Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 189 · 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 town has 3580 people. Its population grows by 10%. How many people live there now?
2. 2.Two discounts of 10% and 50%, one after the other, are the same as one discount of what percent? =
3. 3.Ananya can finish a job in 17 days and Manav in 7 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
4. 4.A car runs for 2 hours at 34 km/h and then for 2 hours at 32 km/h. What is its average speed for the whole journey (in km/h)?
5. 5.Ananya’s father is five times as old as Ananya. The sum of their ages is 30 years. How old is the father?
6. 6.A bus runs at 48 km/h. How far does it go in 15 minutes (in km)?
7. 7.Kabir cycles to his school at 12 km/h and comes back by the same road at 20 km/h. What is his average speed for the whole trip (in km/h)?
8. 8.Marks of 4 friends in a quiz: 74, 81, 62, 59. What is their average mark?
9. 9.A bicycle is marked at ₹4000. The shop takes 10% off, and then a further 10% off the new price. How much do you pay (in ₹)?
10. 10.Arjun can finish a job in 3 days and Ananya in 6 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
11. 11.Diya puts ₹4700 in a bank at 5% simple interest per year. How much will she have after 2 years (in ₹)?
12. 12.After a 10% discount, a pressure cooker costs ₹3492. What was its marked price (in ₹)?
13. 13.The price of a school bag changes from ₹1160 to ₹870. By what percent did it come down?
14. 14.A shopkeeper buys a bicycle for ₹1300 and sells it for ₹1495. Find the profit percent.
15. 15.The average of 8 numbers is 23. When one more number is added, the average becomes 25. What number was added?
16. 16.By selling a pressure cooker for ₹572, a shopkeeper makes a profit of 10%. What did the pressure cooker cost the shopkeeper (in ₹)?
17. 17.A pair of shoes bought for ₹480 is sold at a profit of 40%. What is the selling price (in ₹)?
18. 18.The average weight of 7 children is 48 kg. One child, who weighs 66 kg, leaves the group. What is the new average weight (in kg)?
19. 19.A pressure cooker marked at ₹3140 is sold for ₹2826. What is the discount percent?
20. 20.Kabir cycles to his school at 90 km/h and comes back by the same road at 45 km/h. What is his average speed for the whole trip (in km/h)?
21. 21.A shop sells an average of 44 kg of sugar a day for 2 days, and then 32 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
22. 22.Two discounts of 25% and 10%, one after the other, are the same as one discount of what percent? =
23. 23.What is the difference between the compound interest and the simple interest on ₹12600 at 10% per year for 2 years (in ₹)?
24. 24.The price of a school bag changes from ₹2480 to ₹2108. By what percent did it come down?
25. 25.A study lamp marked at ₹1720 is sold for ₹1462. What is the discount percent?
26. 26.In 30 years, Nisha will be twice as old as Nisha was 3 years ago. How old is Nisha now?
27. 27.Marks of 4 friends in a quiz: 43, 22, 39, 20. What is their average mark?
28. 28.The average weight of 9 children is 46 kg. One child, who weighs 62 kg, leaves the group. What is the new average weight (in kg)?
29. 29.Ananya can finish a job in 2 days and Aditya in 18 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
30. 30.Change 36 km/h into metres per second.
31. 31.Find the compound interest on ₹32000 at 5% per year for 3 years, added every year (in ₹).
32. 32.Vivaan is 3 years older than Karan. In 10 years, the sum of their ages will be 55. How old is Karan now?
33. 33.Find the compound interest on ₹36875 at 4% per year for 2 years, added every year (in ₹).
34. 34.Find the simple interest on ₹1400 at 4% per year for 5 years (in ₹).
35. 35.Find the simple interest on ₹14500 at 9% per year for 2 years (in ₹).
36. 36.A town has 3380 people. Its population grows by 10%. How many people live there now?
37. 37.After a 10% discount, a watch costs ₹3474. What was its marked price (in ₹)?
38. 38.A shopkeeper buys a pressure cooker for ₹80 and sells it for ₹76. Find the loss percent.
39. 39.Farhan can finish a job in 7 days and Nisha in 12 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
40. 40.Diya puts ₹2500 in a bank at 6% simple interest per year. How much will she have after 1 year (in ₹)?

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