Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 704 · 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.Sneha and Karan together finish a job in 18 days. Sneha alone takes 24 days. How many days would Karan take alone?
2. 2.Change 108 km/h into metres per second.
3. 3.Find the amount when ₹16000 is invested at 5% per year compound interest for 3 years (in ₹).
4. 4.In 7 years, Aditya will be twice as old as Aditya was 6 years ago. How old is Aditya now?
5. 5.Marks of 4 friends in a quiz: 77, 76, 52, 51. What is their average mark?
6. 6.A pair of shoes bought for ₹1860 is sold at a profit of 25%. What is the selling price (in ₹)?
7. 7.The average weight of 9 children is 29 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
8. 8.Kabir cycles to his school at 20 km/h and comes back by the same road at 30 km/h. What is his average speed for the whole trip (in km/h)?
9. 9.What is the difference between the compound interest and the simple interest on ₹10000 at 8% per year for 2 years (in ₹)?
10. 10.Find the amount when ₹46875 is invested at 4% per year compound interest for 3 years (in ₹).
11. 11.Change 36 km/h into metres per second.
12. 12.Diya puts ₹1300 in a bank at 8% simple interest per year. How much will she have after 4 years (in ₹)?
13. 13.A bus runs at 36 km/h. How far does it go in 20 minutes (in km)?
14. 14.Zoya’s batting average after 10 innings is 30 runs. How many runs must Zoya score in the next innings to raise the average to 32?
15. 15.A water tank holds 2080 litres. 50% of the water is used. How many litres are left?
16. 16.Meera can finish a job in 11 days and Ananya in 12 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
17. 17.The average weight of 6 children is 30 kg. One child, who weighs 35 kg, leaves the group. What is the new average weight (in kg)?
18. 18.In 20 years, Aditya will be twice as old as Aditya was 5 years ago. How old is Aditya now?
19. 19.Meera is 2 years older than Farhan. In 8 years, the sum of their ages will be 54. How old is Farhan now?
20. 20.Find the amount when ₹9184 is invested at 25% per year compound interest for 2 years (in ₹).
21. 21.A bicycle is marked at ₹408. The shop takes 50% off, and then a further 50% off the new price. How much do you pay (in ₹)?
22. 22.The average of 8 numbers is 23. When one more number is added, the average becomes 27. What number was added?
23. 23.The average weight of 6 children is 31 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
24. 24.By selling a study lamp for ₹224, a shopkeeper makes a loss of 20%. What did the study lamp cost the shopkeeper (in ₹)?
25. 25.Karan can finish a job in 20 days and Dev in 13 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
26. 26.Kabir cycles to his school at 30 km/h and comes back by the same road at 15 km/h. What is his average speed for the whole trip (in km/h)?
27. 27.A study lamp is marked at ₹140. The shop gives a 10% discount. How much do you pay (in ₹)?
28. 28.The average of 4 numbers is 44. When one more number is added, the average becomes 49. What number was added?
29. 29.Meera can finish a job in 4 days and Karan in 11 days. What fraction of the job do they finish if they work together for 2 days? =
30. 30.Two discounts of 20% and 10%, one after the other, are the same as one discount of what percent? =
31. 31.Saanvi works twice as fast as Meera. Together they finish a job in 10 days. How many days would Meera take alone?
32. 32.10 years ago, Farhan’s mother was three times as old as Farhan. The mother is 40 years old now. How old is Farhan now?
33. 33.Kavya and Arjun together finish a job in 10 days. Kavya alone takes 12 days. How many days would Arjun take alone?
34. 34.The price of a bicycle is ₹2520. It goes up by 30%. What is the new price (in ₹)?
35. 35.A cricket bat is marked at ₹1940. The shop gives a 5% discount. How much do you pay (in ₹)?
36. 36.The simple interest on ₹8900 for 4 years is ₹1780. What is the rate of interest (% per year)?
37. 37.A cricket bat bought for ₹220 is sold at a loss of 20%. What is the selling price (in ₹)?
38. 38.Diya puts ₹9900 in a bank at 6% simple interest per year. How much will she have after 3 years (in ₹)?
39. 39.A car runs for 3 hours at 26 km/h and then for 3 hours at 56 km/h. What is its average speed for the whole journey (in km/h)?
40. 40.A study lamp is marked at ₹2180. The shop gives a 15% discount. How much do you pay (in ₹)?

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