Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 429 · 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.Marks of 4 friends in a quiz: 48, 50, 34, 28. What is their average mark?
2. 2.A watch is marked at ₹1040. The shop takes 50% off, and then a further 10% off the new price. How much do you pay (in ₹)?
3. 3.The average of 8 numbers is 47. When one more number is added, the average becomes 48. What number was added?
4. 4.Two discounts of 10% and 25%, one after the other, are the same as one discount of what percent? =
5. 5.Kabir and Saanvi together finish a job in 4 days. Kabir alone takes 5 days. How many days would Saanvi take alone?
6. 6.A table fan bought for ₹920 is sold at a profit of 5%. What is the selling price (in ₹)?
7. 7.A pair of shoes marked at ₹4820 is sold for ₹3374. What is the discount percent?
8. 8.The average weight of 7 children is 36 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
9. 9.Pooja can finish a job in 15 days and Kabir in 12 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
10. 10.A watch is marked at ₹550. The shop takes 25% off, and then a further 20% off the new price. How much do you pay (in ₹)?
11. 11.Find the amount when ₹31250 is invested at 8% per year compound interest for 3 years (in ₹).
12. 12.Find the amount when ₹5056 is invested at 25% per year compound interest for 3 years (in ₹).
13. 13.A pressure cooker bought for ₹80 is sold at a profit of 10%. What is the selling price (in ₹)?
14. 14.By selling a table fan for ₹2632, a shopkeeper makes a profit of 40%. What did the table fan cost the shopkeeper (in ₹)?
15. 15.Meera’s father is four times as old as Meera. The sum of their ages is 50 years. How old is Meera?
16. 16.Vivaan’s father is five times as old as Vivaan. The sum of their ages is 48 years. How old is the father?
17. 17.A shopkeeper buys a watch for ₹900 and sells it for ₹855. Find the loss percent.
18. 18.After a 20% discount, a pressure cooker costs ₹1392. What was its marked price (in ₹)?
19. 19.The average weight of 11 children is 38 kg. One child, who weighs 68 kg, leaves the group. What is the new average weight (in kg)?
20. 20.A price comes down by 10% and then comes down by 10% more. By what percent has it come down in all? =
21. 21.A school bag bought for ₹1340 is sold at a profit of 30%. What is the selling price (in ₹)?
22. 22.A cricket bat marked at ₹4880 is sold for ₹3416. What is the discount percent?
23. 23.The average of 4 numbers is 46. When one more number is added, the average becomes 51. What number was added?
24. 24.3 years ago, Ishaan’s mother was twice as old as Ishaan. The mother is 9 years old now. How old is Ishaan now?
25. 25.Karan’s father is three times as old as Karan. The sum of their ages is 40 years. How old is the father?
26. 26.Kabir cycles to his school at 30 km/h and comes back by the same road at 42 km/h. What is his average speed for the whole trip (in km/h)?
27. 27.Change 36 km/h into metres per second.
28. 28.A school bag is marked at ₹3460. The shop gives a 30% discount. How much do you pay (in ₹)?
29. 29.Find the compound interest on ₹625 at 8% per year for 2 years, added every year (in ₹).
30. 30.By selling a study lamp for ₹170, a shopkeeper makes a loss of 50%. What did the study lamp cost the shopkeeper (in ₹)?
31. 31.Diya puts ₹6700 in a bank at 10% simple interest per year. How much will she have after 5 years (in ₹)?
32. 32.A shopkeeper buys a pair of shoes for ₹380 and sells it for ₹418. Find the profit percent.
33. 33.A cricket bat is marked at ₹4580. The shop gives a 50% discount. How much do you pay (in ₹)?
34. 34.A cricket bat is marked at ₹552. The shop takes 50% off, and then a further 25% off the new price. How much do you pay (in ₹)?
35. 35.Marks of 4 friends in a quiz: 46, 47, 21, 26. What is their average mark?
36. 36.Find the amount when ₹33300 is invested at 10% per year compound interest for 2 years (in ₹).
37. 37.Find the amount when ₹13280 is invested at 25% per year compound interest for 2 years (in ₹).
38. 38.A shopkeeper buys a cricket bat for ₹1500 and sells it for ₹1575. Find the profit percent.
39. 39.A bus runs at 38 km/h. How far does it go in 30 minutes (in km)?
40. 40.Sneha is 4 years older than Karan. In 2 years, the sum of their ages will be 32. How old is Karan now?

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