Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 232 · 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.Diya and Rohan together finish a job in 2 days. Diya alone takes 6 days. How many days would Rohan take alone?
2. 2.Tara can finish a job in 10 days and Saanvi in 8 days. What fraction of the job do they finish if they work together for 2 days? =
3. 3.In how many years will ₹2800 earn ₹280 as simple interest at 5% per year?
4. 4.What sum of money earns ₹1911 simple interest in 3 years at 13% per year (in ₹)?
5. 5.A water tank holds 200 litres. 30% of the water is used. How many litres are left?
6. 6.A shopkeeper buys a school bag for ₹1120 and sells it for ₹672. Find the loss percent.
7. 7.Change 36 km/h into metres per second.
8. 8.A car runs for 3 hours at 23 km/h and then for 3 hours at 39 km/h. What is its average speed for the whole journey (in km/h)?
9. 9.Marks of 5 friends in a quiz: 87, 75, 104, 86, 98. What is their average mark?
10. 10.A shop sells 3480 cups of tea a month. Next month it sells 40% more. How many cups does it sell next month?
11. 11.The simple interest on ₹1500 for 4 years is ₹600. What is the rate of interest (% per year)?
12. 12.Diya puts ₹3200 in a bank at 15% simple interest per year. How much will she have after 5 years (in ₹)?
13. 13.3 years ago, Diya’s mother was four times as old as Diya. The mother is 51 years old now. How old is Diya now?
14. 14.Rohan works three times as fast as Pooja. Together they finish a job in 6 days. How many days would Pooja take alone?
15. 15.A watch is marked at ₹460. The shop takes 50% off, and then a further 10% off the new price. How much do you pay (in ₹)?
16. 16.By selling a pair of shoes for ₹826, a shopkeeper makes a loss of 30%. What did the pair of shoes cost the shopkeeper (in ₹)?
17. 17.A school bag marked at ₹4140 is sold for ₹2898. What is the discount percent?
18. 18.Vivaan can finish a job in 18 days and Priya in 30 days. Vivaan works alone for 3 days and then stops. Priya finishes the rest. How many days does Priya take?
19. 19.A price comes down by 30% and then comes down by 15% more. By what percent has it come down in all? =
20. 20.By selling a table fan for ₹960, a shopkeeper makes a loss of 20%. What did the table fan cost the shopkeeper (in ₹)?
21. 21.4 years ago, Tara’s mother was four times as old as Tara. The mother is 36 years old now. How old is Tara now?
22. 22.Change 10 m/s into km/h.
23. 23.A pair of shoes bought for ₹520 is sold at a loss of 25%. What is the selling price (in ₹)?
24. 24.A price comes down by 25% and then comes down by 25% more. By what percent has it come down in all? =
25. 25.Find the amount when ₹2800 is invested at 15% per year compound interest for 2 years (in ₹).
26. 26.A bus runs at 54 km/h. How far does it go in 10 minutes (in km)?
27. 27.Find the simple interest on ₹17900 at 9% per year for 3 years (in ₹).
28. 28.The simple interest on ₹2900 for 4 years is ₹232. What is the rate of interest (% per year)?
29. 29.A water tank holds 1780 litres. 25% of the water is used. How many litres are left?
30. 30.A cricket bat bought for ₹1640 is sold at a profit of 15%. What is the selling price (in ₹)?
31. 31.Diya puts ₹19700 in a bank at 12% simple interest per year. How much will she have after 3 years (in ₹)?
32. 32.A study lamp is marked at ₹800. The shop takes 25% off, and then a further 25% off the new price. How much do you pay (in ₹)?
33. 33.Diya puts ₹16700 in a bank at 5% simple interest per year. How much will she have after 1 year (in ₹)?
34. 34.What is the difference between the compound interest and the simple interest on ₹20900 at 20% per year for 2 years (in ₹)?
35. 35.Meera can finish a job in 4 days and Farhan in 10 days. Meera works alone for 2 days and then stops. Farhan finishes the rest. How many days does Farhan take?
36. 36.A car runs for 3 hours at 44 km/h and then for 3 hours at 28 km/h. What is its average speed for the whole journey (in km/h)?
37. 37.Change 40 m/s into km/h.
38. 38.A study lamp marked at ₹3080 is sold for ₹2618. What is the discount percent?
39. 39.Dev and Priya together finish a job in 3 days. Dev alone takes 4 days. How many days would Priya take alone?
40. 40.The price of a bicycle is ₹1820. It goes up by 20%. What is the new price (in ₹)?

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