Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 119 · 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.Find the amount when ₹28224 is invested at 25% per year compound interest for 3 years (in ₹).
2. 2.A shopkeeper buys a bicycle for ₹1940 and sells it for ₹1455. Find the loss percent.
3. 3.By selling a table fan for ₹1587, a shopkeeper makes a profit of 15%. What did the table fan cost the shopkeeper (in ₹)?
4. 4.Find the amount when ₹7500 is invested at 10% per year compound interest for 2 years (in ₹).
5. 5.A watch is marked at ₹450. The shop takes 20% off, and then a further 50% off the new price. How much do you pay (in ₹)?
6. 6.The average of 9 numbers is 51. When one more number is added, the average becomes 52. What number was added?
7. 7.A school bag is marked at ₹536. The shop takes 50% off, and then a further 50% off the new price. How much do you pay (in ₹)?
8. 8.A shop sells an average of 63 kg of sugar a day for 5 days, and then 55 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
9. 9.A shop sells an average of 20 kg of sugar a day for 3 days, and then 35 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
10. 10.Find the amount when ₹46875 is invested at 8% per year compound interest for 3 years (in ₹).
11. 11.Find the amount when ₹16000 is invested at 5% per year compound interest for 3 years (in ₹).
12. 12.Change 108 km/h into metres per second.
13. 13.A bus runs at 56 km/h. How far does it go in 45 minutes (in km)?
14. 14.By selling a pair of shoes for ₹720, a shopkeeper makes a loss of 50%. What did the pair of shoes cost the shopkeeper (in ₹)?
15. 15.What is the difference between the compound interest and the simple interest on ₹14100 at 20% per year for 2 years (in ₹)?
16. 16.A pair of shoes bought for ₹1560 is sold at a profit of 5%. What is the selling price (in ₹)?
17. 17.Diya puts ₹13300 in a bank at 10% simple interest per year. How much will she have after 1 year (in ₹)?
18. 18.In 4 years, Diya will be twice as old as Diya was 3 years ago. How old is Diya now?
19. 19.Zoya can finish a job in 10 days and Manav in 15 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
20. 20.Pooja is 10 years older than Ishaan. In 5 years, the sum of their ages will be 36. How old is Ishaan now?
21. 21.A shopkeeper buys a school bag for ₹440 and sells it for ₹528. Find the profit percent.
22. 22.A bus runs at 87 km/h. How far does it go in 40 minutes (in km)?
23. 23.After a 10% discount, a bicycle costs ₹3888. What was its marked price (in ₹)?
24. 24.By selling a watch for ₹2037, a shopkeeper makes a profit of 5%. What did the watch cost the shopkeeper (in ₹)?
25. 25.Rahul and Rohan together finish a job in 12 days. Rahul alone takes 14 days. How many days would Rohan take alone?
26. 26.Change 36 km/h into metres per second.
27. 27.By selling a table fan for ₹1786, a shopkeeper makes a loss of 5%. What did the table fan cost the shopkeeper (in ₹)?
28. 28.After a 30% discount, a cricket bat costs ₹378. What was its marked price (in ₹)?
29. 29.After a 25% discount, a watch costs ₹1185. What was its marked price (in ₹)?
30. 30.A shop sells 160 cups of tea a month. Next month it sells 50% more. How many cups does it sell next month?
31. 31.Manav’s father is four times as old as Manav. The sum of their ages is 40 years. How old is the father?
32. 32.Two discounts of 20% and 20%, one after the other, are the same as one discount of what percent? =
33. 33.A town has 1020 people. Its population grows by 5%. How many people live there now?
34. 34.Find the simple interest on ₹10200 at 10% per year for 3 years (in ₹).
35. 35.The price of a school bag changes from ₹120 to ₹72. By what percent did it come down?
36. 36.Find the compound interest on ₹3456 at 25% per year for 3 years, added every year (in ₹).
37. 37.The price of a school bag changes from ₹4600 to ₹4830. By what percent did it go up?
38. 38.The average of 8 numbers is 34. When one more number is added, the average becomes 36. What number was added?
39. 39.Kabir and Dev together finish a job in 2 days. Kabir alone takes 3 days. How many days would Dev take alone?
40. 40.Find the amount when ₹21056 is invested at 25% per year compound interest for 3 years (in ₹).

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