Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 472 · 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.After a 10% discount, a watch costs ₹828. What was its marked price (in ₹)?
2. 2.A pair of shoes bought for ₹100 is sold at a profit of 15%. What is the selling price (in ₹)?
3. 3.A shopkeeper buys a table fan for ₹1640 and sells it for ₹1558. Find the loss percent.
4. 4.Find the compound interest on ₹50000 at 10% per year for 3 years, added every year (in ₹).
5. 5.Ananya can finish a job in 18 days and Rohan in 17 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
6. 6.What sum of money earns ₹402 simple interest in 1 year at 6% per year (in ₹)?
7. 7.The average weight of 11 children is 34 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
8. 8.A shopkeeper buys a pair of shoes for ₹1220 and sells it for ₹1464. Find the profit percent.
9. 9.The simple interest on ₹5700 for 5 years is ₹855. What is the rate of interest (% per year)?
10. 10.A cricket bat marked at ₹900 is sold for ₹675. What is the discount percent?
11. 11.What is the difference between the compound interest and the simple interest on ₹11400 at 20% per year for 2 years (in ₹)?
12. 12.A car runs for 3 hours at 63 km/h and then for 3 hours at 33 km/h. What is its average speed for the whole journey (in km/h)?
13. 13.Find the amount when ₹31125 is invested at 20% per year compound interest for 3 years (in ₹).
14. 14.Two discounts of 50% and 50%, one after the other, are the same as one discount of what percent? =
15. 15.A shopkeeper buys a bicycle for ₹1040 and sells it for ₹1092. Find the profit percent.
16. 16.A price goes up by 50% and then goes up by 25% more. By what percent has it gone up in all? =
17. 17.A shop sells an average of 75 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)?
18. 18.A water tank holds 3940 litres. 5% of the water is used. How many litres are left?
19. 19.The price of a school bag changes from ₹160 to ₹184. By what percent did it go up?
20. 20.Marks of 6 friends in a quiz: 43, 61, 40, 37, 39, 74. What is their average mark?
21. 21.A pressure cooker bought for ₹1340 is sold at a loss of 50%. What is the selling price (in ₹)?
22. 22.A town has 1560 people. Its population grows by 10%. How many people live there now?
23. 23.Zoya can finish a job in 5 days and Meera in 15 days. Zoya works alone for 3 days and then stops. Meera finishes the rest. How many days does Meera take?
24. 24.In how many years will ₹14600 earn ₹876 as simple interest at 6% per year?
25. 25.Kavya is 2 years older than Arjun. In 8 years, the sum of their ages will be 46. How old is Arjun now?
26. 26.What is the difference between the compound interest and the simple interest on ₹40000 at 12% per year for 2 years (in ₹)?
27. 27.Rohan’s father is five times as old as Rohan. The sum of their ages is 48 years. How old is the father?
28. 28.5 years ago, Sneha’s mother was four times as old as Sneha. The mother is 29 years old now. How old is Sneha now?
29. 29.How many minutes does a car take to go 95 km at 75 km/h?
30. 30.Find the compound interest on ₹19100 at 10% per year for 2 years, added every year (in ₹).
31. 31.A school bag bought for ₹1780 is sold at a profit of 5%. What is the selling price (in ₹)?
32. 32.The price of a bicycle is ₹3880. It goes up by 10%. What is the new price (in ₹)?
33. 33.The average weight of 9 children is 32 kg. One child, who weighs 40 kg, leaves the group. What is the new average weight (in kg)?
34. 34.Change 40 m/s into km/h.
35. 35.A water tank holds 3640 litres. 10% of the water is used. How many litres are left?
36. 36.By selling a pair of shoes for ₹1215, a shopkeeper makes a loss of 25%. What did the pair of shoes cost the shopkeeper (in ₹)?
37. 37.A water tank holds 1440 litres. 40% of the water is used. How many litres are left?
38. 38.Pooja’s father is twice as old as Pooja. The sum of their ages is 42 years. How old is the father?
39. 39.Find the compound interest on ₹5625 at 4% per year for 2 years, added every year (in ₹).
40. 40.A pair of shoes bought for ₹300 is sold at a loss of 20%. What is the selling price (in ₹)?

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