Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 374 · 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 4 hours at 25 km/h and then for 1 hour at 40 km/h. What is its average speed for the whole journey (in km/h)?
2. 2.A cricket bat marked at ₹4760 is sold for ₹4522. What is the discount percent?
3. 3.Change 10 m/s into km/h.
4. 4.Sneha can finish a job in 4 days and Aditya in 28 days. Sneha works alone for 2 days and then stops. Aditya finishes the rest. How many days does Aditya take?
5. 5.Vivaan is 10 years older than Priya. In 6 years, the sum of their ages will be 54. How old is Priya now?
6. 6.What sum of money earns ₹417 simple interest in 1 year at 3% per year (in ₹)?
7. 7.A shopkeeper buys a bicycle for ₹360 and sells it for ₹468. Find the profit percent.
8. 8.Kavya and Rohan together finish a job in 6 days. Kavya alone takes 12 days. How many days would Rohan take alone?
9. 9.The simple interest on ₹1900 for 3 years is ₹855. What is the rate of interest (% per year)?
10. 10.Saanvi works three times as fast as Kabir. Together they finish a job in 10 days. How many days would Kabir take alone?
11. 11.In 27 years, Ishaan will be twice as old as Ishaan was 5 years ago. How old is Ishaan now?
12. 12.A town has 3320 people. Its population grows by 40%. How many people live there now?
13. 13.Two discounts of 20% and 20%, one after the other, are the same as one discount of what percent? =
14. 14.Arjun’s father is four times as old as Arjun. The sum of their ages is 25 years. How old is Arjun?
15. 15.A shop sells an average of 21 kg of sugar a day for 2 days, and then 77 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
16. 16.The price of a school bag changes from ₹580 to ₹348. By what percent did it come down?
17. 17.A shopkeeper buys a study lamp for ₹1360 and sells it for ₹1768. Find the profit percent.
18. 18.The price of a school bag changes from ₹980 to ₹1127. By what percent did it go up?
19. 19.A bicycle marked at ₹1520 is sold for ₹1444. What is the discount percent?
20. 20.Two discounts of 25% and 20%, one after the other, are the same as one discount of what percent? =
21. 21.What sum of money earns ₹2205 simple interest in 3 years at 5% per year (in ₹)?
22. 22.Find the simple interest on ₹8300 at 6% per year for 1 year (in ₹).
23. 23.A study lamp marked at ₹3580 is sold for ₹3222. What is the discount percent?
24. 24.The price of a school bag changes from ₹2360 to ₹2006. By what percent did it come down?
25. 25.9 years ago, Sneha’s mother was twice as old as Sneha. The mother is 27 years old now. How old is Sneha now?
26. 26.The price of a bicycle is ₹860. It goes up by 30%. What is the new price (in ₹)?
27. 27.Rohan and Priya together finish a job in 6 days. Rohan alone takes 15 days. How many days would Priya take alone?
28. 28.A price comes down by 25% and then comes down by 10% more. By what percent has it come down in all? =
29. 29.A cricket bat bought for ₹180 is sold at a loss of 15%. What is the selling price (in ₹)?
30. 30.Kabir cycles to his school at 45 km/h and comes back by the same road at 36 km/h. What is his average speed for the whole trip (in km/h)?
31. 31.Ishaan’s batting average after 10 innings is 23 runs. How many runs must Ishaan score in the next innings to raise the average to 25?
32. 32.Vivaan is 10 years older than Rahul. In 4 years, the sum of their ages will be 70. How old is Rahul now?
33. 33.A shop sells an average of 35 kg of sugar a day for 4 days, and then 65 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
34. 34.What is the difference between the compound interest and the simple interest on ₹47500 at 8% per year for 2 years (in ₹)?
35. 35.Find the compound interest on ₹3200 at 5% per year for 2 years, added every year (in ₹).
36. 36.Change 35 m/s into km/h.
37. 37.By selling a bicycle for ₹364, a shopkeeper makes a profit of 40%. What did the bicycle cost the shopkeeper (in ₹)?
38. 38.What sum of money earns ₹160 simple interest in 2 years at 2% per year (in ₹)?
39. 39.A price comes down by 25% and then comes down by 20% more. By what percent has it come down in all? =
40. 40.A bicycle marked at ₹2240 is sold for ₹1792. What is the discount percent?

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