Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 102 · 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.By selling a school bag for ₹2016, a shopkeeper makes a profit of 5%. What did the school bag cost the shopkeeper (in ₹)?
2. 2.Ishaan’s batting average after 9 innings is 44 runs. How many runs must Ishaan score in the next innings to raise the average to 48?
3. 3.A price goes up by 5% and then goes up by 5% more. By what percent has it gone up in all? =
4. 4.Marks of 4 friends in a quiz: 30, 23, 22, 65. What is their average mark?
5. 5.A car runs for 2 hours at 50 km/h and then for 1 hour at 35 km/h. What is its average speed for the whole journey (in km/h)?
6. 6.What is the difference between the compound interest and the simple interest on ₹43200 at 10% per year for 2 years (in ₹)?
7. 7.The price of a school bag changes from ₹3920 to ₹4116. By what percent did it go up?
8. 8.A shop sells an average of 58 kg of sugar a day for 6 days, and then 50 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
9. 9.By selling a pressure cooker for ₹110, a shopkeeper makes a profit of 10%. What did the pressure cooker cost the shopkeeper (in ₹)?
10. 10.Change 20 m/s into km/h.
11. 11.In how many years will ₹14500 earn ₹7250 as simple interest at 10% per year?
12. 12.How many minutes does a car take to go 100 km at 48 km/h?
13. 13.Find the compound interest on ₹46875 at 8% per year for 3 years, added every year (in ₹).
14. 14.A bus runs at 21 km/h. How far does it go in 20 minutes (in km)?
15. 15.Nisha and Meera together finish a job in 2 days. Nisha alone takes 3 days. How many days would Meera take alone?
16. 16.What sum of money earns ₹5208 simple interest in 4 years at 7% per year (in ₹)?
17. 17.Kabir cycles to his school at 12 km/h and comes back by the same road at 60 km/h. What is his average speed for the whole trip (in km/h)?
18. 18.Kabir can finish a job in 7 days and Rahul in 21 days. Kabir works alone for 2 days and then stops. Rahul finishes the rest. How many days does Rahul take?
19. 19.Sneha can finish a job in 11 days and Aarav in 16 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
20. 20.Find the amount when ₹10625 is invested at 4% per year compound interest for 2 years (in ₹).
21. 21.A town has 1700 people. Its population grows by 30%. How many people live there now?
22. 22.Priya can finish a job in 18 days and Isha in 2 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
23. 23.Diya’s father is twice as old as Diya. The sum of their ages is 18 years. How old is Diya?
24. 24.Find the amount when ₹20475 is invested at 20% per year compound interest for 2 years (in ₹).
25. 25.A pair of shoes bought for ₹960 is sold at a profit of 15%. What is the selling price (in ₹)?
26. 26.Find the simple interest on ₹7900 at 4% per year for 1 year (in ₹).
27. 27.Change 40 m/s into km/h.
28. 28.After a 30% discount, a cricket bat costs ₹3178. What was its marked price (in ₹)?
29. 29.Meera is 10 years older than Kavya. In 5 years, the sum of their ages will be 38. How old is Kavya now?
30. 30.The price of a bicycle is ₹60. It goes up by 25%. What is the new price (in ₹)?
31. 31.Two discounts of 20% and 25%, one after the other, are the same as one discount of what percent? =
32. 32.Kabir cycles to his school at 54 km/h and comes back by the same road at 18 km/h. What is his average speed for the whole trip (in km/h)?
33. 33.In 1 years, Arjun will be twice as old as Arjun was 6 years ago. How old is Arjun now?
34. 34.Kabir cycles to his school at 66 km/h and comes back by the same road at 33 km/h. What is his average speed for the whole trip (in km/h)?
35. 35.The price of a bicycle is ₹2260. It goes up by 30%. What is the new price (in ₹)?
36. 36.How many minutes does a car take to go 38 km at 60 km/h?
37. 37.Aarav’s father is three times as old as Aarav. The sum of their ages is 60 years. How old is Aarav?
38. 38.Sneha can finish a job in 7 days and Ananya in 16 days. What fraction of the job do they finish if they work together for 3 days? =
39. 39.The average of 5 numbers is 35. When one more number is added, the average becomes 41. What number was added?
40. 40.A shop sells 840 cups of tea a month. Next month it sells 20% more. How many cups does it sell next month?

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