Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 218 · 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.How many minutes does a car take to go 112 km at 32 km/h?
2. 2.After a 5% discount, a cricket bat costs ₹988. What was its marked price (in ₹)?
3. 3.What is the difference between the compound interest and the simple interest on ₹15200 at 15% per year for 2 years (in ₹)?
4. 4.A watch is marked at ₹3960. The shop gives a 5% discount. How much do you pay (in ₹)?
5. 5.A shopkeeper buys a cricket bat for ₹1800 and sells it for ₹2250. Find the profit percent.
6. 6.The average of 9 numbers is 28. When one more number is added, the average becomes 33. What number was added?
7. 7.A price comes down by 20% and then comes down by 10% more. By what percent has it come down in all? =
8. 8.The price of a school bag changes from ₹3700 to ₹4440. By what percent did it go up?
9. 9.Karan and Kabir together finish a job in 5 days. Karan alone takes 6 days. How many days would Kabir take alone?
10. 10.Diya puts ₹14500 in a bank at 2% simple interest per year. How much will she have after 1 year (in ₹)?
11. 11.The price of a bicycle is ₹2880. It goes up by 30%. What is the new price (in ₹)?
12. 12.Two discounts of 20% and 25%, one after the other, are the same as one discount of what percent? =
13. 13.Ananya can finish a job in 15 days and Isha in 17 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
14. 14.What is the difference between the compound interest and the simple interest on ₹32300 at 10% per year for 2 years (in ₹)?
15. 15.Kavya’s father is twice as old as Kavya. The sum of their ages is 42 years. How old is the father?
16. 16.The price of a school bag changes from ₹3380 to ₹1690. By what percent did it come down?
17. 17.A bicycle bought for ₹680 is sold at a loss of 10%. What is the selling price (in ₹)?
18. 18.Find the simple interest on ₹4600 at 9% per year for 1 year (in ₹).
19. 19.Farhan and Arjun together finish a job in 12 days. Farhan alone takes 14 days. How many days would Arjun take alone?
20. 20.Karan is 5 years older than Ananya. In 9 years, the sum of their ages will be 59. How old is Ananya now?
21. 21.Find the amount when ₹1875 is invested at 4% per year compound interest for 2 years (in ₹).
22. 22.Kabir cycles to his school at 30 km/h and comes back by the same road at 45 km/h. What is his average speed for the whole trip (in km/h)?
23. 23.In 19 years, Saanvi will be twice as old as Saanvi was 6 years ago. How old is Saanvi now?
24. 24.A study lamp is marked at ₹4380. The shop gives a 10% discount. How much do you pay (in ₹)?
25. 25.Rahul can finish a job in 16 days and Zoya in 20 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
26. 26.Find the compound interest on ₹31250 at 8% per year for 3 years, added every year (in ₹).
27. 27.Aarav and Rohan together finish a job in 2 days. Aarav alone takes 3 days. How many days would Rohan take alone?
28. 28.A price goes up by 10% and then goes up by 5% more. By what percent has it gone up in all? =
29. 29.Marks of 6 friends in a quiz: 52, 64, 61, 42, 38, 37. What is their average mark?
30. 30.A town has 260 people. Its population grows by 40%. How many people live there now?
31. 31.The average of 7 numbers is 35. When one more number is added, the average becomes 36. What number was added?
32. 32.Farhan can finish a job in 12 days and Nisha in 22 days. Farhan works alone for 6 days and then stops. Nisha finishes the rest. How many days does Nisha take?
33. 33.By selling a bicycle for ₹943, a shopkeeper makes a profit of 15%. What did the bicycle cost the shopkeeper (in ₹)?
34. 34.8 years ago, Rahul’s mother was twice as old as Rahul. The mother is 30 years old now. How old is Rahul now?
35. 35.By selling a bicycle for ₹969, a shopkeeper makes a loss of 5%. What did the bicycle cost the shopkeeper (in ₹)?
36. 36.A pair of shoes marked at ₹740 is sold for ₹555. What is the discount percent?
37. 37.What is the difference between the compound interest and the simple interest on ₹10400 at 15% per year for 2 years (in ₹)?
38. 38.What is the difference between the compound interest and the simple interest on ₹27500 at 8% per year for 2 years (in ₹)?
39. 39.What is the difference between the compound interest and the simple interest on ₹27500 at 12% per year for 2 years (in ₹)?
40. 40.Change 30 m/s into km/h.

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