Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 193 · 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.Isha works three times as fast as Kabir. Together they finish a job in 10 days. How many days would Kabir take alone?
2. 2.Aarav’s father is three times as old as Aarav. The sum of their ages is 28 years. How old is Aarav?
3. 3.A bus runs at 88 km/h. How far does it go in 90 minutes (in km)?
4. 4.Marks of 5 friends in a quiz: 27, 41, 53, 45, 24. What is their average mark?
5. 5.Kavya’s father is four times as old as Kavya. The sum of their ages is 35 years. How old is the father?
6. 6.Find the compound interest on ₹8800 at 10% per year for 2 years, added every year (in ₹).
7. 7.Marks of 4 friends in a quiz: 87, 71, 63, 71. What is their average mark?
8. 8.A shopkeeper buys a study lamp for ₹500 and sells it for ₹450. Find the loss percent.
9. 9.Find the amount when ₹46875 is invested at 12% per year compound interest for 3 years (in ₹).
10. 10.Find the compound interest on ₹27500 at 12% per year for 2 years, added every year (in ₹).
11. 11.The simple interest on ₹9100 for 1 year is ₹1365. What is the rate of interest (% per year)?
12. 12.A cricket bat is marked at ₹920. The shop gives a 40% discount. How much do you pay (in ₹)?
13. 13.Marks of 4 friends in a quiz: 51, 49, 27, 17. What is their average mark?
14. 14.A water tank holds 820 litres. 15% of the water is used. How many litres are left?
15. 15.A pair of shoes is marked at ₹620. The shop gives a 15% discount. How much do you pay (in ₹)?
16. 16.A car runs for 3 hours at 47 km/h and then for 4 hours at 68 km/h. What is its average speed for the whole journey (in km/h)?
17. 17.A pressure cooker bought for ₹1940 is sold at a loss of 5%. What is the selling price (in ₹)?
18. 18.Find the amount when ₹32700 is invested at 10% per year compound interest for 2 years (in ₹).
19. 19.A watch bought for ₹1060 is sold at a profit of 30%. What is the selling price (in ₹)?
20. 20.Aditya and Kabir together finish a job in 21 days. Aditya alone takes 30 days. How many days would Kabir take alone?
21. 21.What sum of money earns ₹408 simple interest in 2 years at 4% per year (in ₹)?
22. 22.Aarav’s father is five times as old as Aarav. The sum of their ages is 54 years. How old is the father?
23. 23.A water tank holds 4340 litres. 30% of the water is used. How many litres are left?
24. 24.Saanvi works twice as fast as Isha. Together they finish a job in 7 days. How many days would Isha take alone?
25. 25.A water tank holds 1220 litres. 40% of the water is used. How many litres are left?
26. 26.After a 50% discount, a cricket bat costs ₹970. What was its marked price (in ₹)?
27. 27.8 years ago, Aarav’s mother was four times as old as Aarav. The mother is 40 years old now. How old is Aarav now?
28. 28.A study lamp is marked at ₹1900. The shop gives a 5% discount. How much do you pay (in ₹)?
29. 29.Isha can finish a job in 7 days and Manav in 14 days. What fraction of the job do they finish if they work together for 2 days? =
30. 30.2 years ago, Sneha’s mother was three times as old as Sneha. The mother is 38 years old now. How old is Sneha now?
31. 31.A car runs for 4 hours at 24 km/h and then for 2 hours at 39 km/h. What is its average speed for the whole journey (in km/h)?
32. 32.By selling a table fan for ₹462, a shopkeeper makes a profit of 5%. What did the table fan cost the shopkeeper (in ₹)?
33. 33.A watch bought for ₹880 is sold at a profit of 50%. What is the selling price (in ₹)?
34. 34.Find the amount when ₹4375 is invested at 8% per year compound interest for 2 years (in ₹).
35. 35.Marks of 6 friends in a quiz: 69, 43, 58, 71, 42, 59. What is their average mark?
36. 36.Change 15 m/s into km/h.
37. 37.After a 10% discount, a table fan costs ₹4428. What was its marked price (in ₹)?
38. 38.A shopkeeper buys a pressure cooker for ₹1500 and sells it for ₹1800. Find the profit percent.
39. 39.Find the amount when ₹8000 is invested at 5% per year compound interest for 3 years (in ₹).
40. 40.Tara can finish a job in 5 days and Zoya in 13 days. What fraction of the job do they finish if they work together for 3 days? =

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