Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 636 · 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.By selling a pressure cooker for ₹1365, a shopkeeper makes a profit of 5%. What did the pressure cooker cost the shopkeeper (in ₹)?
2. 2.Tara is 9 years older than Nisha. In 7 years, the sum of their ages will be 57. How old is Nisha now?
3. 3.A watch is marked at ₹4820. The shop gives a 15% discount. How much do you pay (in ₹)?
4. 4.The price of a school bag changes from ₹3880 to ₹4656. By what percent did it go up?
5. 5.A water tank holds 3480 litres. 20% of the water is used. How many litres are left?
6. 6.The average weight of 9 children is 36 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
7. 7.Arjun works twice as fast as Aarav. Together they finish a job in 3 days. How many days would Aarav take alone?
8. 8.A water tank holds 2260 litres. 20% of the water is used. How many litres are left?
9. 9.A price comes down by 20% and then comes down by 20% more. By what percent has it come down in all? =
10. 10.A town has 3020 people. Its population grows by 30%. How many people live there now?
11. 11.The simple interest on ₹12200 for 1 year is ₹488. What is the rate of interest (% per year)?
12. 12.A bus runs at 30 km/h. How far does it go in 40 minutes (in km)?
13. 13.The price of a school bag changes from ₹4240 to ₹3816. By what percent did it come down?
14. 14.A shopkeeper buys a table fan for ₹180 and sells it for ₹144. Find the loss percent.
15. 15.Find the compound interest on ₹44600 at 20% per year for 2 years, added every year (in ₹).
16. 16.A shopkeeper buys a table fan for ₹260 and sells it for ₹195. Find the loss percent.
17. 17.Diya puts ₹2200 in a bank at 8% simple interest per year. How much will she have after 1 year (in ₹)?
18. 18.What is the difference between the compound interest and the simple interest on ₹42500 at 4% per year for 2 years (in ₹)?
19. 19.What sum of money earns ₹1750 simple interest in 2 years at 7% per year (in ₹)?
20. 20.Karan works twice as fast as Meera. Together they finish a job in 11 days. How many days would Meera take alone?
21. 21.A cricket bat marked at ₹440 is sold for ₹264. What is the discount percent?
22. 22.Kabir cycles to his school at 30 km/h and comes back by the same road at 20 km/h. What is his average speed for the whole trip (in km/h)?
23. 23.A water tank holds 3320 litres. 10% of the water is used. How many litres are left?
24. 24.Find the compound interest on ₹41875 at 12% per year for 2 years, added every year (in ₹).
25. 25.The price of a bicycle is ₹4760. It goes up by 15%. What is the new price (in ₹)?
26. 26.A price comes down by 30% and then comes down by 10% more. By what percent has it come down in all? =
27. 27.Aditya’s father is four times as old as Aditya. The sum of their ages is 70 years. How old is Aditya?
28. 28.Find the simple interest on ₹8200 at 15% per year for 4 years (in ₹).
29. 29.A car runs for 2 hours at 54 km/h and then for 1 hour at 78 km/h. What is its average speed for the whole journey (in km/h)?
30. 30.Pooja is 2 years older than Tara. In 2 years, the sum of their ages will be 38. How old is Tara now?
31. 31.A pair of shoes marked at ₹920 is sold for ₹828. What is the discount percent?
32. 32.Diya puts ₹13100 in a bank at 6% simple interest per year. How much will she have after 3 years (in ₹)?
33. 33.Aarav’s batting average after 12 innings is 21 runs. How many runs must Aarav score in the next innings to raise the average to 23?
34. 34.A cricket bat is marked at ₹4340. The shop gives a 10% discount. How much do you pay (in ₹)?
35. 35.What sum of money earns ₹528 simple interest in 1 year at 8% per year (in ₹)?
36. 36.A shopkeeper buys a pressure cooker for ₹1920 and sells it for ₹1728. Find the loss percent.
37. 37.A price comes down by 5% and then comes down by 25% more. By what percent has it come down in all? =
38. 38.A town has 3000 people. Its population grows by 20%. How many people live there now?
39. 39.Change 54 km/h into metres per second.
40. 40.Nisha’s father is twice as old as Nisha. The sum of their ages is 39 years. How old is Nisha?

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