Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 794 · 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 shopkeeper buys a school bag for ₹1440 and sells it for ₹1872. Find the profit percent.
2. 2.The price of a bicycle is ₹600. It goes up by 15%. What is the new price (in ₹)?
3. 3.Find the compound interest on ₹31250 at 4% per year for 3 years, added every year (in ₹).
4. 4.The price of a school bag changes from ₹2760 to ₹1656. By what percent did it come down?
5. 5.Change 108 km/h into metres per second.
6. 6.A shop sells an average of 64 kg of sugar a day for 2 days, and then 32 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
7. 7.The price of a school bag changes from ₹4000 to ₹5000. By what percent did it go up?
8. 8.A shopkeeper buys a cricket bat for ₹1120 and sells it for ₹1064. Find the loss percent.
9. 9.Marks of 6 friends in a quiz: 43, 34, 53, 48, 39, 59. What is their average mark?
10. 10.Marks of 6 friends in a quiz: 45, 21, 49, 29, 35, 31. What is their average mark?
11. 11.Kavya’s father is three times as old as Kavya. The sum of their ages is 56 years. How old is the father?
12. 12.What is the difference between the compound interest and the simple interest on ₹3500 at 20% per year for 2 years (in ₹)?
13. 13.Dev’s father is five times as old as Dev. The sum of their ages is 78 years. How old is the father?
14. 14.Marks of 4 friends in a quiz: 31, 27, 45, 41. What is their average mark?
15. 15.The price of a school bag changes from ₹4620 to ₹6006. By what percent did it go up?
16. 16.Sneha and Farhan together finish a job in 2 days. Sneha alone takes 4 days. How many days would Farhan take alone?
17. 17.By selling a cricket bat for ₹2580, a shopkeeper makes a profit of 50%. What did the cricket bat cost the shopkeeper (in ₹)?
18. 18.Kabir cycles to his school at 42 km/h and comes back by the same road at 84 km/h. What is his average speed for the whole trip (in km/h)?
19. 19.What sum of money earns ₹1210 simple interest in 5 years at 2% per year (in ₹)?
20. 20.What sum of money earns ₹184 simple interest in 4 years at 2% per year (in ₹)?
21. 21.A cricket bat bought for ₹1900 is sold at a profit of 20%. What is the selling price (in ₹)?
22. 22.A pressure cooker bought for ₹1260 is sold at a profit of 10%. What is the selling price (in ₹)?
23. 23.Nisha can finish a job in 5 days and Farhan in 9 days. What fraction of the job do they finish if they work together for 3 days? =
24. 24.A study lamp is marked at ₹1020. The shop takes 50% off, and then a further 10% off the new price. How much do you pay (in ₹)?
25. 25.What sum of money earns ₹10710 simple interest in 5 years at 14% per year (in ₹)?
26. 26.Ishaan and Aarav together finish a job in 8 days. Ishaan alone takes 16 days. How many days would Aarav take alone?
27. 27.A shop sells an average of 67 kg of sugar a day for 3 days, and then 53 kg a day for the next 4 days. What is the average sale per day for all 7 days (in kg)?
28. 28.The price of a bicycle is ₹3060. It goes up by 10%. What is the new price (in ₹)?
29. 29.Change 36 km/h into metres per second.
30. 30.The average of 8 numbers is 18. When one more number is added, the average becomes 19. What number was added?
31. 31.Two discounts of 10% and 50%, one after the other, are the same as one discount of what percent? =
32. 32.Find the compound interest on ₹150 at 20% per year for 2 years, added every year (in ₹).
33. 33.Rohan is 2 years older than Kavya. In 5 years, the sum of their ages will be 42. How old is Kavya now?
34. 34.Diya puts ₹18100 in a bank at 9% simple interest per year. How much will she have after 4 years (in ₹)?
35. 35.By selling a school bag for ₹1088, a shopkeeper makes a loss of 15%. What did the school bag cost the shopkeeper (in ₹)?
36. 36.Find the simple interest on ₹13600 at 8% per year for 2 years (in ₹).
37. 37.In how many years will ₹5900 earn ₹885 as simple interest at 15% per year?
38. 38.A shop sells an average of 75 kg of sugar a day for 6 days, and then 71 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
39. 39.Find the simple interest on ₹12300 at 2% per year for 4 years (in ₹).
40. 40.A shop sells 2740 cups of tea a month. Next month it sells 40% more. How many cups does it sell next month?

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