Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 444 · 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.Karan’s father is twice as old as Karan. The sum of their ages is 21 years. How old is Karan?
2. 2.A water tank holds 3180 litres. 50% of the water is used. How many litres are left?
3. 3.By selling a pair of shoes for ₹1974, a shopkeeper makes a profit of 5%. What did the pair of shoes cost the shopkeeper (in ₹)?
4. 4.The average of 8 numbers is 25. When one more number is added, the average becomes 29. What number was added?
5. 5.The price of a school bag changes from ₹1500 to ₹1275. By what percent did it come down?
6. 6.Nisha can finish a job in 6 days and Karan in 10 days. Nisha works alone for 3 days and then stops. Karan finishes the rest. How many days does Karan take?
7. 7.Diya puts ₹6800 in a bank at 11% simple interest per year. How much will she have after 1 year (in ₹)?
8. 8.A pair of shoes is marked at ₹4220. The shop gives a 50% discount. How much do you pay (in ₹)?
9. 9.Change 54 km/h into metres per second.
10. 10.A pressure cooker bought for ₹1440 is sold at a loss of 30%. What is the selling price (in ₹)?
11. 11.The average weight of 11 children is 34 kg. One child, who weighs 64 kg, leaves the group. What is the new average weight (in kg)?
12. 12.Find the amount when ₹16400 is invested at 5% per year compound interest for 2 years (in ₹).
13. 13.By selling a school bag for ₹520, a shopkeeper makes a profit of 30%. What did the school bag cost the shopkeeper (in ₹)?
14. 14.Zoya and Kavya together finish a job in 12 days. Zoya alone takes 18 days. How many days would Kavya take alone?
15. 15.Find the compound interest on ₹24960 at 25% per year for 2 years, added every year (in ₹).
16. 16.4 years ago, Vivaan’s mother was four times as old as Vivaan. The mother is 48 years old now. How old is Vivaan now?
17. 17.The price of a school bag changes from ₹640 to ₹608. By what percent did it come down?
18. 18.A shop sells 1640 cups of tea a month. Next month it sells 30% more. How many cups does it sell next month?
19. 19.A study lamp bought for ₹2000 is sold at a profit of 25%. What is the selling price (in ₹)?
20. 20.Rohan’s batting average after 6 innings is 22 runs. How many runs must Rohan score in the next innings to raise the average to 27?
21. 21.What is the difference between the compound interest and the simple interest on ₹42500 at 8% per year for 2 years (in ₹)?
22. 22.Ananya can finish a job in 7 days and Arjun in 12 days. What fraction of the job do they finish if they work together for 3 days? =
23. 23.Ananya and Rahul together finish a job in 8 days. Ananya alone takes 24 days. How many days would Rahul take alone?
24. 24.After a 25% discount, a cricket bat costs ₹1005. What was its marked price (in ₹)?
25. 25.A water tank holds 1860 litres. 10% of the water is used. How many litres are left?
26. 26.A school bag is marked at ₹736. The shop takes 25% off, and then a further 25% off the new price. How much do you pay (in ₹)?
27. 27.Pooja works three times as fast as Rahul. Together they finish a job in 3 days. How many days would Rahul take alone?
28. 28.A shop sells 1340 cups of tea a month. Next month it sells 10% more. How many cups does it sell next month?
29. 29.A bicycle marked at ₹2480 is sold for ₹2356. What is the discount percent?
30. 30.Manav can finish a job in 7 days and Pooja in 12 days. What fraction of the job do they finish if they work together for 1 day? =
31. 31.By selling a pair of shoes for ₹741, a shopkeeper makes a loss of 5%. What did the pair of shoes cost the shopkeeper (in ₹)?
32. 32.The price of a school bag changes from ₹3200 to ₹1920. By what percent did it come down?
33. 33.A car runs for 1 hour at 64 km/h and then for 4 hours at 39 km/h. What is its average speed for the whole journey (in km/h)?
34. 34.A price goes up by 15% and then goes up by 10% more. By what percent has it gone up in all? =
35. 35.The price of a school bag changes from ₹3640 to ₹2548. By what percent did it come down?
36. 36.The price of a school bag changes from ₹2080 to ₹2912. By what percent did it go up?
37. 37.A price goes up by 20% and then goes up by 15% more. By what percent has it gone up in all? =
38. 38.A shop sells 4940 cups of tea a month. Next month it sells 25% more. How many cups does it sell next month?
39. 39.A price goes up by 40% and then goes up by 30% more. By what percent has it gone up in all? =
40. 40.Nisha’s batting average after 8 innings is 40 runs. How many runs must Nisha score in the next innings to raise the average to 44?

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