Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 287 · 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 bus runs at 33 km/h. How far does it go in 20 minutes (in km)?
2. 2.Kabir is 3 years older than Aditya. In 5 years, the sum of their ages will be 63. How old is Aditya now?
3. 3.Karan can finish a job in 6 days and Rahul in 20 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
4. 4.Diya puts ₹16500 in a bank at 5% simple interest per year. How much will she have after 1 year (in ₹)?
5. 5.8 years ago, Meera’s mother was four times as old as Meera. The mother is 20 years old now. How old is Meera now?
6. 6.By selling a pressure cooker for ₹798, a shopkeeper makes a profit of 5%. What did the pressure cooker cost the shopkeeper (in ₹)?
7. 7.Rohan can finish a job in 24 days and Sneha in 28 days. Rohan works alone for 6 days and then stops. Sneha finishes the rest. How many days does Sneha take?
8. 8.Aditya can finish a job in 2 days and Isha in 15 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
9. 9.Marks of 6 friends in a quiz: 42, 59, 45, 37, 35, 82. What is their average mark?
10. 10.The average weight of 5 children is 40 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
11. 11.A price goes up by 40% and then comes down by 10%. By what percent has it gone up in all? =
12. 12.Change 25 m/s into km/h.
13. 13.Marks of 5 friends in a quiz: 89, 63, 91, 71, 66. What is their average mark?
14. 14.Find the compound interest on ₹704 at 25% per year for 3 years, added every year (in ₹).
15. 15.A shopkeeper buys a cricket bat for ₹1140 and sells it for ₹969. Find the loss percent.
16. 16.In how many years will ₹600 earn ₹60 as simple interest at 5% per year?
17. 17.A bus runs at 66 km/h. How far does it go in 40 minutes (in km)?
18. 18.The average of 9 numbers is 26. When one more number is added, the average becomes 27. What number was added?
19. 19.A price comes down by 15% and then comes down by 10% more. By what percent has it come down in all? =
20. 20.A bicycle is marked at ₹2600. The shop takes 10% off, and then a further 10% off the new price. How much do you pay (in ₹)?
21. 21.3 years ago, Tara’s mother was four times as old as Tara. The mother is 39 years old now. How old is Tara now?
22. 22.A pressure cooker marked at ₹1140 is sold for ₹684. What is the discount percent?
23. 23.Rahul works three times as fast as Manav. Together they finish a job in 10 days. How many days would Manav take alone?
24. 24.A study lamp marked at ₹3560 is sold for ₹2492. What is the discount percent?
25. 25.Change 90 km/h into metres per second.
26. 26.By selling a watch for ₹112, a shopkeeper makes a loss of 30%. What did the watch cost the shopkeeper (in ₹)?
27. 27.4 years ago, Zoya’s mother was twice as old as Zoya. The mother is 18 years old now. How old is Zoya now?
28. 28.Find the amount when ₹27000 is invested at 10% per year compound interest for 3 years (in ₹).
29. 29.Tara’s father is five times as old as Tara. The sum of their ages is 54 years. How old is Tara?
30. 30.A pressure cooker marked at ₹2120 is sold for ₹1908. What is the discount percent?
31. 31.The price of a school bag changes from ₹3020 to ₹1510. By what percent did it come down?
32. 32.Change 10 m/s into km/h.
33. 33.Diya puts ₹15800 in a bank at 8% simple interest per year. How much will she have after 1 year (in ₹)?
34. 34.Marks of 4 friends in a quiz: 79, 75, 74, 80. What is their average mark?
35. 35.Marks of 6 friends in a quiz: 55, 68, 62, 70, 71, 82. What is their average mark?
36. 36.A cricket bat is marked at ₹875. The shop takes 10% off, and then a further 20% off the new price. How much do you pay (in ₹)?
37. 37.A price goes up by 40% and then goes up by 10% more. By what percent has it gone up in all? =
38. 38.Rohan works three times as fast as Diya. Together they finish a job in 9 days. How many days would Diya take alone?
39. 39.Tara’s father is five times as old as Tara. The sum of their ages is 36 years. How old is the father?
40. 40.Manav and Farhan together finish a job in 7 days. Manav alone takes 8 days. How many days would Farhan take alone?

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