Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 184 · 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 water tank holds 1400 litres. 30% of the water is used. How many litres are left?
2. 2.What sum of money earns ₹999 simple interest in 3 years at 9% per year (in ₹)?
3. 3.What is the difference between the compound interest and the simple interest on ₹8800 at 5% per year for 2 years (in ₹)?
4. 4.A bus runs at 72 km/h. How far does it go in 30 minutes (in km)?
5. 5.Rahul and Sneha together finish a job in 2 days. Rahul alone takes 3 days. How many days would Sneha take alone?
6. 6.What is the difference between the compound interest and the simple interest on ₹23000 at 20% per year for 2 years (in ₹)?
7. 7.A bicycle marked at ₹4020 is sold for ₹3618. What is the discount percent?
8. 8.A price goes up by 30% and then comes down by 15%. By what percent has it gone up in all? =
9. 9.A shop sells an average of 29 kg of sugar a day for 5 days, and then 62 kg a day for the next 6 days. What is the average sale per day for all 11 days (in kg)?
10. 10.A bus runs at 60 km/h. How far does it go in 40 minutes (in km)?
11. 11.How many minutes does a car take to go 48 km at 36 km/h?
12. 12.A study lamp is marked at ₹280. The shop gives a 10% discount. How much do you pay (in ₹)?
13. 13.A bicycle bought for ₹1780 is sold at a loss of 5%. What is the selling price (in ₹)?
14. 14.By selling a bicycle for ₹312, a shopkeeper makes a loss of 40%. What did the bicycle cost the shopkeeper (in ₹)?
15. 15.By selling a study lamp for ₹1826, a shopkeeper makes a profit of 10%. What did the study lamp cost the shopkeeper (in ₹)?
16. 16.Marks of 4 friends in a quiz: 76, 68, 69, 31. What is their average mark?
17. 17.The price of a school bag changes from ₹4380 to ₹6132. By what percent did it go up?
18. 18.A bicycle is marked at ₹800. The shop takes 25% off, and then a further 25% off the new price. How much do you pay (in ₹)?
19. 19.Find the amount when ₹6200 is invested at 10% per year compound interest for 2 years (in ₹).
20. 20.The price of a school bag changes from ₹4280 to ₹3424. By what percent did it come down?
21. 21.Marks of 4 friends in a quiz: 38, 17, 32, 41. What is their average mark?
22. 22.A price comes down by 15% and then comes down by 5% more. By what percent has it come down in all? =
23. 23.A pressure cooker bought for ₹540 is sold at a loss of 30%. What is the selling price (in ₹)?
24. 24.By selling a watch for ₹125, a shopkeeper makes a profit of 25%. What did the watch cost the shopkeeper (in ₹)?
25. 25.A shop sells an average of 22 kg of sugar a day for 3 days, and then 31 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
26. 26.Pooja can finish a job in 17 days and Nisha in 8 days. What fraction of the job do they finish if they work together for 3 days? =
27. 27.A pair of shoes marked at ₹2040 is sold for ₹1428. What is the discount percent?
28. 28.A school bag is marked at ₹3420. The shop gives a 25% discount. How much do you pay (in ₹)?
29. 29.A study lamp bought for ₹380 is sold at a loss of 10%. What is the selling price (in ₹)?
30. 30.The price of a school bag changes from ₹200 to ₹220. By what percent did it go up?
31. 31.A price goes up by 20% and then comes down by 5%. By what percent has it gone up in all? =
32. 32.A shop sells 480 cups of tea a month. Next month it sells 10% more. How many cups does it sell next month?
33. 33.A shopkeeper buys a pair of shoes for ₹1440 and sells it for ₹1008. Find the loss percent.
34. 34.The price of a school bag changes from ₹2400 to ₹1920. By what percent did it come down?
35. 35.A car runs for 1 hour at 71 km/h and then for 1 hour at 57 km/h. What is its average speed for the whole journey (in km/h)?
36. 36.The simple interest on ₹13200 for 3 years is ₹1980. What is the rate of interest (% per year)?
37. 37.A shopkeeper buys a cricket bat for ₹1340 and sells it for ₹2010. Find the profit percent.
38. 38.3 years ago, Diya’s mother was twice as old as Diya. The mother is 17 years old now. How old is Diya now?
39. 39.Rahul’s father is four times as old as Rahul. The sum of their ages is 60 years. How old is Rahul?
40. 40.The average weight of 7 children is 41 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?

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