Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 804 · 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 works three times as fast as Rohan. Together they finish a job in 3 days. How many days would Rohan take alone?
2. 2.The price of a bicycle is ₹2220. It goes up by 15%. What is the new price (in ₹)?
3. 3.The price of a school bag changes from ₹1320 to ₹660. By what percent did it come down?
4. 4.After a 25% discount, a watch costs ₹915. What was its marked price (in ₹)?
5. 5.A pressure cooker bought for ₹1700 is sold at a profit of 10%. What is the selling price (in ₹)?
6. 6.What is the difference between the compound interest and the simple interest on ₹38300 at 10% per year for 2 years (in ₹)?
7. 7.The price of a bicycle is ₹180. It goes up by 15%. What is the new price (in ₹)?
8. 8.Marks of 4 friends in a quiz: 84, 85, 90, 57. What is their average mark?
9. 9.The price of a school bag changes from ₹2000 to ₹2600. By what percent did it go up?
10. 10.The simple interest on ₹10400 for 1 year is ₹208. What is the rate of interest (% per year)?
11. 11.By selling a table fan for ₹980, a shopkeeper makes a loss of 50%. What did the table fan cost the shopkeeper (in ₹)?
12. 12.Change 5 m/s into km/h.
13. 13.How many minutes does a car take to go 96 km at 45 km/h?
14. 14.Marks of 4 friends in a quiz: 19, 33, 36, 8. What is their average mark?
15. 15.Rohan works twice as fast as Meera. Together they finish a job in 3 days. How many days would Meera take alone?
16. 16.A cricket bat bought for ₹900 is sold at a profit of 10%. What is the selling price (in ₹)?
17. 17.Zoya works three times as fast as Dev. Together they finish a job in 7 days. How many days would Dev take alone?
18. 18.A school bag is marked at ₹656. The shop takes 25% off, and then a further 50% off the new price. How much do you pay (in ₹)?
19. 19.A study lamp marked at ₹400 is sold for ₹340. What is the discount percent?
20. 20.A shopkeeper buys a table fan for ₹820 and sells it for ₹697. Find the loss percent.
21. 21.A study lamp bought for ₹740 is sold at a loss of 5%. What is the selling price (in ₹)?
22. 22.In how many years will ₹18200 earn ₹1638 as simple interest at 3% per year?
23. 23.In how many years will ₹18400 earn ₹1104 as simple interest at 2% per year?
24. 24.Two discounts of 25% and 50%, one after the other, are the same as one discount of what percent? =
25. 25.Kabir’s father is five times as old as Kabir. The sum of their ages is 72 years. How old is the father?
26. 26.Tara’s father is twice as old as Tara. The sum of their ages is 45 years. How old is the father?
27. 27.A car runs for 4 hours at 51 km/h and then for 2 hours at 66 km/h. What is its average speed for the whole journey (in km/h)?
28. 28.After a 15% discount, a pair of shoes costs ₹1853. What was its marked price (in ₹)?
29. 29.Nisha can finish a job in 4 days and Ananya in 12 days. Nisha works alone for 1 day and then stops. Ananya finishes the rest. How many days does Ananya take?
30. 30.A pair of shoes bought for ₹1740 is sold at a profit of 20%. What is the selling price (in ₹)?
31. 31.A town has 1100 people. Its population grows by 5%. How many people live there now?
32. 32.Dev works twice as fast as Rahul. Together they finish a job in 9 days. How many days would Rahul take alone?
33. 33.A pressure cooker is marked at ₹440. The shop takes 20% off, and then a further 50% off the new price. How much do you pay (in ₹)?
34. 34.A water tank holds 4240 litres. 40% of the water is used. How many litres are left?
35. 35.A town has 4540 people. Its population grows by 20%. How many people live there now?
36. 36.Marks of 4 friends in a quiz: 54, 54, 77, 75. What is their average mark?
37. 37.Find the compound interest on ₹40000 at 5% per year for 3 years, added every year (in ₹).
38. 38.A price goes up by 40% and then comes down by 15%. By what percent has it gone up in all? =
39. 39.Diya puts ₹19500 in a bank at 7% simple interest per year. How much will she have after 4 years (in ₹)?
40. 40.In how many years will ₹800 earn ₹64 as simple interest at 2% per year?

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