Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 503 · 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 pair of shoes is marked at ₹1460. The shop gives a 10% discount. How much do you pay (in ₹)?
2. 2.A shopkeeper buys a table fan for ₹1780 and sells it for ₹890. Find the loss percent.
3. 3.The average weight of 9 children is 33 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
4. 4.The average of 6 numbers is 38. When one more number is added, the average becomes 44. What number was added?
5. 5.Find the amount when ₹20400 is invested at 15% per year compound interest for 2 years (in ₹).
6. 6.The price of a school bag changes from ₹2680 to ₹2144. By what percent did it come down?
7. 7.The average weight of 6 children is 39 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
8. 8.By selling a pair of shoes for ₹648, a shopkeeper makes a loss of 10%. What did the pair of shoes cost the shopkeeper (in ₹)?
9. 9.Find the amount when ₹31000 is invested at 10% per year compound interest for 2 years (in ₹).
10. 10.Aditya’s batting average after 13 innings is 38 runs. How many runs must Aditya score in the next innings to raise the average to 41?
11. 11.A water tank holds 760 litres. 50% of the water is used. How many litres are left?
12. 12.Vivaan and Meera together finish a job in 2 days. Vivaan alone takes 3 days. How many days would Meera take alone?
13. 13.Rohan’s father is three times as old as Rohan. The sum of their ages is 32 years. How old is the father?
14. 14.The average weight of 5 children is 32 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
15. 15.A price goes up by 20% and then goes up by 15% more. By what percent has it gone up in all? =
16. 16.The average of 7 numbers is 22. When one more number is added, the average becomes 24. What number was added?
17. 17.In 21 years, Meera will be twice as old as Meera was 5 years ago. How old is Meera now?
18. 18.How many minutes does a car take to go 124 km at 40 km/h?
19. 19.Marks of 6 friends in a quiz: 33, 59, 53, 39, 50, 30. What is their average mark?
20. 20.Find the compound interest on ₹15000 at 10% per year for 3 years, added every year (in ₹).
21. 21.Find the compound interest on ₹13200 at 15% per year for 2 years, added every year (in ₹).
22. 22.The average weight of 6 children is 45 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
23. 23.Change 15 m/s into km/h.
24. 24.In 21 years, Isha will be twice as old as Isha was 4 years ago. How old is Isha now?
25. 25.A shop sells an average of 32 kg of sugar a day for 6 days, and then 62 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
26. 26.By selling a table fan for ₹1170, a shopkeeper makes a profit of 50%. What did the table fan cost the shopkeeper (in ₹)?
27. 27.A shop sells 1680 cups of tea a month. Next month it sells 40% more. How many cups does it sell next month?
28. 28.Marks of 5 friends in a quiz: 29, 53, 26, 35, 47. What is their average mark?
29. 29.Find the amount when ₹40000 is invested at 8% per year compound interest for 2 years (in ₹).
30. 30.A shopkeeper buys a school bag for ₹1660 and sells it for ₹1494. Find the loss percent.
31. 31.The price of a school bag changes from ₹320 to ₹192. By what percent did it come down?
32. 32.By selling a watch for ₹576, a shopkeeper makes a loss of 40%. What did the watch cost the shopkeeper (in ₹)?
33. 33.Change 25 m/s into km/h.
34. 34.Kabir’s father is twice as old as Kabir. The sum of their ages is 21 years. How old is the father?
35. 35.A price comes down by 10% and then comes down by 15% more. By what percent has it come down in all? =
36. 36.By selling a pair of shoes for ₹1650, a shopkeeper makes a profit of 25%. What did the pair of shoes cost the shopkeeper (in ₹)?
37. 37.A school bag is marked at ₹700. The shop gives a 10% discount. How much do you pay (in ₹)?
38. 38.Vivaan can finish a job in 14 days and Aarav in 3 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
39. 39.A pressure cooker marked at ₹920 is sold for ₹828. What is the discount percent?
40. 40.What sum of money earns ₹189 simple interest in 1 year at 3% per year (in ₹)?

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