Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 23 · 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 watch bought for ₹1100 is sold at a profit of 50%. What is the selling price (in ₹)?
2. 2.A shopkeeper buys a cricket bat for ₹1560 and sells it for ₹1092. Find the loss percent.
3. 3.Change 72 km/h into metres per second.
4. 4.Find the simple interest on ₹16900 at 6% per year for 2 years (in ₹).
5. 5.By selling a pair of shoes for ₹627, a shopkeeper makes a loss of 5%. What did the pair of shoes cost the shopkeeper (in ₹)?
6. 6.The simple interest on ₹17900 for 2 years is ₹3222. What is the rate of interest (% per year)?
7. 7.A bus runs at 56 km/h. How far does it go in 15 minutes (in km)?
8. 8.Change 36 km/h into metres per second.
9. 9.In how many years will ₹6200 earn ₹620 as simple interest at 5% per year?
10. 10.By selling a school bag for ₹252, a shopkeeper makes a loss of 10%. What did the school bag cost the shopkeeper (in ₹)?
11. 11.Pooja’s batting average after 8 innings is 50 runs. How many runs must Pooja score in the next innings to raise the average to 53?
12. 12.By selling a watch for ₹868, a shopkeeper makes a loss of 30%. What did the watch cost the shopkeeper (in ₹)?
13. 13.6 years ago, Arjun’s mother was twice as old as Arjun. The mother is 14 years old now. How old is Arjun now?
14. 14.The price of a school bag changes from ₹4280 to ₹4494. By what percent did it go up?
15. 15.The average weight of 11 children is 43 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
16. 16.A car runs for 3 hours at 37 km/h and then for 3 hours at 59 km/h. What is its average speed for the whole journey (in km/h)?
17. 17.What sum of money earns ₹2352 simple interest in 4 years at 12% per year (in ₹)?
18. 18.A watch is marked at ₹1325. The shop takes 20% off, and then a further 10% off the new price. How much do you pay (in ₹)?
19. 19.A school bag is marked at ₹1400. The shop gives a 40% discount. How much do you pay (in ₹)?
20. 20.Sneha can finish a job in 6 days and Tara in 7 days. What fraction of the job do they finish if they work together for 2 days? =
21. 21.A bus runs at 84 km/h. How far does it go in 15 minutes (in km)?
22. 22.Marks of 4 friends in a quiz: 66, 62, 54, 78. What is their average mark?
23. 23.A study lamp marked at ₹3420 is sold for ₹2907. What is the discount percent?
24. 24.Rahul can finish a job in 18 days and Ananya in 20 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
25. 25.A price comes down by 50% and then comes down by 5% more. By what percent has it come down in all? =
26. 26.The average of 9 numbers is 45. When one more number is added, the average becomes 46. What number was added?
27. 27.A study lamp is marked at ₹1920. The shop takes 25% off, and then a further 10% off the new price. How much do you pay (in ₹)?
28. 28.Find the compound interest on ₹48000 at 5% per year for 3 years, added every year (in ₹).
29. 29.By selling a table fan for ₹1168, a shopkeeper makes a loss of 20%. What did the table fan cost the shopkeeper (in ₹)?
30. 30.A car runs for 4 hours at 39 km/h and then for 1 hour at 64 km/h. What is its average speed for the whole journey (in km/h)?
31. 31.A shop sells an average of 66 kg of sugar a day for 6 days, and then 51 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
32. 32.Change 10 m/s into km/h.
33. 33.A watch is marked at ₹832. The shop takes 25% off, and then a further 25% off the new price. How much do you pay (in ₹)?
34. 34.Diya can finish a job in 20 days and Saanvi in 13 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
35. 35.A shop sells 560 cups of tea a month. Next month it sells 50% more. How many cups does it sell next month?
36. 36.The average of 4 numbers is 30. When one more number is added, the average becomes 31. What number was added?
37. 37.Farhan is 10 years older than Zoya. In 8 years, the sum of their ages will be 44. How old is Zoya now?
38. 38.Change 40 m/s into km/h.
39. 39.Kabir cycles to his school at 80 km/h and comes back by the same road at 48 km/h. What is his average speed for the whole trip (in km/h)?
40. 40.The average of 8 numbers is 60. When one more number is added, the average becomes 62. What number was added?

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