Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 458 · 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.The simple interest on ₹4600 for 3 years is ₹690. What is the rate of interest (% per year)?
2. 2.A table fan bought for ₹340 is sold at a profit of 5%. What is the selling price (in ₹)?
3. 3.Isha can finish a job in 8 days and Nisha in 12 days. Isha works alone for 2 days and then stops. Nisha finishes the rest. How many days does Nisha take?
4. 4.A shopkeeper buys a study lamp for ₹1940 and sells it for ₹1552. Find the loss percent.
5. 5.Change 54 km/h into metres per second.
6. 6.By selling a bicycle for ₹3000, a shopkeeper makes a profit of 50%. What did the bicycle cost the shopkeeper (in ₹)?
7. 7.Meera works twice as fast as Farhan. Together they finish a job in 8 days. How many days would Farhan take alone?
8. 8.A water tank holds 1200 litres. 10% of the water is used. How many litres are left?
9. 9.A shopkeeper buys a watch for ₹140 and sells it for ₹112. Find the loss percent.
10. 10.Marks of 4 friends in a quiz: 32, 29, 37, 46. What is their average mark?
11. 11.Kabir cycles to his school at 72 km/h and comes back by the same road at 24 km/h. What is his average speed for the whole trip (in km/h)?
12. 12.Find the amount when ₹46875 is invested at 8% per year compound interest for 3 years (in ₹).
13. 13.5 years ago, Sneha’s mother was three times as old as Sneha. The mother is 29 years old now. How old is Sneha now?
14. 14.A water tank holds 4820 litres. 20% of the water is used. How many litres are left?
15. 15.A price comes down by 50% and then comes down by 40% more. By what percent has it come down in all? =
16. 16.What is the difference between the compound interest and the simple interest on ₹30000 at 8% per year for 2 years (in ₹)?
17. 17.A shopkeeper buys a pair of shoes for ₹940 and sells it for ₹705. Find the loss percent.
18. 18.Kabir cycles to his school at 60 km/h and comes back by the same road at 12 km/h. What is his average speed for the whole trip (in km/h)?
19. 19.In 8 years, Diya will be twice as old as Diya was 5 years ago. How old is Diya now?
20. 20.A school bag is marked at ₹4440. The shop gives a 20% discount. How much do you pay (in ₹)?
21. 21.A price goes up by 15% and then goes up by 40% more. By what percent has it gone up in all? =
22. 22.A water tank holds 180 litres. 20% of the water is used. How many litres are left?
23. 23.Zoya can finish a job in 3 days and Vivaan in 4 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
24. 24.A water tank holds 2240 litres. 30% of the water is used. How many litres are left?
25. 25.The price of a school bag changes from ₹4920 to ₹3936. By what percent did it come down?
26. 26.4 years ago, Zoya’s mother was three times as old as Zoya. The mother is 13 years old now. How old is Zoya now?
27. 27.A pressure cooker is marked at ₹1320. The shop gives a 40% discount. How much do you pay (in ₹)?
28. 28.Farhan and Aditya together finish a job in 4 days. Farhan alone takes 5 days. How many days would Aditya take alone?
29. 29.Tara can finish a job in 16 days and Aarav in 17 days. What fraction of the job do they finish if they work together for 1 day? =
30. 30.A bicycle bought for ₹1280 is sold at a profit of 25%. What is the selling price (in ₹)?
31. 31.Manav can finish a job in 16 days and Dev in 30 days. Manav works alone for 8 days and then stops. Dev finishes the rest. How many days does Dev take?
32. 32.The average of 7 numbers is 33. When one more number is added, the average becomes 34. What number was added?
33. 33.7 years ago, Isha’s mother was four times as old as Isha. The mother is 27 years old now. How old is Isha now?
34. 34.The average weight of 12 children is 35 kg. One child, who weighs 57 kg, leaves the group. What is the new average weight (in kg)?
35. 35.Saanvi can finish a job in 16 days and Pooja in 11 days. What fraction of the job do they finish if they work together for 2 days? =
36. 36.7 years ago, Diya’s mother was twice as old as Diya. The mother is 23 years old now. How old is Diya now?
37. 37.Marks of 5 friends in a quiz: 20, 39, 29, 30, 47. What is their average mark?
38. 38.A school bag bought for ₹80 is sold at a loss of 50%. What is the selling price (in ₹)?
39. 39.In how many years will ₹17800 earn ₹6230 as simple interest at 7% per year?
40. 40.Marks of 4 friends in a quiz: 74, 86, 74, 70. What is their average mark?

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