Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 196 · 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 watch bought for ₹420 is sold at a loss of 15%. What is the selling price (in ₹)?
2. 2.Diya puts ₹15400 in a bank at 7% simple interest per year. How much will she have after 1 year (in ₹)?
3. 3.By selling a school bag for ₹408, a shopkeeper makes a loss of 15%. What did the school bag cost the shopkeeper (in ₹)?
4. 4.Find the compound interest on ₹24000 at 5% per year for 3 years, added every year (in ₹).
5. 5.After a 30% discount, a watch costs ₹1078. What was its marked price (in ₹)?
6. 6.The price of a bicycle is ₹140. It goes up by 50%. What is the new price (in ₹)?
7. 7.A bicycle is marked at ₹920. The shop gives a 40% discount. How much do you pay (in ₹)?
8. 8.Marks of 6 friends in a quiz: 67, 82, 80, 88, 94, 81. What is their average mark?
9. 9.The price of a bicycle is ₹1360. It goes up by 5%. What is the new price (in ₹)?
10. 10.Marks of 4 friends in a quiz: 61, 59, 53, 99. What is their average mark?
11. 11.A shopkeeper buys a table fan for ₹1240 and sells it for ₹1736. Find the profit percent.
12. 12.Arjun can finish a job in 9 days and Priya in 12 days. What fraction of the job do they finish if they work together for 1 day? =
13. 13.Find the compound interest on ₹12400 at 5% per year for 2 years, added every year (in ₹).
14. 14.Find the amount when ₹2500 is invested at 4% per year compound interest for 2 years (in ₹).
15. 15.A pressure cooker is marked at ₹1300. The shop gives a 40% discount. How much do you pay (in ₹)?
16. 16.Aditya’s batting average after 13 innings is 21 runs. How many runs must Aditya score in the next innings to raise the average to 22?
17. 17.Rohan can finish a job in 25 days and Diya in 5 days. Rohan works alone for 5 days and then stops. Diya finishes the rest. How many days does Diya take?
18. 18.Marks of 5 friends in a quiz: 69, 45, 51, 66, 44. What is their average mark?
19. 19.In 29 years, Vivaan will be twice as old as Vivaan was 3 years ago. How old is Vivaan now?
20. 20.A shop sells 840 cups of tea a month. Next month it sells 20% more. How many cups does it sell next month?
21. 21.A cricket bat bought for ₹940 is sold at a profit of 50%. What is the selling price (in ₹)?
22. 22.The average weight of 11 children is 35 kg. One child, who weighs 65 kg, leaves the group. What is the new average weight (in kg)?
23. 23.By selling a pressure cooker for ₹855, a shopkeeper makes a loss of 25%. What did the pressure cooker cost the shopkeeper (in ₹)?
24. 24.Two discounts of 50% and 10%, one after the other, are the same as one discount of what percent? =
25. 25.Meera’s father is twice as old as Meera. The sum of their ages is 21 years. How old is the father?
26. 26.Change 30 m/s into km/h.
27. 27.The average weight of 6 children is 28 kg. One child, who weighs 43 kg, leaves the group. What is the new average weight (in kg)?
28. 28.By selling a cricket bat for ₹2576, a shopkeeper makes a profit of 40%. What did the cricket bat cost the shopkeeper (in ₹)?
29. 29.Karan can finish a job in 8 days and Nisha in 4 days. Karan works alone for 2 days and then stops. Nisha finishes the rest. How many days does Nisha take?
30. 30.The price of a bicycle is ₹960. It goes up by 5%. What is the new price (in ₹)?
31. 31.What is the difference between the compound interest and the simple interest on ₹10500 at 20% per year for 2 years (in ₹)?
32. 32.The price of a bicycle is ₹4260. It goes up by 5%. What is the new price (in ₹)?
33. 33.Manav can finish a job in 15 days and Rahul in 14 days. What fraction of the job do they finish if they work together for 2 days? =
34. 34.A price goes up by 40% and then goes up by 30% more. By what percent has it gone up in all? =
35. 35.The average weight of 7 children is 28 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
36. 36.Sneha is 6 years older than Diya. In 9 years, the sum of their ages will be 84. How old is Diya now?
37. 37.A table fan is marked at ₹1300. The shop takes 20% off, and then a further 10% off the new price. How much do you pay (in ₹)?
38. 38.A shopkeeper buys a watch for ₹220 and sells it for ₹286. Find the profit percent.
39. 39.In how many years will ₹10900 earn ₹3597 as simple interest at 11% per year?
40. 40.Find the compound interest on ₹12900 at 10% per year for 2 years, added every year (in ₹).

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