its average speed for the whole journey (in km/h)?
27. 27.Find the compound interest on ₹15625 at 4% per year for 3 years, added every year (in ₹).
28. 28.What sum of money earns ₹5889 simple interest in 3 years at 13% per year (in ₹)?
29. 29.A cricket bat is marked at ₹1300. The shop takes 20% off, and then a further 20% off the new price. How much do you pay (in ₹)?
30. 30.Find the amount when ₹49000 is invested at 10% per year compound interest for 2 years (in ₹).
31. 31.Change 10 m/s into km/h.
32. 32.A bicycle is marked at ₹1540. The shop gives a 5% discount. How much do you pay (in ₹)?
33. 33.By selling a pressure cooker for ₹288, a shopkeeper makes a loss of 40%. What did the pressure cooker cost the shopkeeper (in ₹)?
34. 34.A pair of shoes marked at ₹4260 is sold for ₹2982. What is the discount percent?
35. 35.A shopkeeper buys a table fan for ₹1980 and sells it for ₹2574. Find the profit percent.
36. 36.By selling a cricket bat for ₹700, a shopkeeper makes a profit of 40%. What did the cricket bat cost the shopkeeper (in ₹)?
37. 37.Dev’s father is twice as old as Dev. The sum of their ages is 42 years. How old is the father?
38. 38.Marks of 5 friends in a quiz: 57, 77, 65, 70, 56. What is their average mark?
39. 39.The simple interest on ₹8600 for 2 years is ₹516. What is the rate of interest (% per year)?
40. 40.The average of 6 numbers is 56. When one more number is added, the average becomes 57. What number was added?

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