Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 105 · 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.Find the amount when ₹46875 is invested at 12% per year compound interest for 3 years (in ₹).
2. 2.Diya is 7 years older than Manav. In 10 years, the sum of their ages will be 41. How old is Manav now?
3. 3.A table fan bought for ₹500 is sold at a profit of 10%. What is the selling price (in ₹)?
4. 4.A shopkeeper buys a cricket bat for ₹580 and sells it for ₹348. Find the loss percent.
5. 5.Two discounts of 50% and 50%, one after the other, are the same as one discount of what percent? =
6. 6.A price goes up by 10% and then goes up by 15% more. By what percent has it gone up in all? =
7. 7.Aarav can finish a job in 19 days and Isha in 2 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
8. 8.A cricket bat bought for ₹700 is sold at a loss of 30%. What is the selling price (in ₹)?
9. 9.A shop sells 2400 cups of tea a month. Next month it sells 40% more. How many cups does it sell next month?
10. 10.Find the amount when ₹38125 is invested at 12% per year compound interest for 2 years (in ₹).
11. 11.Find the amount when ₹200 is invested at 10% per year compound interest for 2 years (in ₹).
12. 12.Marks of 4 friends in a quiz: 54, 66, 67, 85. What is their average mark?
13. 13.Find the amount when ₹992 is invested at 25% per year compound interest for 2 years (in ₹).
14. 14.A school bag is marked at ₹1400. The shop gives a 15% discount. How much do you pay (in ₹)?
15. 15.What is the difference between the compound interest and the simple interest on ₹1600 at 25% per year for 2 years (in ₹)?
16. 16.Vivaan can finish a job in 25 days and Arjun in 30 days. Vivaan works alone for 15 days and then stops. Arjun finishes the rest. How many days does Arjun take?
17. 17.Zoya is 7 years older than Vivaan. In 7 years, the sum of their ages will be 55. How old is Vivaan now?
18. 18.Kavya can finish a job in 17 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. =
19. 19.A price comes down by 10% and then comes down by 25% more. By what percent has it come down in all? =
20. 20.Priya works twice as fast as Sneha. Together they finish a job in 12 days. How many days would Sneha take alone?
21. 21.Arjun can finish a job in 20 days and Diya in 6 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
22. 22.Find the simple interest on ₹18400 at 12% per year for 5 years (in ₹).
23. 23.Change 36 km/h into metres per second.
24. 24.A bus runs at 80 km/h. How far does it go in 90 minutes (in km)?
25. 25.Find the compound interest on ₹9375 at 4% per year for 2 years, added every year (in ₹).
26. 26.What sum of money earns ₹124 simple interest in 2 years at 2% per year (in ₹)?
27. 27.By selling a study lamp for ₹1092, a shopkeeper makes a profit of 5%. What did the study lamp cost the shopkeeper (in ₹)?
28. 28.A bicycle is marked at ₹1400. The shop takes 10% off, and then a further 10% off the new price. How much do you pay (in ₹)?
29. 29.A watch marked at ₹1540 is sold for ₹1232. What is the discount percent?
30. 30.In how many years will ₹1700 earn ₹680 as simple interest at 10% per year?
31. 31.A watch is marked at ₹320. The shop gives a 25% discount. How much do you pay (in ₹)?
32. 32.Find the simple interest on ₹10800 at 13% per year for 1 year (in ₹).
33. 33.The price of a school bag changes from ₹640 to ₹576. By what percent did it come down?
34. 34.A water tank holds 4120 litres. 40% of the water is used. How many litres are left?
35. 35.Aarav’s batting average after 5 innings is 25 runs. How many runs must Aarav score in the next innings to raise the average to 27?
36. 36.A car runs for 2 hours at 60 km/h and then for 3 hours at 80 km/h. What is its average speed for the whole journey (in km/h)?
37. 37.The price of a school bag changes from ₹1860 to ₹1953. By what percent did it go up?
38. 38.A car runs for 1 hour at 26 km/h and then for 1 hour at 42 km/h. What is its average speed for the whole journey (in km/h)?
39. 39.Karan’s batting average after 14 innings is 34 runs. How many runs must Karan score in the next innings to raise the average to 38?
40. 40.A shopkeeper buys a pressure cooker for ₹1420 and sells it for ₹1775. Find the profit percent.

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