Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 475 · 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.In 4 years, Dev will be twice as old as Dev was 5 years ago. How old is Dev now?
2. 2.Change 18 km/h into metres per second.
3. 3.A car runs for 2 hours at 38 km/h and then for 2 hours at 62 km/h. What is its average speed for the whole journey (in km/h)?
4. 4.In how many years will ₹1700 earn ₹204 as simple interest at 12% per year?
5. 5.Isha can finish a job in 12 days and Tara in 19 days. What fraction of the job do they finish if they work together for 3 days? =
6. 6.Farhan works twice as fast as Meera. Together they finish a job in 4 days. How many days would Meera take alone?
7. 7.Diya can finish a job in 5 days and Pooja in 10 days. Diya works alone for 4 days and then stops. Pooja finishes the rest. How many days does Pooja take?
8. 8.A cricket bat marked at ₹260 is sold for ₹221. What is the discount percent?
9. 9.A shop sells 4720 cups of tea a month. Next month it sells 10% more. How many cups does it sell next month?
10. 10.The average of 5 numbers is 48. When one more number is added, the average becomes 51. What number was added?
11. 11.Find the simple interest on ₹900 at 14% per year for 3 years (in ₹).
12. 12.A bus runs at 76 km/h. How far does it go in 30 minutes (in km)?
13. 13.After a 50% discount, a table fan costs ₹2420. What was its marked price (in ₹)?
14. 14.A price comes down by 10% and then comes down by 20% more. By what percent has it come down in all? =
15. 15.A shopkeeper buys a bicycle for ₹820 and sells it for ₹738. Find the loss percent.
16. 16.A car runs for 2 hours at 75 km/h and then for 4 hours at 69 km/h. What is its average speed for the whole journey (in km/h)?
17. 17.The price of a bicycle is ₹4460. It goes up by 15%. What is the new price (in ₹)?
18. 18.In how many years will ₹10300 earn ₹2060 as simple interest at 4% per year?
19. 19.A shop sells an average of 47 kg of sugar a day for 4 days, and then 49 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
20. 20.6 years ago, Kabir’s mother was twice as old as Kabir. The mother is 16 years old now. How old is Kabir now?
21. 21.Rohan’s batting average after 10 innings is 26 runs. How many runs must Rohan score in the next innings to raise the average to 27?
22. 22.In 17 years, Zoya will be twice as old as Zoya was 4 years ago. How old is Zoya now?
23. 23.Manav’s father is three times as old as Manav. The sum of their ages is 52 years. How old is Manav?
24. 24.Find the simple interest on ₹2100 at 4% per year for 4 years (in ₹).
25. 25.What is the difference between the compound interest and the simple interest on ₹40400 at 15% per year for 2 years (in ₹)?
26. 26.3 years ago, Arjun’s mother was three times as old as Arjun. The mother is 15 years old now. How old is Arjun now?
27. 27.A shopkeeper buys a watch for ₹1040 and sells it for ₹1196. Find the profit percent.
28. 28.A bicycle bought for ₹620 is sold at a loss of 5%. What is the selling price (in ₹)?
29. 29.Priya’s batting average after 11 innings is 37 runs. How many runs must Priya score in the next innings to raise the average to 40?
30. 30.By selling a cricket bat for ₹1254, a shopkeeper makes a profit of 10%. What did the cricket bat cost the shopkeeper (in ₹)?
31. 31.A shopkeeper buys a study lamp for ₹1780 and sells it for ₹1958. Find the profit percent.
32. 32.By selling a pair of shoes for ₹1155, a shopkeeper makes a loss of 25%. What did the pair of shoes cost the shopkeeper (in ₹)?
33. 33.Ananya’s batting average after 10 innings is 30 runs. How many runs must Ananya score in the next innings to raise the average to 31?
34. 34.After a 5% discount, a pressure cooker costs ₹4123. What was its marked price (in ₹)?
35. 35.Nisha and Arjun together finish a job in 4 days. Nisha alone takes 6 days. How many days would Arjun take alone?
36. 36.After a 50% discount, a table fan costs ₹2450. What was its marked price (in ₹)?
37. 37.The average of 4 numbers is 36. When one more number is added, the average becomes 39. What number was added?
38. 38.What is the difference between the compound interest and the simple interest on ₹33200 at 25% per year for 2 years (in ₹)?
39. 39.Arjun is 5 years older than Kabir. In 7 years, the sum of their ages will be 59. How old is Kabir now?
40. 40.Marks of 6 friends in a quiz: 18, 21, 31, 23, 28, 23. What is their average mark?

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