Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 32 · 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.By selling a school bag for ₹464, a shopkeeper makes a loss of 20%. What did the school bag cost the shopkeeper (in ₹)?
2. 2.The price of a school bag changes from ₹280 to ₹140. By what percent did it come down?
3. 3.Marks of 5 friends in a quiz: 37, 27, 54, 31, 61. What is their average mark?
4. 4.The price of a school bag changes from ₹4660 to ₹2330. By what percent did it come down?
5. 5.By selling a watch for ₹1260, a shopkeeper makes a profit of 5%. What did the watch cost the shopkeeper (in ₹)?
6. 6.By selling a school bag for ₹1380, a shopkeeper makes a loss of 25%. What did the school bag cost the shopkeeper (in ₹)?
7. 7.A shopkeeper buys a study lamp for ₹1760 and sells it for ₹1496. Find the loss percent.
8. 8.What sum of money earns ₹2415 simple interest in 3 years at 5% per year (in ₹)?
9. 9.Kabir cycles to his school at 70 km/h and comes back by the same road at 28 km/h. What is his average speed for the whole trip (in km/h)?
10. 10.Find the compound interest on ₹16000 at 5% per year for 3 years, added every year (in ₹).
11. 11.A car runs for 1 hour at 35 km/h and then for 3 hours at 39 km/h. What is its average speed for the whole journey (in km/h)?
12. 12.Marks of 5 friends in a quiz: 40, 60, 48, 46, 71. What is their average mark?
13. 13.Kabir works twice as fast as Farhan. Together they finish a job in 2 days. How many days would Farhan take alone?
14. 14.Priya’s batting average after 14 innings is 34 runs. How many runs must Priya score in the next innings to raise the average to 36?
15. 15.A bus runs at 50 km/h. How far does it go in 90 minutes (in km)?
16. 16.Arjun can finish a job in 18 days and Diya in 2 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
17. 17.After a 50% discount, a school bag costs ₹440. What was its marked price (in ₹)?
18. 18.Two discounts of 10% and 25%, one after the other, are the same as one discount of what percent? =
19. 19.Vivaan can finish a job in 3 days and Karan in 15 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
20. 20.In how many years will ₹12300 earn ₹4797 as simple interest at 13% per year?
21. 21.Find the compound interest on ₹32000 at 15% per year for 3 years, added every year (in ₹).
22. 22.Find the amount when ₹46875 is invested at 12% per year compound interest for 3 years (in ₹).
23. 23.The price of a school bag changes from ₹4800 to ₹3840. By what percent did it come down?
24. 24.Find the amount when ₹8000 is invested at 5% per year compound interest for 3 years (in ₹).
25. 25.Diya puts ₹6300 in a bank at 5% simple interest per year. How much will she have after 2 years (in ₹)?
26. 26.In how many years will ₹8000 earn ₹5600 as simple interest at 14% per year?
27. 27.Kabir cycles to his school at 72 km/h and comes back by the same road at 90 km/h. What is his average speed for the whole trip (in km/h)?
28. 28.Two discounts of 50% and 25%, one after the other, are the same as one discount of what percent? =
29. 29.By selling a school bag for ₹1050, a shopkeeper makes a loss of 30%. What did the school bag cost the shopkeeper (in ₹)?
30. 30.The price of a school bag changes from ₹1920 to ₹1728. By what percent did it come down?
31. 31.Kabir cycles to his school at 20 km/h and comes back by the same road at 12 km/h. What is his average speed for the whole trip (in km/h)?
32. 32.A price comes down by 5% and then comes down by 25% more. By what percent has it come down in all? =
33. 33.A shop sells an average of 65 kg of sugar a day for 5 days, and then 29 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
34. 34.Dev and Tara together finish a job in 2 days. Dev alone takes 3 days. How many days would Tara take alone?
35. 35.Find the simple interest on ₹1100 at 12% per year for 2 years (in ₹).
36. 36.Saanvi can finish a job in 6 days and Nisha in 9 days. Saanvi works alone for 4 days and then stops. Nisha finishes the rest. How many days does Nisha take?
37. 37.The price of a school bag changes from ₹820 to ₹492. By what percent did it come down?
38. 38.The price of a bicycle is ₹1440. It goes up by 10%. What is the new price (in ₹)?
39. 39.A shop sells an average of 29 kg of sugar a day for 4 days, and then 63 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
40. 40.A shopkeeper buys a bicycle for ₹1220 and sells it for ₹976. Find the loss percent.

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