Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 274 · 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.What is the difference between the compound interest and the simple interest on ₹12400 at 25% per year for 2 years (in ₹)?
2. 2.Marks of 4 friends in a quiz: 51, 54, 28, 27. What is their average mark?
3. 3.Marks of 5 friends in a quiz: 44, 62, 69, 49, 56. What is their average mark?
4. 4.A price goes up by 20% and then goes up by 5% more. By what percent has it gone up in all? =
5. 5.Find the amount when ₹15625 is invested at 8% per year compound interest for 3 years (in ₹).
6. 6.Find the amount when ₹48000 is invested at 5% per year compound interest for 3 years (in ₹).
7. 7.Manav can finish a job in 19 days and Ishaan in 7 days. What fraction of the job do they finish if they work together for 3 days? =
8. 8.A school bag bought for ₹580 is sold at a loss of 30%. What is the selling price (in ₹)?
9. 9.In how many years will ₹19900 earn ₹1990 as simple interest at 2% per year?
10. 10.A bus runs at 39 km/h. How far does it go in 20 minutes (in km)?
11. 11.Change 36 km/h into metres per second.
12. 12.What sum of money earns ₹240 simple interest in 2 years at 15% per year (in ₹)?
13. 13.Kabir can finish a job in 18 days and Diya in 20 days. What fraction of the job do they finish if they work together for 3 days? =
14. 14.Find the compound interest on ₹14375 at 12% per year for 2 years, added every year (in ₹).
15. 15.A bus runs at 63 km/h. How far does it go in 40 minutes (in km)?
16. 16.9 years ago, Zoya’s mother was four times as old as Zoya. The mother is 49 years old now. How old is Zoya now?
17. 17.What is the difference between the compound interest and the simple interest on ₹40000 at 12% per year for 2 years (in ₹)?
18. 18.Ananya’s father is five times as old as Ananya. The sum of their ages is 84 years. How old is Ananya?
19. 19.A study lamp is marked at ₹4700. The shop gives a 25% discount. How much do you pay (in ₹)?
20. 20.Find the compound interest on ₹38250 at 20% per year for 3 years, added every year (in ₹).
21. 21.A price goes up by 5% and then goes up by 40% more. By what percent has it gone up in all? =
22. 22.A shop sells 620 cups of tea a month. Next month it sells 40% more. How many cups does it sell next month?
23. 23.What is the difference between the compound interest and the simple interest on ₹8400 at 25% per year for 2 years (in ₹)?
24. 24.What sum of money earns ₹6336 simple interest in 4 years at 11% per year (in ₹)?
25. 25.After a 40% discount, a pair of shoes costs ₹600. What was its marked price (in ₹)?
26. 26.A pressure cooker is marked at ₹624. The shop takes 25% off, and then a further 50% off the new price. How much do you pay (in ₹)?
27. 27.Marks of 4 friends in a quiz: 73, 78, 84, 49. What is their average mark?
28. 28.Find the amount when ₹8750 is invested at 8% per year compound interest for 2 years (in ₹).
29. 29.By selling a school bag for ₹2130, a shopkeeper makes a profit of 50%. What did the school bag cost the shopkeeper (in ₹)?
30. 30.A study lamp bought for ₹1740 is sold at a loss of 5%. What is the selling price (in ₹)?
31. 31.Kabir works twice as fast as Pooja. Together they finish a job in 5 days. How many days would Pooja take alone?
32. 32.6 years ago, Tara’s mother was four times as old as Tara. The mother is 22 years old now. How old is Tara now?
33. 33.By selling a table fan for ₹480, a shopkeeper makes a profit of 20%. What did the table fan cost the shopkeeper (in ₹)?
34. 34.A town has 4040 people. Its population grows by 25%. How many people live there now?
35. 35.Ishaan and Priya together finish a job in 2 days. Ishaan alone takes 3 days. How many days would Priya take alone?
36. 36.A car runs for 2 hours at 65 km/h and then for 2 hours at 33 km/h. What is its average speed for the whole journey (in km/h)?
37. 37.Change 40 m/s into km/h.
38. 38.Aditya’s father is twice as old as Aditya. The sum of their ages is 18 years. How old is the father?
39. 39.A watch marked at ₹1760 is sold for ₹1056. What is the discount percent?
40. 40.In how many years will ₹17200 earn ₹2580 as simple interest at 15% per year?

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