Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 291 · 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 water tank holds 4900 litres. 25% of the water is used. How many litres are left?
2. 2.In 8 years, Diya will be twice as old as Diya was 2 years ago. How old is Diya now?
3. 3.The price of a school bag changes from ₹840 to ₹1260. By what percent did it go up?
4. 4.The average weight of 8 children is 29 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
5. 5.Change 90 km/h into metres per second.
6. 6.Two discounts of 50% and 20%, one after the other, are the same as one discount of what percent? =
7. 7.A shopkeeper buys a bicycle for ₹140 and sells it for ₹98. Find the loss percent.
8. 8.A water tank holds 3860 litres. 30% of the water is used. How many litres are left?
9. 9.Arjun is 4 years older than Ishaan. In 2 years, the sum of their ages will be 46. How old is Ishaan now?
10. 10.Diya is 10 years older than Aditya. In 7 years, the sum of their ages will be 42. How old is Aditya now?
11. 11.8 years ago, Rohan’s mother was three times as old as Rohan. The mother is 41 years old now. How old is Rohan now?
12. 12.A shop sells an average of 67 kg of sugar a day for 6 days, and then 31 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
13. 13.Two discounts of 20% and 20%, one after the other, are the same as one discount of what percent? =
14. 14.Two discounts of 25% and 25%, one after the other, are the same as one discount of what percent? =
15. 15.A watch bought for ₹560 is sold at a loss of 30%. What is the selling price (in ₹)?
16. 16.In how many years will ₹3000 earn ₹810 as simple interest at 9% per year?
17. 17.A study lamp is marked at ₹825. The shop takes 20% off, and then a further 20% off the new price. How much do you pay (in ₹)?
18. 18.A shopkeeper buys a cricket bat for ₹560 and sells it for ₹448. Find the loss percent.
19. 19.Change 35 m/s into km/h.
20. 20.Kabir’s father is four times as old as Kabir. The sum of their ages is 70 years. How old is Kabir?
21. 21.After a 15% discount, a cricket bat costs ₹2686. What was its marked price (in ₹)?
22. 22.Change 40 m/s into km/h.
23. 23.A shop sells 4360 cups of tea a month. Next month it sells 10% more. How many cups does it sell next month?
24. 24.By selling a pair of shoes for ₹1344, a shopkeeper makes a profit of 5%. What did the pair of shoes cost the shopkeeper (in ₹)?
25. 25.What sum of money earns ₹2750 simple interest in 5 years at 11% per year (in ₹)?
26. 26.A bus runs at 48 km/h. How far does it go in 15 minutes (in km)?
27. 27.A watch is marked at ₹4640. The shop gives a 20% discount. How much do you pay (in ₹)?
28. 28.A shopkeeper buys a bicycle for ₹1580 and sells it for ₹1659. Find the profit percent.
29. 29.The average of 6 numbers is 30. When one more number is added, the average becomes 31. What number was added?
30. 30.A bus runs at 24 km/h. How far does it go in 10 minutes (in km)?
31. 31.A shopkeeper buys a study lamp for ₹2000 and sells it for ₹1500. Find the loss percent.
32. 32.A bicycle is marked at ₹920. The shop gives a 10% discount. How much do you pay (in ₹)?
33. 33.The average of 8 numbers is 25. When one more number is added, the average becomes 29. What number was added?
34. 34.A town has 2260 people. Its population grows by 5%. How many people live there now?
35. 35.Find the amount when ₹1875 is invested at 4% per year compound interest for 2 years (in ₹).
36. 36.Farhan can finish a job in 19 days and Priya in 14 days. What fraction of the job do they finish if they work together for 1 day? =
37. 37.Rohan can finish a job in 7 days and Saanvi in 6 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
38. 38.Two discounts of 50% and 25%, one after the other, are the same as one discount of what percent? =
39. 39.Ishaan and Pooja together finish a job in 20 days. Ishaan alone takes 28 days. How many days would Pooja take alone?
40. 40.The price of a bicycle is ₹540. It goes up by 50%. What is the new price (in ₹)?

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