Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 513 · 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.Zoya and Farhan together finish a job in 4 days. Zoya alone takes 8 days. How many days would Farhan take alone?
2. 2.A water tank holds 2060 litres. 50% of the water is used. How many litres are left?
3. 3.Find the simple interest on ₹18100 at 8% per year for 1 year (in ₹).
4. 4.A shopkeeper buys a watch for ₹300 and sells it for ₹360. Find the profit percent.
5. 5.A water tank holds 4280 litres. 10% of the water is used. How many litres are left?
6. 6.Kavya works twice as fast as Pooja. Together they finish a job in 4 days. How many days would Pooja take alone?
7. 7.Find the amount when ₹16250 is invested at 12% per year compound interest for 2 years (in ₹).
8. 8.By selling a watch for ₹1239, a shopkeeper makes a profit of 5%. What did the watch cost the shopkeeper (in ₹)?
9. 9.A town has 4440 people. Its population grows by 10%. How many people live there now?
10. 10.Rahul’s father is twice as old as Rahul. The sum of their ages is 45 years. How old is Rahul?
11. 11.A shop sells an average of 63 kg of sugar a day for 6 days, and then 21 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
12. 12.A car runs for 3 hours at 25 km/h and then for 1 hour at 57 km/h. What is its average speed for the whole journey (in km/h)?
13. 13.A shopkeeper buys a study lamp for ₹80 and sells it for ₹96. Find the profit percent.
14. 14.Change 35 m/s into km/h.
15. 15.The average of 9 numbers is 31. When one more number is added, the average becomes 35. What number was added?
16. 16.Find the amount when ₹22800 is invested at 15% per year compound interest for 2 years (in ₹).
17. 17.A study lamp is marked at ₹1360. The shop gives a 40% discount. How much do you pay (in ₹)?
18. 18.Find the compound interest on ₹19200 at 20% per year for 2 years, added every year (in ₹).
19. 19.Ishaan’s father is twice as old as Ishaan. The sum of their ages is 24 years. How old is the father?
20. 20.In 30 years, Meera will be three times as old as Meera was 4 years ago. How old is Meera now?
21. 21.A water tank holds 1300 litres. 5% of the water is used. How many litres are left?
22. 22.The average of 4 numbers is 41. When one more number is added, the average becomes 47. What number was added?
23. 23.Two discounts of 20% and 25%, one after the other, are the same as one discount of what percent? =
24. 24.The price of a school bag changes from ₹4600 to ₹6900. By what percent did it go up?
25. 25.Saanvi works twice as fast as Ananya. Together they finish a job in 3 days. How many days would Ananya take alone?
26. 26.A bus runs at 72 km/h. How far does it go in 90 minutes (in km)?
27. 27.The price of a bicycle is ₹3920. It goes up by 10%. What is the new price (in ₹)?
28. 28.What is the difference between the compound interest and the simple interest on ₹35200 at 5% per year for 2 years (in ₹)?
29. 29.Rohan and Vivaan together finish a job in 2 days. Rohan alone takes 6 days. How many days would Vivaan take alone?
30. 30.In how many years will ₹7700 earn ₹154 as simple interest at 2% per year?
31. 31.After a 40% discount, a pressure cooker costs ₹1272. What was its marked price (in ₹)?
32. 32.The price of a school bag changes from ₹140 to ₹98. By what percent did it come down?
33. 33.A table fan bought for ₹1680 is sold at a loss of 5%. What is the selling price (in ₹)?
34. 34.By selling a pair of shoes for ₹1881, a shopkeeper makes a loss of 5%. What did the pair of shoes cost the shopkeeper (in ₹)?
35. 35.After a 15% discount, a watch costs ₹1326. What was its marked price (in ₹)?
36. 36.How many minutes does a car take to go 49 km at 70 km/h?
37. 37.In 18 years, Nisha will be three times as old as Nisha was 2 years ago. How old is Nisha now?
38. 38.Find the amount when ₹625 is invested at 8% per year compound interest for 2 years (in ₹).
39. 39.A school bag marked at ₹1440 is sold for ₹864. What is the discount percent?
40. 40.By selling a pressure cooker for ₹2058, a shopkeeper makes a profit of 5%. What did the pressure cooker cost the shopkeeper (in ₹)?

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