Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 925 · 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.Meera can finish a job in 9 days and Kabir in 18 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
2. 2.The simple interest on ₹15300 for 4 years is ₹9180. What is the rate of interest (% per year)?
3. 3.Diya puts ₹7000 in a bank at 3% simple interest per year. How much will she have after 4 years (in ₹)?
4. 4.What is the difference between the compound interest and the simple interest on ₹26600 at 10% per year for 2 years (in ₹)?
5. 5.By selling a school bag for ₹1900, a shopkeeper makes a loss of 5%. What did the school bag cost the shopkeeper (in ₹)?
6. 6.A water tank holds 4280 litres. 40% of the water is used. How many litres are left?
7. 7.Marks of 6 friends in a quiz: 47, 61, 43, 41, 40, 50. What is their average mark?
8. 8.Find the simple interest on ₹2400 at 10% per year for 2 years (in ₹).
9. 9.Diya puts ₹15300 in a bank at 5% simple interest per year. How much will she have after 1 year (in ₹)?
10. 10.The average of 8 numbers is 48. When one more number is added, the average becomes 54. What number was added?
11. 11.Diya puts ₹11400 in a bank at 5% simple interest per year. How much will she have after 2 years (in ₹)?
12. 12.A study lamp bought for ₹160 is sold at a profit of 50%. What is the selling price (in ₹)?
13. 13.How many minutes does a car take to go 24 km at 60 km/h?
14. 14.Marks of 6 friends in a quiz: 73, 68, 58, 49, 51, 49. What is their average mark?
15. 15.A price goes up by 20% and then goes up by 25% more. By what percent has it gone up in all? =
16. 16.The price of a bicycle is ₹1140. It goes up by 15%. What is the new price (in ₹)?
17. 17.The price of a bicycle is ₹700. It goes up by 10%. What is the new price (in ₹)?
18. 18.In how many years will ₹12100 earn ₹484 as simple interest at 2% per year?
19. 19.Change 90 km/h into metres per second.
20. 20.Kabir’s batting average after 6 innings is 29 runs. How many runs must Kabir score in the next innings to raise the average to 31?
21. 21.A cricket bat is marked at ₹2340. The shop gives a 5% discount. How much do you pay (in ₹)?
22. 22.The simple interest on ₹15300 for 3 years is ₹3213. What is the rate of interest (% per year)?
23. 23.By selling a school bag for ₹1008, a shopkeeper makes a profit of 5%. What did the school bag cost the shopkeeper (in ₹)?
24. 24.A pair of shoes is marked at ₹1140. The shop gives a 10% discount. How much do you pay (in ₹)?
25. 25.A cricket bat marked at ₹1220 is sold for ₹1037. What is the discount percent?
26. 26.Two discounts of 20% and 25%, one after the other, are the same as one discount of what percent? =
27. 27.A watch marked at ₹4340 is sold for ₹3255. What is the discount percent?
28. 28.Arjun can finish a job in 24 days and Aarav in 6 days. Arjun works alone for 4 days and then stops. Aarav finishes the rest. How many days does Aarav take?
29. 29.Find the compound interest on ₹40875 at 20% per year for 3 years, added every year (in ₹).
30. 30.A water tank holds 2580 litres. 50% of the water is used. How many litres are left?
31. 31.The price of a school bag changes from ₹1060 to ₹1166. By what percent did it go up?
32. 32.A water tank holds 1220 litres. 25% of the water is used. How many litres are left?
33. 33.Rohan and Zoya together finish a job in 4 days. Rohan alone takes 20 days. How many days would Zoya take alone?
34. 34.In 19 years, Rohan will be twice as old as Rohan was 4 years ago. How old is Rohan now?
35. 35.A table fan is marked at ₹544. The shop takes 25% off, and then a further 50% off the new price. How much do you pay (in ₹)?
36. 36.A water tank holds 4840 litres. 40% of the water is used. How many litres are left?
37. 37.Isha’s batting average after 14 innings is 39 runs. How many runs must Isha score in the next innings to raise the average to 42?
38. 38.A bus runs at 70 km/h. How far does it go in 90 minutes (in km)?
39. 39.A pair of shoes is marked at ₹415. The shop takes 50% off, and then a further 20% off the new price. How much do you pay (in ₹)?
40. 40.Diya puts ₹10600 in a bank at 4% simple interest per year. How much will she have after 2 years (in ₹)?

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