Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 220 · 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 shop sells 920 cups of tea a month. Next month it sells 10% more. How many cups does it sell next month?
2. 2.Kabir cycles to his school at 42 km/h and comes back by the same road at 14 km/h. What is his average speed for the whole trip (in km/h)?
3. 3.Manav is 2 years older than Farhan. In 3 years, the sum of their ages will be 30. How old is Farhan now?
4. 4.A water tank holds 4220 litres. 50% of the water is used. How many litres are left?
5. 5.Diya’s batting average after 14 innings is 26 runs. How many runs must Diya score in the next innings to raise the average to 27?
6. 6.A study lamp is marked at ₹720. The shop takes 50% off, and then a further 10% off the new price. How much do you pay (in ₹)?
7. 7.A table fan bought for ₹780 is sold at a loss of 30%. What is the selling price (in ₹)?
8. 8.A price goes up by 30% and then goes up by 30% more. By what percent has it gone up in all? =
9. 9.Farhan can finish a job in 2 days and Saanvi in 17 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
10. 10.Diya puts ₹15600 in a bank at 3% simple interest per year. How much will she have after 3 years (in ₹)?
11. 11.What is the difference between the compound interest and the simple interest on ₹6400 at 20% per year for 2 years (in ₹)?
12. 12.The average weight of 11 children is 27 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
13. 13.A shop sells an average of 49 kg of sugar a day for 2 days, and then 61 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
14. 14.Find the amount when ₹8000 is invested at 15% per year compound interest for 3 years (in ₹).
15. 15.Kabir and Rahul together finish a job in 6 days. Kabir alone takes 24 days. How many days would Rahul take alone?
16. 16.The average weight of 9 children is 28 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
17. 17.A shop sells an average of 78 kg of sugar a day for 5 days, and then 34 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
18. 18.By selling a cricket bat for ₹546, a shopkeeper makes a loss of 30%. What did the cricket bat cost the shopkeeper (in ₹)?
19. 19.Two discounts of 25% and 25%, one after the other, are the same as one discount of what percent? =
20. 20.A shop sells 1020 cups of tea a month. Next month it sells 40% more. How many cups does it sell next month?
21. 21.By selling a watch for ₹660, a shopkeeper makes a loss of 50%. What did the watch cost the shopkeeper (in ₹)?
22. 22.Marks of 5 friends in a quiz: 6, 30, 7, 26, 36. What is their average mark?
23. 23.Find the simple interest on ₹19800 at 3% per year for 3 years (in ₹).
24. 24.Ishaan and Rahul together finish a job in 6 days. Ishaan alone takes 7 days. How many days would Rahul take alone?
25. 25.The average of 5 numbers is 21. When one more number is added, the average becomes 27. What number was added?
26. 26.Find the simple interest on ₹19000 at 15% per year for 5 years (in ₹).
27. 27.A pressure cooker bought for ₹1640 is sold at a loss of 20%. What is the selling price (in ₹)?
28. 28.Ananya works three times as fast as Kabir. Together they finish a job in 7 days. How many days would Kabir take alone?
29. 29.A school bag bought for ₹1740 is sold at a profit of 40%. What is the selling price (in ₹)?
30. 30.In how many years will ₹13300 earn ₹266 as simple interest at 2% per year?
31. 31.What is the difference between the compound interest and the simple interest on ₹22500 at 4% per year for 2 years (in ₹)?
32. 32.What is the difference between the compound interest and the simple interest on ₹36400 at 20% per year for 2 years (in ₹)?
33. 33.A shop sells 4480 cups of tea a month. Next month it sells 20% more. How many cups does it sell next month?
34. 34.After a 50% discount, a watch costs ₹910. What was its marked price (in ₹)?
35. 35.Find the simple interest on ₹2500 at 3% per year for 1 year (in ₹).
36. 36.Diya puts ₹15100 in a bank at 12% simple interest per year. How much will she have after 4 years (in ₹)?
37. 37.A bus runs at 76 km/h. How far does it go in 15 minutes (in km)?
38. 38.In how many years will ₹18100 earn ₹6335 as simple interest at 7% per year?
39. 39.A price comes down by 10% and then comes down by 5% more. By what percent has it come down in all? =
40. 40.What is the difference between the compound interest and the simple interest on ₹46000 at 5% per year for 2 years (in ₹)?

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