Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 350 · 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.The price of a school bag changes from ₹2880 to ₹1440. By what percent did it come down?
2. 2.A watch bought for ₹180 is sold at a loss of 25%. What is the selling price (in ₹)?
3. 3.Aditya and Vivaan together finish a job in 6 days. Aditya alone takes 8 days. How many days would Vivaan take alone?
4. 4.Marks of 6 friends in a quiz: 28, 46, 24, 39, 52, 45. What is their average mark?
5. 5.By selling a pair of shoes for ₹384, a shopkeeper makes a profit of 20%. What did the pair of shoes cost the shopkeeper (in ₹)?
6. 6.The average weight of 7 children is 37 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
7. 7.The simple interest on ₹9800 for 5 years is ₹5390. What is the rate of interest (% per year)?
8. 8.5 years ago, Zoya’s mother was three times as old as Zoya. The mother is 41 years old now. How old is Zoya now?
9. 9.By selling a school bag for ₹752, a shopkeeper makes a loss of 20%. What did the school bag cost the shopkeeper (in ₹)?
10. 10.Find the compound interest on ₹15625 at 8% per year for 3 years, added every year (in ₹).
11. 11.A water tank holds 3700 litres. 30% of the water is used. How many litres are left?
12. 12.A car runs for 4 hours at 47 km/h and then for 2 hours at 80 km/h. What is its average speed for the whole journey (in km/h)?
13. 13.Meera works twice as fast as Rahul. Together they finish a job in 5 days. How many days would Rahul take alone?
14. 14.A pressure cooker is marked at ₹420. The shop gives a 50% discount. How much do you pay (in ₹)?
15. 15.The average weight of 12 children is 36 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
16. 16.Dev can finish a job in 26 days and Tara in 13 days. Dev works alone for 6 days and then stops. Tara finishes the rest. How many days does Tara take?
17. 17.Diya works three times as fast as Priya. Together they finish a job in 3 days. How many days would Priya take alone?
18. 18.Diya is 8 years older than Kabir. In 5 years, the sum of their ages will be 36. How old is Kabir now?
19. 19.Find the compound interest on ₹1250 at 12% per year for 2 years, added every year (in ₹).
20. 20.The average of 7 numbers is 40. When one more number is added, the average becomes 41. What number was added?
21. 21.Ishaan’s father is five times as old as Ishaan. The sum of their ages is 72 years. How old is Ishaan?
22. 22.By selling a bicycle for ₹912, a shopkeeper makes a loss of 20%. What did the bicycle cost the shopkeeper (in ₹)?
23. 23.What is the difference between the compound interest and the simple interest on ₹6000 at 15% per year for 2 years (in ₹)?
24. 24.What sum of money earns ₹2860 simple interest in 2 years at 13% per year (in ₹)?
25. 25.A car runs for 1 hour at 29 km/h and then for 2 hours at 47 km/h. What is its average speed for the whole journey (in km/h)?
26. 26.In how many years will ₹18100 earn ₹362 as simple interest at 2% per year?
27. 27.A school bag bought for ₹1840 is sold at a loss of 10%. What is the selling price (in ₹)?
28. 28.A shopkeeper buys a school bag for ₹940 and sells it for ₹1034. Find the profit percent.
29. 29.A price comes down by 10% and then comes down by 10% more. By what percent has it come down in all? =
30. 30.In 25 years, Kabir will be twice as old as Kabir was 6 years ago. How old is Kabir now?
31. 31.How many minutes does a car take to go 135 km at 45 km/h?
32. 32.By selling a bicycle for ₹544, a shopkeeper makes a loss of 20%. What did the bicycle cost the shopkeeper (in ₹)?
33. 33.The price of a bicycle is ₹120. It goes up by 30%. What is the new price (in ₹)?
34. 34.A shop sells 3120 cups of tea a month. Next month it sells 25% more. How many cups does it sell next month?
35. 35.Find the amount when ₹11875 is invested at 4% per year compound interest for 2 years (in ₹).
36. 36.A watch is marked at ₹440. The shop takes 50% off, and then a further 10% off the new price. How much do you pay (in ₹)?
37. 37.Vivaan’s father is four times as old as Vivaan. The sum of their ages is 60 years. How old is Vivaan?
38. 38.A shopkeeper buys a pair of shoes for ₹1600 and sells it for ₹1520. Find the loss percent.
39. 39.A watch marked at ₹740 is sold for ₹555. What is the discount percent?
40. 40.Find the amount when ₹31250 is invested at 12% per year compound interest for 3 years (in ₹).

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