Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 667 · 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.Karan can finish a job in 30 days and Vivaan in 12 days. Karan works alone for 25 days and then stops. Vivaan finishes the rest. How many days does Vivaan take?
2. 2.Ananya is 6 years older than Aditya. In 3 years, the sum of their ages will be 70. How old is Aditya now?
3. 3.After a 5% discount, a bicycle costs ₹494. What was its marked price (in ₹)?
4. 4.Meera is 10 years older than Diya. In 10 years, the sum of their ages will be 54. How old is Diya now?
5. 5.By selling a pressure cooker for ₹1455, a shopkeeper makes a loss of 25%. What did the pressure cooker cost the shopkeeper (in ₹)?
6. 6.The average of 5 numbers is 47. When one more number is added, the average becomes 48. What number was added?
7. 7.A water tank holds 1400 litres. 15% of the water is used. How many litres are left?
8. 8.Change 36 km/h into metres per second.
9. 9.Find the amount when ₹12000 is invested at 15% per year compound interest for 2 years (in ₹).
10. 10.The average of 7 numbers is 57. When one more number is added, the average becomes 63. What number was added?
11. 11.Find the simple interest on ₹19200 at 11% per year for 5 years (in ₹).
12. 12.A shopkeeper buys a pair of shoes for ₹1900 and sells it for ₹1710. Find the loss percent.
13. 13.Kabir and Nisha together finish a job in 6 days. Kabir alone takes 8 days. How many days would Nisha take alone?
14. 14.By selling a watch for ₹238, a shopkeeper makes a loss of 30%. What did the watch cost the shopkeeper (in ₹)?
15. 15.After a 30% discount, a bicycle costs ₹1274. What was its marked price (in ₹)?
16. 16.A shopkeeper buys a watch for ₹820 and sells it for ₹902. Find the profit percent.
17. 17.A shopkeeper buys a school bag for ₹1440 and sells it for ₹1872. Find the profit percent.
18. 18.A shop sells an average of 55 kg of sugar a day for 4 days, and then 51 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
19. 19.The price of a bicycle is ₹720. It goes up by 30%. What is the new price (in ₹)?
20. 20.A price comes down by 30% and then comes down by 30% more. By what percent has it come down in all? =
21. 21.5 years ago, Diya’s mother was four times as old as Diya. The mother is 53 years old now. How old is Diya now?
22. 22.The simple interest on ₹3500 for 4 years is ₹980. What is the rate of interest (% per year)?
23. 23.In 17 years, Tara will be twice as old as Tara was 2 years ago. How old is Tara now?
24. 24.A price goes up by 25% and then goes up by 20% more. By what percent has it gone up in all? =
25. 25.Find the simple interest on ₹10400 at 8% per year for 5 years (in ₹).
26. 26.In 3 years, Farhan will be three times as old as Farhan was 5 years ago. How old is Farhan now?
27. 27.A shopkeeper buys a watch for ₹560 and sells it for ₹672. Find the profit percent.
28. 28.Find the amount when ₹31250 is invested at 12% per year compound interest for 3 years (in ₹).
29. 29.A watch is marked at ₹2840. The shop gives a 50% discount. How much do you pay (in ₹)?
30. 30.In 25 years, Ananya will be twice as old as Ananya was 2 years ago. How old is Ananya now?
31. 31.A watch marked at ₹700 is sold for ₹420. What is the discount percent?
32. 32.Change 40 m/s into km/h.
33. 33.The simple interest on ₹16600 for 3 years is ₹6972. What is the rate of interest (% per year)?
34. 34.A car runs for 1 hour at 35 km/h and then for 3 hours at 71 km/h. What is its average speed for the whole journey (in km/h)?
35. 35.By selling a cricket bat for ₹323, a shopkeeper makes a loss of 5%. What did the cricket bat cost the shopkeeper (in ₹)?
36. 36.Meera’s father is four times as old as Meera. The sum of their ages is 55 years. How old is Meera?
37. 37.A shopkeeper buys a school bag for ₹1760 and sells it for ₹1056. Find the loss percent.
38. 38.Marks of 4 friends in a quiz: 28, 24, 40, 36. What is their average mark?
39. 39.Find the simple interest on ₹6200 at 5% per year for 1 year (in ₹).
40. 40.A water tank holds 2360 litres. 50% of the water is used. How many litres are left?

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