Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 166 · 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.The price of a school bag changes from ₹2500 to ₹3750. By what percent did it go up?
2. 2.A water tank holds 4040 litres. 40% of the water is used. How many litres are left?
3. 3.A shop sells 3600 cups of tea a month. Next month it sells 40% more. How many cups does it sell next month?
4. 4.Diya puts ₹6900 in a bank at 13% simple interest per year. How much will she have after 1 year (in ₹)?
5. 5.What is the difference between the compound interest and the simple interest on ₹32400 at 25% per year for 2 years (in ₹)?
6. 6.Diya’s batting average after 9 innings is 22 runs. How many runs must Diya score in the next innings to raise the average to 25?
7. 7.The price of a bicycle is ₹2460. It goes up by 20%. What is the new price (in ₹)?
8. 8.Change 10 m/s into km/h.
9. 9.A study lamp marked at ₹1920 is sold for ₹1728. What is the discount percent?
10. 10.A bicycle marked at ₹3760 is sold for ₹1880. What is the discount percent?
11. 11.A school bag is marked at ₹2760. The shop gives a 20% discount. How much do you pay (in ₹)?
12. 12.Change 72 km/h into metres per second.
13. 13.Vivaan’s father is four times as old as Vivaan. The sum of their ages is 30 years. How old is the father?
14. 14.A price comes down by 20% and then comes down by 50% more. By what percent has it come down in all? =
15. 15.A car runs for 2 hours at 73 km/h and then for 3 hours at 63 km/h. What is its average speed for the whole journey (in km/h)?
16. 16.Find the amount when ₹8000 is invested at 5% per year compound interest for 3 years (in ₹).
17. 17.Change 25 m/s into km/h.
18. 18.Marks of 4 friends in a quiz: 58, 80, 68, 70. What is their average mark?
19. 19.What sum of money earns ₹762 simple interest in 2 years at 3% per year (in ₹)?
20. 20.A watch is marked at ₹3600. The shop gives a 20% discount. How much do you pay (in ₹)?
21. 21.The average weight of 12 children is 47 kg. One child, who weighs 69 kg, leaves the group. What is the new average weight (in kg)?
22. 22.What sum of money earns ₹7920 simple interest in 5 years at 9% per year (in ₹)?
23. 23.Marks of 5 friends in a quiz: 80, 70, 74, 84, 92. What is their average mark?
24. 24.Find the amount when ₹30700 is invested at 10% per year compound interest for 2 years (in ₹).
25. 25.A shop sells an average of 42 kg of sugar a day for 2 days, and then 62 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
26. 26.A town has 4420 people. Its population grows by 25%. How many people live there now?
27. 27.A table fan bought for ₹1080 is sold at a loss of 50%. What is the selling price (in ₹)?
28. 28.Diya can finish a job in 15 days and Zoya in 12 days. What fraction of the job do they finish if they work together for 3 days? =
29. 29.A price goes up by 10% and then goes up by 5% more. By what percent has it gone up in all? =
30. 30.By selling a table fan for ₹810, a shopkeeper makes a profit of 50%. What did the table fan cost the shopkeeper (in ₹)?
31. 31.A school bag bought for ₹1580 is sold at a profit of 10%. What is the selling price (in ₹)?
32. 32.A bus runs at 26 km/h. How far does it go in 90 minutes (in km)?
33. 33.Find the amount when ₹16000 is invested at 15% per year compound interest for 3 years (in ₹).
34. 34.A water tank holds 300 litres. 40% of the water is used. How many litres are left?
35. 35.A pressure cooker is marked at ₹340. The shop gives a 50% discount. How much do you pay (in ₹)?
36. 36.The price of a school bag changes from ₹3020 to ₹3926. By what percent did it go up?
37. 37.By selling a bicycle for ₹572, a shopkeeper makes a profit of 30%. What did the bicycle cost the shopkeeper (in ₹)?
38. 38.Diya and Isha together finish a job in 8 days. Diya alone takes 10 days. How many days would Isha take alone?
39. 39.Kavya is 2 years older than Farhan. In 5 years, the sum of their ages will be 66. How old is Farhan now?
40. 40.Meera is 4 years older than Priya. In 3 years, the sum of their ages will be 68. How old is Priya now?

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