Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 129 · 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.Pooja’s batting average after 10 innings is 23 runs. How many runs must Pooja score in the next innings to raise the average to 28?
2. 2.In 5 years, Nisha will be twice as old as Nisha was 2 years ago. How old is Nisha now?
3. 3.The price of a school bag changes from ₹4800 to ₹5040. By what percent did it go up?
4. 4.A watch bought for ₹960 is sold at a loss of 30%. What is the selling price (in ₹)?
5. 5.By selling a table fan for ₹1275, a shopkeeper makes a profit of 25%. What did the table fan cost the shopkeeper (in ₹)?
6. 6.Find the amount when ₹16000 is invested at 15% per year compound interest for 2 years (in ₹).
7. 7.Pooja can finish a job in 3 days and Ananya in 9 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
8. 8.A bus runs at 45 km/h. How far does it go in 20 minutes (in km)?
9. 9.What sum of money earns ₹235 simple interest in 1 year at 5% per year (in ₹)?
10. 10.Two discounts of 20% and 25%, one after the other, are the same as one discount of what percent? =
11. 11.By selling a watch for ₹378, a shopkeeper makes a profit of 5%. What did the watch cost the shopkeeper (in ₹)?
12. 12.Diya puts ₹3700 in a bank at 5% simple interest per year. How much will she have after 1 year (in ₹)?
13. 13.A bicycle is marked at ₹536. The shop takes 50% off, and then a further 25% off the new price. How much do you pay (in ₹)?
14. 14.Diya puts ₹7300 in a bank at 5% simple interest per year. How much will she have after 2 years (in ₹)?
15. 15.A water tank holds 4720 litres. 25% of the water is used. How many litres are left?
16. 16.Karan’s father is four times as old as Karan. The sum of their ages is 30 years. How old is the father?
17. 17.Two discounts of 25% and 50%, one after the other, are the same as one discount of what percent? =
18. 18.Change 5 m/s into km/h.
19. 19.A shopkeeper buys a cricket bat for ₹700 and sells it for ₹525. Find the loss percent.
20. 20.A water tank holds 2840 litres. 15% of the water is used. How many litres are left?
21. 21.Sneha and Saanvi together finish a job in 2 days. Sneha alone takes 3 days. How many days would Saanvi take alone?
22. 22.Find the simple interest on ₹11900 at 8% per year for 4 years (in ₹).
23. 23.The average weight of 12 children is 32 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
24. 24.Aditya can finish a job in 12 days and Manav in 7 days. What fraction of the job do they finish if they work together for 3 days? =
25. 25.A bus runs at 48 km/h. How far does it go in 10 minutes (in km)?
26. 26.A water tank holds 2300 litres. 20% of the water is used. How many litres are left?
27. 27.Nisha and Pooja together finish a job in 6 days. Nisha alone takes 15 days. How many days would Pooja take alone?
28. 28.A price goes up by 20% and then goes up by 5% more. By what percent has it gone up in all? =
29. 29.Kavya’s batting average after 10 innings is 24 runs. How many runs must Kavya score in the next innings to raise the average to 27?
30. 30.Find the amount when ₹14300 is invested at 10% per year compound interest for 2 years (in ₹).
31. 31.Priya can finish a job in 6 days and Dev in 7 days. What fraction of the job do they finish if they work together for 2 days? =
32. 32.Nisha’s batting average after 8 innings is 31 runs. How many runs must Nisha score in the next innings to raise the average to 34?
33. 33.By selling a watch for ₹612, a shopkeeper makes a loss of 40%. What did the watch cost the shopkeeper (in ₹)?
34. 34.7 years ago, Priya’s mother was three times as old as Priya. The mother is 37 years old now. How old is Priya now?
35. 35.The price of a school bag changes from ₹2560 to ₹2048. By what percent did it come down?
36. 36.Zoya’s batting average after 13 innings is 21 runs. How many runs must Zoya score in the next innings to raise the average to 23?
37. 37.The price of a school bag changes from ₹860 to ₹1204. By what percent did it go up?
38. 38.What is the difference between the compound interest and the simple interest on ₹6400 at 15% per year for 2 years (in ₹)?
39. 39.A car runs for 1 hour at 78 km/h and then for 1 hour at 20 km/h. What is its average speed for the whole journey (in km/h)?
40. 40.In 29 years, Vivaan will be twice as old as Vivaan was 2 years ago. How old is Vivaan now?

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