Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 434 · 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.Diya puts ₹14000 in a bank at 2% simple interest per year. How much will she have after 2 years (in ₹)?
2. 2.Diya puts ₹3500 in a bank at 11% simple interest per year. How much will she have after 4 years (in ₹)?
3. 3.After a 15% discount, a bicycle costs ₹2754. What was its marked price (in ₹)?
4. 4.Marks of 6 friends in a quiz: 33, 50, 53, 30, 47, 39. What is their average mark?
5. 5.After a 30% discount, a pressure cooker costs ₹1232. What was its marked price (in ₹)?
6. 6.Find the simple interest on ₹800 at 9% per year for 4 years (in ₹).
7. 7.Kavya works three times as fast as Ishaan. Together they finish a job in 5 days. How many days would Ishaan take alone?
8. 8.Arjun can finish a job in 19 days and Sneha in 18 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
9. 9.The price of a school bag changes from ₹3840 to ₹4992. By what percent did it go up?
10. 10.Find the amount when ₹1900 is invested at 20% per year compound interest for 2 years (in ₹).
11. 11.Two discounts of 50% and 50%, one after the other, are the same as one discount of what percent? =
12. 12.Change 30 m/s into km/h.
13. 13.Meera can finish a job in 2 days and Isha in 18 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
14. 14.In how many years will ₹1300 earn ₹507 as simple interest at 13% per year?
15. 15.Find the compound interest on ₹10125 at 20% per year for 3 years, added every year (in ₹).
16. 16.In 16 years, Meera will be twice as old as Meera was 3 years ago. How old is Meera now?
17. 17.The simple interest on ₹6400 for 4 years is ₹512. What is the rate of interest (% per year)?
18. 18.A price comes down by 10% and then comes down by 10% more. By what percent has it come down in all? =
19. 19.Diya puts ₹13100 in a bank at 5% simple interest per year. How much will she have after 2 years (in ₹)?
20. 20.Ananya is 9 years older than Ishaan. In 6 years, the sum of their ages will be 61. How old is Ishaan now?
21. 21.Diya puts ₹1900 in a bank at 8% simple interest per year. How much will she have after 5 years (in ₹)?
22. 22.Change 54 km/h into metres per second.
23. 23.The average of 8 numbers is 28. When one more number is added, the average becomes 33. What number was added?
24. 24.Marks of 4 friends in a quiz: 80, 70, 89, 57. What is their average mark?
25. 25.The price of a school bag changes from ₹2880 to ₹3456. By what percent did it go up?
26. 26.Karan can finish a job in 19 days and Arjun in 16 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
27. 27.A price goes up by 10% and then goes up by 50% more. By what percent has it gone up in all? =
28. 28.Find the simple interest on ₹19900 at 4% per year for 3 years (in ₹).
29. 29.Rohan is 10 years older than Zoya. In 6 years, the sum of their ages will be 68. How old is Zoya now?
30. 30.Kavya can finish a job in 13 days and Zoya in 16 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
31. 31.Find the simple interest on ₹7500 at 3% per year for 5 years (in ₹).
32. 32.A price comes down by 15% and then comes down by 50% more. By what percent has it come down in all? =
33. 33.In 18 years, Aarav will be three times as old as Aarav was 6 years ago. How old is Aarav now?
34. 34.A study lamp bought for ₹220 is sold at a profit of 30%. What is the selling price (in ₹)?
35. 35.A bus runs at 56 km/h. How far does it go in 15 minutes (in km)?
36. 36.A pair of shoes is marked at ₹1125. The shop takes 10% off, and then a further 20% off the new price. How much do you pay (in ₹)?
37. 37.How many minutes does a car take to go 91 km at 52 km/h?
38. 38.Diya and Kavya together finish a job in 3 days. Diya alone takes 4 days. How many days would Kavya take alone?
39. 39.Kabir cycles to his school at 12 km/h and comes back by the same road at 24 km/h. What is his average speed for the whole trip (in km/h)?
40. 40.Marks of 5 friends in a quiz: 54, 65, 75, 68, 48. What is their average mark?

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