Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 266 · 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 ₹25360 is invested at 25% per year compound interest for 2 years (in ₹).
2. 2.Change 35 m/s into km/h.
3. 3.Change 25 m/s into km/h.
4. 4.A cricket bat marked at ₹2160 is sold for ₹1728. What is the discount percent?
5. 5.A watch marked at ₹3100 is sold for ₹2635. What is the discount percent?
6. 6.A shopkeeper buys a bicycle for ₹520 and sells it for ₹312. Find the loss percent.
7. 7.A car runs for 4 hours at 26 km/h and then for 2 hours at 68 km/h. What is its average speed for the whole journey (in km/h)?
8. 8.The average of 5 numbers is 59. When one more number is added, the average becomes 63. What number was added?
9. 9.By selling a pressure cooker for ₹2450, a shopkeeper makes a profit of 25%. What did the pressure cooker cost the shopkeeper (in ₹)?
10. 10.Aarav’s father is four times as old as Aarav. The sum of their ages is 60 years. How old is the father?
11. 11.Find the amount when ₹19100 is invested at 10% per year compound interest for 2 years (in ₹).
12. 12.Change 72 km/h into metres per second.
13. 13.Find the compound interest on ₹6250 at 8% per year for 2 years, added every year (in ₹).
14. 14.Farhan works twice as fast as Nisha. Together they finish a job in 3 days. How many days would Nisha take alone?
15. 15.Karan can finish a job in 10 days and Diya in 20 days. Karan works alone for 7 days and then stops. Diya finishes the rest. How many days does Diya take?
16. 16.By selling a pressure cooker for ₹1692, a shopkeeper makes a loss of 10%. What did the pressure cooker cost the shopkeeper (in ₹)?
17. 17.A shop sells an average of 43 kg of sugar a day for 4 days, and then 39 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
18. 18.Marks of 5 friends in a quiz: 33, 49, 49, 49, 45. What is their average mark?
19. 19.Find the simple interest on ₹1700 at 11% per year for 5 years (in ₹).
20. 20.A water tank holds 2840 litres. 50% of the water is used. How many litres are left?
21. 21.Change 108 km/h into metres per second.
22. 22.The average weight of 9 children is 29 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
23. 23.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)?
24. 24.A bicycle is marked at ₹3460. The shop gives a 25% discount. How much do you pay (in ₹)?
25. 25.Meera can finish a job in 20 days and Priya in 19 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
26. 26.Two discounts of 50% and 50%, one after the other, are the same as one discount of what percent? =
27. 27.Sneha’s father is five times as old as Sneha. The sum of their ages is 72 years. How old is Sneha?
28. 28.A shop sells an average of 42 kg of sugar a day for 4 days, and then 21 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
29. 29.Kabir cycles to his school at 20 km/h and comes back by the same road at 60 km/h. What is his average speed for the whole trip (in km/h)?
30. 30.2 years ago, Nisha’s mother was twice as old as Nisha. The mother is 14 years old now. How old is Nisha now?
31. 31.By selling a cricket bat for ₹625, a shopkeeper makes a profit of 25%. What did the cricket bat cost the shopkeeper (in ₹)?
32. 32.Find the amount when ₹39000 is invested at 20% per year compound interest for 3 years (in ₹).
33. 33.The simple interest on ₹3100 for 4 years is ₹496. What is the rate of interest (% per year)?
34. 34.Find the amount when ₹40000 is invested at 5% per year compound interest for 3 years (in ₹).
35. 35.Find the compound interest on ₹14800 at 5% per year for 2 years, added every year (in ₹).
36. 36.A table fan bought for ₹1340 is sold at a loss of 20%. What is the selling price (in ₹)?
37. 37.Change 10 m/s into km/h.
38. 38.A pressure cooker bought for ₹1440 is sold at a loss of 5%. What is the selling price (in ₹)?
39. 39.In how many years will ₹7900 earn ₹474 as simple interest at 6% per year?
40. 40.A bicycle bought for ₹180 is sold at a profit of 30%. What is the selling price (in ₹)?

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