Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 939 · 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 bus runs at 24 km/h. How far does it go in 45 minutes (in km)?
2. 2.A price comes down by 30% and then comes down by 40% more. By what percent has it come down in all? =
3. 3.By selling a bicycle for ₹1782, a shopkeeper makes a loss of 10%. What did the bicycle cost the shopkeeper (in ₹)?
4. 4.By selling a school bag for ₹648, a shopkeeper makes a loss of 10%. What did the school bag cost the shopkeeper (in ₹)?
5. 5.Find the amount when ₹24000 is invested at 5% per year compound interest for 3 years (in ₹).
6. 6.A cricket bat is marked at ₹415. The shop takes 20% off, and then a further 50% off the new price. How much do you pay (in ₹)?
7. 7.Dev can finish a job in 5 days and Saanvi in 18 days. What fraction of the job do they finish if they work together for 1 day? =
8. 8.A watch is marked at ₹120. The shop gives a 10% discount. How much do you pay (in ₹)?
9. 9.Change 54 km/h into metres per second.
10. 10.In how many years will ₹8300 earn ₹332 as simple interest at 4% per year?
11. 11.Change 25 m/s into km/h.
12. 12.Find the compound interest on ₹19375 at 12% per year for 2 years, added every year (in ₹).
13. 13.The price of a school bag changes from ₹660 to ₹726. By what percent did it go up?
14. 14.In 12 years, Farhan will be twice as old as Farhan was 2 years ago. How old is Farhan now?
15. 15.The price of a school bag changes from ₹400 to ₹440. By what percent did it go up?
16. 16.The average of 5 numbers is 25. When one more number is added, the average becomes 29. What number was added?
17. 17.Vivaan and Rohan together finish a job in 2 days. Vivaan alone takes 4 days. How many days would Rohan take alone?
18. 18.A water tank holds 680 litres. 5% of the water is used. How many litres are left?
19. 19.Ananya can finish a job in 10 days and Sneha in 19 days. What fraction of the job do they finish if they work together for 2 days? =
20. 20.By selling a watch for ₹60, a shopkeeper makes a loss of 50%. What did the watch cost the shopkeeper (in ₹)?
21. 21.Two discounts of 25% and 20%, one after the other, are the same as one discount of what percent? =
22. 22.By selling a school bag for ₹1323, a shopkeeper makes a profit of 5%. What did the school bag cost the shopkeeper (in ₹)?
23. 23.The price of a school bag changes from ₹820 to ₹984. By what percent did it go up?
24. 24.Priya and Farhan together finish a job in 2 days. Priya alone takes 3 days. How many days would Farhan take alone?
25. 25.Rohan can finish a job in 14 days and Dev in 28 days. Rohan works alone for 6 days and then stops. Dev finishes the rest. How many days does Dev take?
26. 26.Marks of 5 friends in a quiz: 16, 12, 14, 8, 65. What is their average mark?
27. 27.Find the compound interest on ₹7500 at 4% per year for 2 years, added every year (in ₹).
28. 28.Find the amount when ₹47200 is invested at 15% per year compound interest for 2 years (in ₹).
29. 29.Manav can finish a job in 28 days and Ananya in 20 days. Manav works alone for 7 days and then stops. Ananya finishes the rest. How many days does Ananya take?
30. 30.Kabir is 6 years older than Ishaan. In 7 years, the sum of their ages will be 30. How old is Ishaan now?
31. 31.Find the amount when ₹48 is invested at 25% per year compound interest for 2 years (in ₹).
32. 32.A school bag bought for ₹1600 is sold at a loss of 30%. What is the selling price (in ₹)?
33. 33.By selling a study lamp for ₹288, a shopkeeper makes a loss of 40%. What did the study lamp cost the shopkeeper (in ₹)?
34. 34.Two discounts of 10% and 25%, one after the other, are the same as one discount of what percent? =
35. 35.A study lamp is marked at ₹4520. The shop gives a 10% discount. How much do you pay (in ₹)?
36. 36.Diya puts ₹19800 in a bank at 3% simple interest per year. How much will she have after 3 years (in ₹)?
37. 37.What is the difference between the compound interest and the simple interest on ₹400 at 5% per year for 2 years (in ₹)?
38. 38.A bicycle is marked at ₹450. The shop takes 25% off, and then a further 20% off the new price. How much do you pay (in ₹)?
39. 39.The simple interest on ₹2800 for 1 year is ₹112. What is the rate of interest (% per year)?
40. 40.A watch is marked at ₹528. The shop takes 50% off, and then a further 25% off the new price. How much do you pay (in ₹)?

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