Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 490 · 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 car runs for 3 hours at 22 km/h and then for 4 hours at 29 km/h. What is its average speed for the whole journey (in km/h)?
2. 2.Find the amount when ₹18048 is invested at 25% per year compound interest for 2 years (in ₹).
3. 3.The price of a school bag changes from ₹140 to ₹70. By what percent did it come down?
4. 4.Find the amount when ₹3280 is invested at 25% per year compound interest for 2 years (in ₹).
5. 5.What sum of money earns ₹328 simple interest in 2 years at 4% per year (in ₹)?
6. 6.A price goes up by 5% and then goes up by 40% more. By what percent has it gone up in all? =
7. 7.In 5 years, Meera will be twice as old as Meera was 3 years ago. How old is Meera now?
8. 8.Find the compound interest on ₹975 at 20% per year for 2 years, added every year (in ₹).
9. 9.Diya puts ₹14800 in a bank at 3% simple interest per year. How much will she have after 3 years (in ₹)?
10. 10.Find the compound interest on ₹46875 at 4% per year for 3 years, added every year (in ₹).
11. 11.Find the compound interest on ₹1900 at 10% per year for 2 years, added every year (in ₹).
12. 12.The simple interest on ₹5900 for 2 years is ₹236. What is the rate of interest (% per year)?
13. 13.A watch is marked at ₹4620. The shop gives a 20% discount. How much do you pay (in ₹)?
14. 14.What is the difference between the compound interest and the simple interest on ₹12500 at 4% per year for 2 years (in ₹)?
15. 15.4 years ago, Arjun’s mother was twice as old as Arjun. The mother is 18 years old now. How old is Arjun now?
16. 16.Find the compound interest on ₹9375 at 8% per year for 2 years, added every year (in ₹).
17. 17.A town has 500 people. Its population grows by 20%. How many people live there now?
18. 18.What sum of money earns ₹1376 simple interest in 2 years at 4% per year (in ₹)?
19. 19.A water tank holds 4340 litres. 10% of the water is used. How many litres are left?
20. 20.By selling a watch for ₹357, a shopkeeper makes a loss of 15%. What did the watch cost the shopkeeper (in ₹)?
21. 21.Find the amount when ₹30100 is invested at 20% per year compound interest for 2 years (in ₹).
22. 22.Find the compound interest on ₹23125 at 8% per year for 2 years, added every year (in ₹).
23. 23.A watch bought for ₹620 is sold at a profit of 10%. What is the selling price (in ₹)?
24. 24.6 years ago, Pooja’s mother was twice as old as Pooja. The mother is 16 years old now. How old is Pooja now?
25. 25.A pair of shoes bought for ₹1060 is sold at a loss of 20%. What is the selling price (in ₹)?
26. 26.By selling a pressure cooker for ₹1649, a shopkeeper makes a loss of 15%. What did the pressure cooker cost the shopkeeper (in ₹)?
27. 27.Marks of 6 friends in a quiz: 82, 97, 93, 72, 95, 59. What is their average mark?
28. 28.After a 20% discount, a study lamp costs ₹384. What was its marked price (in ₹)?
29. 29.Meera can finish a job in 9 days and Karan in 4 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
30. 30.Tara is 5 years older than Ananya. In 7 years, the sum of their ages will be 51. How old is Ananya now?
31. 31.A shop sells an average of 73 kg of sugar a day for 3 days, and then 28 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
32. 32.A water tank holds 1200 litres. 15% of the water is used. How many litres are left?
33. 33.Find the compound interest on ₹28325 at 20% per year for 2 years, added every year (in ₹).
34. 34.By selling a bicycle for ₹2156, a shopkeeper makes a profit of 40%. What did the bicycle cost the shopkeeper (in ₹)?
35. 35.Kabir cycles to his school at 10 km/h and comes back by the same road at 30 km/h. What is his average speed for the whole trip (in km/h)?
36. 36.Rohan works twice as fast as Priya. Together they finish a job in 4 days. How many days would Priya take alone?
37. 37.Zoya can finish a job in 20 days and Rahul in 8 days. What fraction of the job do they finish if they work together for 1 day? =
38. 38.The price of a bicycle is ₹4100. It goes up by 5%. What is the new price (in ₹)?
39. 39.A shop sells an average of 51 kg of sugar a day for 6 days, and then 26 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
40. 40.Marks of 4 friends in a quiz: 36, 33, 58, 45. What is their average mark?

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