Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 637 · 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.By selling a bicycle for ₹1824, a shopkeeper makes a loss of 5%. What did the bicycle cost the shopkeeper (in ₹)?
3. 3.In 3 years, Farhan will be twice as old as Farhan was 5 years ago. How old is Farhan now?
4. 4.Arjun works three times as fast as Ishaan. Together they finish a job in 3 days. How many days would Ishaan take alone?
5. 5.A price goes up by 5% and then goes up by 50% more. By what percent has it gone up in all? =
6. 6.Diya puts ₹16100 in a bank at 13% simple interest per year. How much will she have after 3 years (in ₹)?
7. 7.By selling a study lamp for ₹1872, a shopkeeper makes a profit of 20%. What did the study lamp cost the shopkeeper (in ₹)?
8. 8.Kabir cycles to his school at 77 km/h and comes back by the same road at 44 km/h. What is his average speed for the whole trip (in km/h)?
9. 9.After a 20% discount, a watch costs ₹1024. What was its marked price (in ₹)?
10. 10.A water tank holds 2100 litres. 50% of the water is used. How many litres are left?
11. 11.A cricket bat is marked at ₹832. The shop takes 25% off, and then a further 25% off the new price. How much do you pay (in ₹)?
12. 12.Two discounts of 20% and 20%, one after the other, are the same as one discount of what percent? =
13. 13.A car runs for 2 hours at 24 km/h and then for 1 hour at 51 km/h. What is its average speed for the whole journey (in km/h)?
14. 14.A shopkeeper buys a bicycle for ₹1560 and sells it for ₹1482. Find the loss percent.
15. 15.In how many years will ₹12100 earn ₹847 as simple interest at 7% per year?
16. 16.A table fan is marked at ₹1820. The shop gives a 50% discount. How much do you pay (in ₹)?
17. 17.Find the simple interest on ₹9700 at 6% per year for 2 years (in ₹).
18. 18.The average of 9 numbers is 43. When one more number is added, the average becomes 44. What number was added?
19. 19.A price goes up by 40% and then comes down by 15%. By what percent has it gone up in all? =
20. 20.Vivaan is 6 years older than Farhan. In 5 years, the sum of their ages will be 32. How old is Farhan now?
21. 21.A watch marked at ₹3160 is sold for ₹1896. What is the discount percent?
22. 22.Change 72 km/h into metres per second.
23. 23.Find the amount when ₹35700 is invested at 10% per year compound interest for 2 years (in ₹).
24. 24.Find the amount when ₹21250 is invested at 4% per year compound interest for 2 years (in ₹).
25. 25.A cricket bat is marked at ₹3800. The shop takes 10% off, and then a further 10% off the new price. How much do you pay (in ₹)?
26. 26.The price of a bicycle is ₹2280. It goes up by 5%. What is the new price (in ₹)?
27. 27.A watch marked at ₹2800 is sold for ₹2520. What is the discount percent?
28. 28.After a 40% discount, a watch costs ₹1236. What was its marked price (in ₹)?
29. 29.What is the difference between the compound interest and the simple interest on ₹16000 at 25% per year for 2 years (in ₹)?
30. 30.A pressure cooker is marked at ₹465. The shop takes 50% off, and then a further 20% off the new price. How much do you pay (in ₹)?
31. 31.The average weight of 6 children is 31 kg. One child, who weighs 36 kg, leaves the group. What is the new average weight (in kg)?
32. 32.A shop sells an average of 41 kg of sugar a day for 3 days, and then 37 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
33. 33.A pressure cooker marked at ₹4920 is sold for ₹4428. What is the discount percent?
34. 34.Pooja is 4 years older than Isha. In 10 years, the sum of their ages will be 68. How old is Isha now?
35. 35.A car runs for 2 hours at 38 km/h and then for 2 hours at 50 km/h. What is its average speed for the whole journey (in km/h)?
36. 36.A school bag bought for ₹920 is sold at a loss of 5%. What is the selling price (in ₹)?
37. 37.What sum of money earns ₹56 simple interest in 4 years at 2% per year (in ₹)?
38. 38.Kabir cycles to his school at 90 km/h and comes back by the same road at 45 km/h. What is his average speed for the whole trip (in km/h)?
39. 39.Find the compound interest on ₹38900 at 10% per year for 2 years, added every year (in ₹).
40. 40.Find the compound interest on ₹41250 at 4% per year for 2 years, added every year (in ₹).

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