Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 5 · 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.A water tank holds 2220 litres. 5% of the water is used. How many litres are left?
2. 2.The average weight of 7 children is 35 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
3. 3.Farhan can finish a job in 3 days and Diya in 8 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
4. 4.By selling a pressure cooker for ₹660, a shopkeeper makes a profit of 50%. What did the pressure cooker cost the shopkeeper (in ₹)?
5. 5.A price comes down by 10% and then comes down by 5% more. By what percent has it come down in all? =
6. 6.The simple interest on ₹3300 for 4 years is ₹1980. What is the rate of interest (% per year)?
7. 7.Change 5 m/s into km/h.
8. 8.Pooja can finish a job in 14 days and Zoya in 18 days. Pooja works alone for 7 days and then stops. Zoya finishes the rest. How many days does Zoya take?
9. 9.Aarav is 9 years older than Meera. In 4 years, the sum of their ages will be 73. How old is Meera now?
10. 10.Marks of 4 friends in a quiz: 35, 49, 41, 67. What is their average mark?
11. 11.After a 5% discount, a school bag costs ₹1919. What was its marked price (in ₹)?
12. 12.Find the compound interest on ₹15625 at 4% per year for 3 years, added every year (in ₹).
13. 13.A watch bought for ₹520 is sold at a loss of 10%. What is the selling price (in ₹)?
14. 14.In how many years will ₹10900 earn ₹5668 as simple interest at 13% per year?
15. 15.Diya can finish a job in 8 days and Aarav in 26 days. Diya works alone for 4 days and then stops. Aarav finishes the rest. How many days does Aarav take?
16. 16.Ishaan is 2 years older than Saanvi. In 3 years, the sum of their ages will be 52. How old is Saanvi now?
17. 17.A bus runs at 30 km/h. How far does it go in 30 minutes (in km)?
18. 18.A water tank holds 4300 litres. 15% of the water is used. How many litres are left?
19. 19.A table fan bought for ₹1200 is sold at a loss of 40%. What is the selling price (in ₹)?
20. 20.By selling a study lamp for ₹1008, a shopkeeper makes a profit of 40%. What did the study lamp cost the shopkeeper (in ₹)?
21. 21.A bus runs at 60 km/h. How far does it go in 15 minutes (in km)?
22. 22.The simple interest on ₹10600 for 5 years is ₹5300. What is the rate of interest (% per year)?
23. 23.A table fan is marked at ₹1440. The shop gives a 30% discount. How much do you pay (in ₹)?
24. 24.A water tank holds 1140 litres. 5% of the water is used. How many litres are left?
25. 25.After a 5% discount, a watch costs ₹931. What was its marked price (in ₹)?
26. 26.Find the simple interest on ₹11100 at 7% per year for 5 years (in ₹).
27. 27.Manav can finish a job in 3 days and Saanvi in 4 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
28. 28.The average weight of 8 children is 26 kg. One child, who weighs 33 kg, leaves the group. What is the new average weight (in kg)?
29. 29.In 8 years, Meera will be twice as old as Meera was 4 years ago. How old is Meera now?
30. 30.A school bag is marked at ₹2400. The shop gives a 15% discount. How much do you pay (in ₹)?
31. 31.What sum of money earns ₹4104 simple interest in 4 years at 6% per year (in ₹)?
32. 32.Rahul’s father is twice as old as Rahul. The sum of their ages is 39 years. How old is the father?
33. 33.A shop sells an average of 53 kg of sugar a day for 5 days, and then 43 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
34. 34.3 years ago, Aditya’s mother was three times as old as Aditya. The mother is 39 years old now. How old is Aditya now?
35. 35.The simple interest on ₹5900 for 1 year is ₹236. What is the rate of interest (% per year)?
36. 36.Rahul can finish a job in 13 days and Arjun in 9 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
37. 37.A price comes down by 15% and then comes down by 25% more. By what percent has it come down in all? =
38. 38.A shopkeeper buys a bicycle for ₹1180 and sells it for ₹1652. Find the profit percent.
39. 39.Marks of 5 friends in a quiz: 22, 29, 21, 31, 42. What is their average mark?
40. 40.A water tank holds 4540 litres. 10% of the water is used. How many litres are left?

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