Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 967 · 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 table fan is marked at ₹4380. The shop gives a 40% discount. How much do you pay (in ₹)?
2. 2.A price comes down by 15% and then comes down by 20% more. By what percent has it come down in all? =
3. 3.After a 15% discount, a study lamp costs ₹357. What was its marked price (in ₹)?
4. 4.Find the amount when ₹400 is invested at 5% per year compound interest for 2 years (in ₹).
5. 5.A school bag is marked at ₹2820. The shop gives a 25% discount. How much do you pay (in ₹)?
6. 6.Kavya can finish a job in 11 days and Vivaan in 18 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
7. 7.Priya can finish a job in 18 days and Rahul in 7 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
8. 8.Arjun and Kabir together finish a job in 3 days. Arjun alone takes 4 days. How many days would Kabir take alone?
9. 9.A shopkeeper buys a pressure cooker for ₹260 and sells it for ₹156. Find the loss percent.
10. 10.Find the compound interest on ₹3600 at 5% per year for 2 years, added every year (in ₹).
11. 11.Arjun’s batting average after 5 innings is 29 runs. How many runs must Arjun score in the next innings to raise the average to 31?
12. 12.Dev and Meera together finish a job in 4 days. Dev alone takes 6 days. How many days would Meera take alone?
13. 13.Find the amount when ₹40000 is invested at 15% per year compound interest for 3 years (in ₹).
14. 14.By selling a pressure cooker for ₹1540, a shopkeeper makes a profit of 10%. What did the pressure cooker cost the shopkeeper (in ₹)?
15. 15.Find the amount when ₹20000 is invested at 10% per year compound interest for 3 years (in ₹).
16. 16.What sum of money earns ₹13930 simple interest in 5 years at 14% per year (in ₹)?
17. 17.A shopkeeper buys a study lamp for ₹1200 and sells it for ₹1380. Find the profit percent.
18. 18.A shopkeeper buys a school bag for ₹1680 and sells it for ₹1176. Find the loss percent.
19. 19.Manav can finish a job in 15 days and Ananya in 5 days. Manav works alone for 9 days and then stops. Ananya finishes the rest. How many days does Ananya take?
20. 20.A shopkeeper buys a pressure cooker for ₹720 and sells it for ₹576. Find the loss percent.
21. 21.A school bag is marked at ₹520. The shop takes 25% off, and then a further 20% off the new price. How much do you pay (in ₹)?
22. 22.By selling a bicycle for ₹112, a shopkeeper makes a loss of 30%. What did the bicycle cost the shopkeeper (in ₹)?
23. 23.The average weight of 10 children is 44 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
24. 24.How many minutes does a car take to go 78 km at 30 km/h?
25. 25.Change 35 m/s into km/h.
26. 26.A price goes up by 50% and then goes up by 5% more. By what percent has it gone up in all? =
27. 27.The price of a bicycle is ₹4620. It goes up by 40%. What is the new price (in ₹)?
28. 28.Find the amount when ₹42000 is invested at 15% per year compound interest for 2 years (in ₹).
29. 29.By selling a pressure cooker for ₹444, a shopkeeper makes a loss of 40%. What did the pressure cooker cost the shopkeeper (in ₹)?
30. 30.A school bag is marked at ₹2640. The shop gives a 5% discount. How much do you pay (in ₹)?
31. 31.Change 25 m/s into km/h.
32. 32.Find the amount when ₹20500 is invested at 10% per year compound interest for 2 years (in ₹).
33. 33.The simple interest on ₹20000 for 2 years is ₹4400. What is the rate of interest (% per year)?
34. 34.What is the difference between the compound interest and the simple interest on ₹20200 at 20% per year for 2 years (in ₹)?
35. 35.Find the compound interest on ₹20800 at 15% per year for 2 years, added every year (in ₹).
36. 36.A shopkeeper buys a pair of shoes for ₹1040 and sells it for ₹988. Find the loss percent.
37. 37.Two discounts of 10% and 20%, one after the other, are the same as one discount of what percent? =
38. 38.A bicycle bought for ₹120 is sold at a loss of 30%. What is the selling price (in ₹)?
39. 39.A shopkeeper buys a pressure cooker for ₹380 and sells it for ₹190. Find the loss percent.
40. 40.Find the simple interest on ₹16900 at 10% per year for 4 years (in ₹).

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