Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 410 · 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.What sum of money earns ₹4950 simple interest in 5 years at 11% per year (in ₹)?
2. 2.By selling a table fan for ₹1190, a shopkeeper makes a loss of 30%. What did the table fan cost the shopkeeper (in ₹)?
3. 3.The price of a bicycle is ₹2780. It goes up by 15%. What is the new price (in ₹)?
4. 4.A water tank holds 1880 litres. 50% of the water is used. How many litres are left?
5. 5.Marks of 5 friends in a quiz: 59, 45, 52, 52, 82. What is their average mark?
6. 6.A watch bought for ₹560 is sold at a loss of 15%. What is the selling price (in ₹)?
7. 7.Manav’s batting average after 12 innings is 44 runs. How many runs must Manav score in the next innings to raise the average to 45?
8. 8.A watch is marked at ₹600. The shop gives a 25% discount. How much do you pay (in ₹)?
9. 9.Farhan can finish a job in 9 days and Nisha in 15 days. What fraction of the job do they finish if they work together for 1 day? =
10. 10.What is the difference between the compound interest and the simple interest on ₹2500 at 4% per year for 2 years (in ₹)?
11. 11.Farhan’s batting average after 15 innings is 49 runs. How many runs must Farhan score in the next innings to raise the average to 51?
12. 12.Find the compound interest on ₹656 at 25% per year for 2 years, added every year (in ₹).
13. 13.Find the amount when ₹16250 is invested at 4% per year compound interest for 2 years (in ₹).
14. 14.Karan’s batting average after 6 innings is 25 runs. How many runs must Karan score in the next innings to raise the average to 26?
15. 15.A shop sells an average of 78 kg of sugar a day for 4 days, and then 23 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
16. 16.Change 18 km/h into metres per second.
17. 17.Find the simple interest on ₹5200 at 8% per year for 4 years (in ₹).
18. 18.Kabir cycles to his school at 44 km/h and comes back by the same road at 77 km/h. What is his average speed for the whole trip (in km/h)?
19. 19.Marks of 4 friends in a quiz: 82, 89, 80, 57. What is their average mark?
20. 20.Change 36 km/h into metres per second.
21. 21.3 years ago, Aarav’s mother was twice as old as Aarav. The mother is 9 years old now. How old is Aarav now?
22. 22.After a 25% discount, a study lamp costs ₹1230. What was its marked price (in ₹)?
23. 23.Change 30 m/s into km/h.
24. 24.A study lamp bought for ₹980 is sold at a profit of 40%. What is the selling price (in ₹)?
25. 25.A shop sells an average of 29 kg of sugar a day for 4 days, and then 39 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
26. 26.Find the amount when ₹4288 is invested at 25% per year compound interest for 3 years (in ₹).
27. 27.What is the difference between the compound interest and the simple interest on ₹50000 at 12% per year for 2 years (in ₹)?
28. 28.A water tank holds 660 litres. 30% of the water is used. How many litres are left?
29. 29.A shop sells 1800 cups of tea a month. Next month it sells 15% more. How many cups does it sell next month?
30. 30.A shopkeeper buys a cricket bat for ₹400 and sells it for ₹460. Find the profit percent.
31. 31.A shopkeeper buys a school bag for ₹1600 and sells it for ₹1120. Find the loss percent.
32. 32.Diya puts ₹13100 in a bank at 12% simple interest per year. How much will she have after 1 year (in ₹)?
33. 33.Kabir cycles to his school at 90 km/h and comes back by the same road at 30 km/h. What is his average speed for the whole trip (in km/h)?
34. 34.Vivaan is 10 years older than Aarav. In 4 years, the sum of their ages will be 38. How old is Aarav now?
35. 35.A study lamp is marked at ₹460. The shop takes 50% off, and then a further 10% off the new price. How much do you pay (in ₹)?
36. 36.Kavya’s batting average after 9 innings is 43 runs. How many runs must Kavya score in the next innings to raise the average to 46?
37. 37.A water tank holds 4860 litres. 25% of the water is used. How many litres are left?
38. 38.Find the simple interest on ₹16900 at 7% per year for 1 year (in ₹).
39. 39.A car runs for 2 hours at 22 km/h and then for 3 hours at 62 km/h. What is its average speed for the whole journey (in km/h)?
40. 40.Nisha and Ishaan together finish a job in 12 days. Nisha alone takes 24 days. How many days would Ishaan take alone?

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