Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 298 · 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 shopkeeper buys a cricket bat for ₹1720 and sells it for ₹1978. Find the profit percent.
2. 2.A pair of shoes marked at ₹2140 is sold for ₹1605. What is the discount percent?
3. 3.What is the difference between the compound interest and the simple interest on ₹12000 at 25% per year for 2 years (in ₹)?
4. 4.The simple interest on ₹6000 for 4 years is ₹2160. What is the rate of interest (% per year)?
5. 5.A water tank holds 680 litres. 20% of the water is used. How many litres are left?
6. 6.Marks of 4 friends in a quiz: 53, 33, 26, 48. What is their average mark?
7. 7.By selling a pair of shoes for ₹688, a shopkeeper makes a loss of 20%. What did the pair of shoes cost the shopkeeper (in ₹)?
8. 8.Find the amount when ₹17125 is invested at 20% per year compound interest for 3 years (in ₹).
9. 9.Find the amount when ₹5725 is invested at 20% per year compound interest for 2 years (in ₹).
10. 10.By selling a watch for ₹551, a shopkeeper makes a loss of 5%. What did the watch cost the shopkeeper (in ₹)?
11. 11.Aditya is 7 years older than Arjun. In 6 years, the sum of their ages will be 47. How old is Arjun now?
12. 12.By selling a watch for ₹2075, a shopkeeper makes a profit of 25%. What did the watch cost the shopkeeper (in ₹)?
13. 13.By selling a cricket bat for ₹1430, a shopkeeper makes a profit of 30%. What did the cricket bat cost the shopkeeper (in ₹)?
14. 14.A price goes up by 10% and then goes up by 20% more. By what percent has it gone up in all? =
15. 15.A watch is marked at ₹1040. The shop takes 25% off, and then a further 10% off the new price. How much do you pay (in ₹)?
16. 16.What sum of money earns ₹2574 simple interest in 3 years at 13% per year (in ₹)?
17. 17.6 years ago, Dev’s mother was three times as old as Dev. The mother is 30 years old now. How old is Dev now?
18. 18.Change 54 km/h into metres per second.
19. 19.Find the simple interest on ₹19600 at 3% per year for 5 years (in ₹).
20. 20.Diya puts ₹14300 in a bank at 3% simple interest per year. How much will she have after 4 years (in ₹)?
21. 21.Diya puts ₹11200 in a bank at 7% simple interest per year. How much will she have after 2 years (in ₹)?
22. 22.Tara can finish a job in 6 days and Priya in 5 days. What fraction of the job do they finish if they work together for 1 day? =
23. 23.A water tank holds 3800 litres. 10% of the water is used. How many litres are left?
24. 24.By selling a table fan for ₹874, a shopkeeper makes a loss of 5%. What did the table fan cost the shopkeeper (in ₹)?
25. 25.Sneha’s father is four times as old as Sneha. The sum of their ages is 55 years. How old is Sneha?
26. 26.A water tank holds 4700 litres. 10% of the water is used. How many litres are left?
27. 27.Find the compound interest on ₹20000 at 4% per year for 2 years, added every year (in ₹).
28. 28.Dev’s father is five times as old as Dev. The sum of their ages is 90 years. How old is the father?
29. 29.A shop sells an average of 27 kg of sugar a day for 2 days, and then 57 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
30. 30.The simple interest on ₹5000 for 1 year is ₹650. What is the rate of interest (% per year)?
31. 31.A water tank holds 3000 litres. 40% of the water is used. How many litres are left?
32. 32.What is the difference between the compound interest and the simple interest on ₹10000 at 4% per year for 2 years (in ₹)?
33. 33.4 years ago, Rahul’s mother was twice as old as Rahul. The mother is 10 years old now. How old is Rahul now?
34. 34.Find the simple interest on ₹16200 at 6% per year for 3 years (in ₹).
35. 35.The price of a bicycle is ₹2900. It goes up by 25%. What is the new price (in ₹)?
36. 36.The simple interest on ₹18200 for 5 years is ₹11830. What is the rate of interest (% per year)?
37. 37.Farhan’s batting average after 6 innings is 49 runs. How many runs must Farhan score in the next innings to raise the average to 51?
38. 38.The simple interest on ₹7700 for 2 years is ₹1232. What is the rate of interest (% per year)?
39. 39.A price goes up by 20% and then goes up by 40% more. By what percent has it gone up in all? =
40. 40.Find the simple interest on ₹12600 at 8% per year for 3 years (in ₹).

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