Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 311 · 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 can finish a job in 7 days and Ishaan in 10 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 ₹13400 for 5 years is ₹4690. What is the rate of interest (% per year)?
3. 3.A bus runs at 70 km/h. How far does it go in 90 minutes (in km)?
4. 4.A water tank holds 180 litres. 50% of the water is used. How many litres are left?
5. 5.By selling a table fan for ₹1491, a shopkeeper makes a profit of 5%. What did the table fan cost the shopkeeper (in ₹)?
6. 6.A school bag is marked at ₹1400. The shop takes 25% off, and then a further 10% off the new price. How much do you pay (in ₹)?
7. 7.The price of a bicycle is ₹1020. It goes up by 50%. What is the new price (in ₹)?
8. 8.A shop sells an average of 41 kg of sugar a day for 5 days, and then 52 kg a day for the next 6 days. What is the average sale per day for all 11 days (in kg)?
9. 9.What sum of money earns ₹84 simple interest in 2 years at 7% per year (in ₹)?
10. 10.After a 25% discount, a bicycle costs ₹465. What was its marked price (in ₹)?
11. 11.In 17 years, Meera will be three times as old as Meera was 5 years ago. How old is Meera now?
12. 12.The price of a school bag changes from ₹2420 to ₹1452. By what percent did it come down?
13. 13.What sum of money earns ₹260 simple interest in 5 years at 4% per year (in ₹)?
14. 14.By selling a bicycle for ₹1188, a shopkeeper makes a loss of 10%. What did the bicycle cost the shopkeeper (in ₹)?
15. 15.Find the amount when ₹37000 is invested at 10% per year compound interest for 3 years (in ₹).
16. 16.Find the simple interest on ₹1300 at 7% per year for 5 years (in ₹).
17. 17.A price goes up by 30% and then goes up by 10% more. By what percent has it gone up in all? =
18. 18.5 years ago, Arjun’s mother was four times as old as Arjun. The mother is 33 years old now. How old is Arjun now?
19. 19.A pressure cooker is marked at ₹1060. The shop gives a 25% discount. How much do you pay (in ₹)?
20. 20.The simple interest on ₹4400 for 4 years is ₹2112. What is the rate of interest (% per year)?
21. 21.By selling a bicycle for ₹1968, a shopkeeper makes a profit of 20%. What did the bicycle cost the shopkeeper (in ₹)?
22. 22.Find the amount when ₹13400 is invested at 10% per year compound interest for 2 years (in ₹).
23. 23.A town has 2360 people. Its population grows by 50%. How many people live there now?
24. 24.Find the amount when ₹13375 is invested at 20% per year compound interest for 2 years (in ₹).
25. 25.A shop sells 4560 cups of tea a month. Next month it sells 50% more. How many cups does it sell next month?
26. 26.A water tank holds 1240 litres. 15% of the water is used. How many litres are left?
27. 27.The average of 7 numbers is 55. When one more number is added, the average becomes 56. What number was added?
28. 28.Find the compound interest on ₹43600 at 15% per year for 2 years, added every year (in ₹).
29. 29.A cricket bat bought for ₹1300 is sold at a loss of 5%. What is the selling price (in ₹)?
30. 30.Marks of 4 friends in a quiz: 39, 49, 26, 38. What is their average mark?
31. 31.Find the compound interest on ₹1875 at 4% per year for 2 years, added every year (in ₹).
32. 32.Find the compound interest on ₹31200 at 10% per year for 2 years, added every year (in ₹).
33. 33.Kabir can finish a job in 8 days and Nisha in 12 days. What fraction of the job do they finish if they work together for 2 days? =
34. 34.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)?
35. 35.A shop sells 4160 cups of tea a month. Next month it sells 40% more. How many cups does it sell next month?
36. 36.5 years ago, Rohan’s mother was three times as old as Rohan. The mother is 23 years old now. How old is Rohan now?
37. 37.In how many years will ₹9200 earn ₹184 as simple interest at 2% per year?
38. 38.The price of a school bag changes from ₹700 to ₹595. By what percent did it come down?
39. 39.The price of a school bag changes from ₹2020 to ₹1212. By what percent did it come down?
40. 40.Pooja’s batting average after 5 innings is 38 runs. How many runs must Pooja score in the next innings to raise the average to 40?

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