Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 593 · 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.What is the difference between the compound interest and the simple interest on ₹42500 at 4% per year for 2 years (in ₹)?
2. 2.Find the compound interest on ₹46000 at 15% per year for 2 years, added every year (in ₹).
3. 3.A shopkeeper buys a bicycle for ₹340 and sells it for ₹391. Find the profit percent.
4. 4.A town has 3740 people. Its population grows by 25%. How many people live there now?
5. 5.Rahul can finish a job in 20 days and Kabir in 30 days. Rahul works alone for 10 days and then stops. Kabir finishes the rest. How many days does Kabir take?
6. 6.Find the simple interest on ₹9100 at 4% per year for 5 years (in ₹).
7. 7.A pressure cooker marked at ₹1220 is sold for ₹610. What is the discount percent?
8. 8.What is the difference between the compound interest and the simple interest on ₹4400 at 25% per year for 2 years (in ₹)?
9. 9.A shopkeeper buys a cricket bat for ₹1180 and sells it for ₹590. Find the loss percent.
10. 10.Find the simple interest on ₹7400 at 13% per year for 3 years (in ₹).
11. 11.The average weight of 5 children is 40 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
12. 12.A water tank holds 1940 litres. 20% of the water is used. How many litres are left?
13. 13.A price comes down by 5% and then comes down by 10% more. By what percent has it come down in all? =
14. 14.Vivaan’s batting average after 11 innings is 49 runs. How many runs must Vivaan score in the next innings to raise the average to 54?
15. 15.Find the amount when ₹8000 is invested at 15% per year compound interest for 3 years (in ₹).
16. 16.A pair of shoes bought for ₹1740 is sold at a profit of 50%. What is the selling price (in ₹)?
17. 17.The price of a bicycle is ₹2220. It goes up by 50%. What is the new price (in ₹)?
18. 18.The price of a bicycle is ₹2740. It goes up by 20%. What is the new price (in ₹)?
19. 19.Diya puts ₹13800 in a bank at 10% simple interest per year. How much will she have after 3 years (in ₹)?
20. 20.A car runs for 2 hours at 36 km/h and then for 1 hour at 21 km/h. What is its average speed for the whole journey (in km/h)?
21. 21.A price goes up by 15% and then goes up by 25% more. By what percent has it gone up in all? =
22. 22.Change 15 m/s into km/h.
23. 23.The price of a school bag changes from ₹1080 to ₹1350. By what percent did it go up?
24. 24.A pressure cooker bought for ₹820 is sold at a profit of 15%. What is the selling price (in ₹)?
25. 25.Find the compound interest on ₹31875 at 12% per year for 2 years, added every year (in ₹).
26. 26.A shop sells an average of 58 kg of sugar a day for 3 days, and then 78 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
27. 27.What is the difference between the compound interest and the simple interest on ₹23100 at 10% per year for 2 years (in ₹)?
28. 28.Manav can finish a job in 15 days and Rahul in 30 days. Manav works alone for 11 days and then stops. Rahul finishes the rest. How many days does Rahul take?
29. 29.A water tank holds 2820 litres. 25% of the water is used. How many litres are left?
30. 30.Kavya works three times as fast as Nisha. Together they finish a job in 12 days. How many days would Nisha take alone?
31. 31.A watch marked at ₹1160 is sold for ₹1044. What is the discount percent?
32. 32.Sneha works twice as fast as Meera. Together they finish a job in 7 days. How many days would Meera take alone?
33. 33.Find the amount when ₹22848 is invested at 25% per year compound interest for 3 years (in ₹).
34. 34.Marks of 5 friends in a quiz: 32, 43, 29, 28, 18. What is their average mark?
35. 35.Kabir cycles to his school at 24 km/h and comes back by the same road at 40 km/h. What is his average speed for the whole trip (in km/h)?
36. 36.A cricket bat is marked at ₹450. The shop takes 25% off, and then a further 20% off the new price. How much do you pay (in ₹)?
37. 37.Ananya works three times as fast as Pooja. Together they finish a job in 5 days. How many days would Pooja take alone?
38. 38.Kabir can finish a job in 16 days and Pooja in 24 days. Kabir works alone for 12 days and then stops. Pooja finishes the rest. How many days does Pooja take?
39. 39.A cricket bat bought for ₹340 is sold at a loss of 10%. What is the selling price (in ₹)?
40. 40.A car runs for 2 hours at 33 km/h and then for 4 hours at 36 km/h. What is its average speed for the whole journey (in km/h)?

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