Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 275 · 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 table fan for ₹300 and sells it for ₹360. Find the profit percent.
2. 2.Find the amount when ₹23200 is invested at 5% per year compound interest for 2 years (in ₹).
3. 3.Ishaan’s father is four times as old as Ishaan. The sum of their ages is 60 years. How old is the father?
4. 4.Saanvi works three times as fast as Kabir. Together they finish a job in 3 days. How many days would Kabir take alone?
5. 5.By selling a watch for ₹420, a shopkeeper makes a loss of 40%. What did the watch cost the shopkeeper (in ₹)?
6. 6.Kabir cycles to his school at 35 km/h and comes back by the same road at 14 km/h. What is his average speed for the whole trip (in km/h)?
7. 7.The simple interest on ₹11600 for 1 year is ₹348. What is the rate of interest (% per year)?
8. 8.A cricket bat is marked at ₹700. The shop gives a 40% discount. How much do you pay (in ₹)?
9. 9.Find the amount when ₹5000 is invested at 4% per year compound interest for 2 years (in ₹).
10. 10.A pressure cooker is marked at ₹4660. The shop gives a 15% discount. How much do you pay (in ₹)?
11. 11.The average of 5 numbers is 54. When one more number is added, the average becomes 55. What number was added?
12. 12.By selling a school bag for ₹187, a shopkeeper makes a loss of 15%. What did the school bag cost the shopkeeper (in ₹)?
13. 13.A shopkeeper buys a table fan for ₹240 and sells it for ₹144. Find the loss percent.
14. 14.The simple interest on ₹6500 for 2 years is ₹910. What is the rate of interest (% per year)?
15. 15.Change 20 m/s into km/h.
16. 16.By selling a table fan for ₹1890, a shopkeeper makes a profit of 50%. What did the table fan cost the shopkeeper (in ₹)?
17. 17.In how many years will ₹19900 earn ₹1791 as simple interest at 3% per year?
18. 18.Diya can finish a job in 16 days and Saanvi in 12 days. What fraction of the job do they finish if they work together for 1 day? =
19. 19.By selling a cricket bat for ₹2500, a shopkeeper makes a profit of 25%. What did the cricket bat cost the shopkeeper (in ₹)?
20. 20.Find the compound interest on ₹12000 at 15% per year for 2 years, added every year (in ₹).
21. 21.A school bag marked at ₹840 is sold for ₹798. What is the discount percent?
22. 22.What is the difference between the compound interest and the simple interest on ₹24900 at 20% per year for 2 years (in ₹)?
23. 23.A pair of shoes bought for ₹1760 is sold at a profit of 25%. What is the selling price (in ₹)?
24. 24.Manav’s father is four times as old as Manav. The sum of their ages is 25 years. How old is Manav?
25. 25.A shop sells an average of 33 kg of sugar a day for 6 days, and then 45 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
26. 26.Find the simple interest on ₹17700 at 13% per year for 3 years (in ₹).
27. 27.Find the compound interest on ₹48000 at 5% per year for 3 years, added every year (in ₹).
28. 28.Kabir’s batting average after 7 innings is 22 runs. How many runs must Kabir score in the next innings to raise the average to 27?
29. 29.Find the compound interest on ₹32100 at 10% per year for 2 years, added every year (in ₹).
30. 30.Diya puts ₹15000 in a bank at 2% simple interest per year. How much will she have after 1 year (in ₹)?
31. 31.6 years ago, Aditya’s mother was twice as old as Aditya. The mother is 30 years old now. How old is Aditya now?
32. 32.A study lamp is marked at ₹430. The shop takes 20% off, and then a further 25% off the new price. How much do you pay (in ₹)?
33. 33.Diya puts ₹4200 in a bank at 4% simple interest per year. How much will she have after 5 years (in ₹)?
34. 34.Kabir cycles to his school at 30 km/h and comes back by the same road at 42 km/h. What is his average speed for the whole trip (in km/h)?
35. 35.In how many years will ₹18600 earn ₹2418 as simple interest at 13% per year?
36. 36.A shop sells 4360 cups of tea a month. Next month it sells 10% more. How many cups does it sell next month?
37. 37.Find the compound interest on ₹49800 at 20% per year for 2 years, added every year (in ₹).
38. 38.In how many years will ₹9100 earn ₹364 as simple interest at 4% per year?
39. 39.The average of 6 numbers is 16. When one more number is added, the average becomes 18. What number was added?
40. 40.In 24 years, Aditya will be twice as old as Aditya was 5 years ago. How old is Aditya now?

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