Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 583 · 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.The simple interest on ₹3200 for 3 years is ₹384. What is the rate of interest (% per year)?
2. 2.Diya puts ₹1000 in a bank at 13% simple interest per year. How much will she have after 5 years (in ₹)?
3. 3.Two discounts of 25% and 10%, one after the other, are the same as one discount of what percent? =
4. 4.Find the compound interest on ₹47744 at 25% per year for 3 years, added every year (in ₹).
5. 5.Find the compound interest on ₹8125 at 12% per year for 2 years, added every year (in ₹).
6. 6.A water tank holds 120 litres. 40% of the water is used. How many litres are left?
7. 7.A shop sells an average of 27 kg of sugar a day for 4 days, and then 62 kg a day for the next 3 days. What is the average sale per day for all 7 days (in kg)?
8. 8.What is the difference between the compound interest and the simple interest on ₹30900 at 20% per year for 2 years (in ₹)?
9. 9.The price of a school bag changes from ₹1120 to ₹896. By what percent did it come down?
10. 10.Aditya’s father is four times as old as Aditya. The sum of their ages is 50 years. How old is Aditya?
11. 11.Find the compound interest on ₹48750 at 8% per year for 2 years, added every year (in ₹).
12. 12.The price of a school bag changes from ₹4420 to ₹4862. By what percent did it go up?
13. 13.A town has 60 people. Its population grows by 10%. How many people live there now?
14. 14.Find the amount when ₹9375 is invested at 12% per year compound interest for 2 years (in ₹).
15. 15.Find the simple interest on ₹5300 at 9% per year for 5 years (in ₹).
16. 16.Diya puts ₹1400 in a bank at 12% simple interest per year. How much will she have after 4 years (in ₹)?
17. 17.Aarav and Priya together finish a job in 3 days. Aarav alone takes 6 days. How many days would Priya take alone?
18. 18.A cricket bat is marked at ₹2340. The shop gives a 25% discount. How much do you pay (in ₹)?
19. 19.Vivaan works twice as fast as Isha. Together they finish a job in 8 days. How many days would Isha take alone?
20. 20.A shopkeeper buys a table fan for ₹520 and sells it for ₹442. Find the loss percent.
21. 21.Change 108 km/h into metres per second.
22. 22.Rahul’s father is four times as old as Rahul. The sum of their ages is 30 years. How old is Rahul?
23. 23.5 years ago, Manav’s mother was twice as old as Manav. The mother is 15 years old now. How old is Manav now?
24. 24.The average weight of 9 children is 39 kg. One child, who weighs 63 kg, leaves the group. What is the new average weight (in kg)?
25. 25.A school bag bought for ₹1740 is sold at a loss of 10%. What is the selling price (in ₹)?
26. 26.9 years ago, Rahul’s mother was four times as old as Rahul. The mother is 49 years old now. How old is Rahul now?
27. 27.Nisha can finish a job in 15 days and Tara in 19 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
28. 28.The price of a school bag changes from ₹2100 to ₹1890. By what percent did it come down?
29. 29.A pair of shoes bought for ₹660 is sold at a loss of 40%. What is the selling price (in ₹)?
30. 30.A pair of shoes bought for ₹680 is sold at a loss of 40%. What is the selling price (in ₹)?
31. 31.A shopkeeper buys a pressure cooker for ₹1180 and sells it for ₹1357. Find the profit percent.
32. 32.By selling a pair of shoes for ₹1260, a shopkeeper makes a profit of 40%. What did the pair of shoes cost the shopkeeper (in ₹)?
33. 33.The average of 6 numbers is 18. When one more number is added, the average becomes 21. What number was added?
34. 34.The price of a school bag changes from ₹780 to ₹702. By what percent did it come down?
35. 35.A pair of shoes is marked at ₹925. The shop takes 10% off, and then a further 20% off the new price. How much do you pay (in ₹)?
36. 36.A table fan is marked at ₹5000. The shop gives a 30% discount. How much do you pay (in ₹)?
37. 37.After a 15% discount, a bicycle costs ₹2907. What was its marked price (in ₹)?
38. 38.A shop sells an average of 23 kg of sugar a day for 2 days, and then 65 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
39. 39.A watch is marked at ₹2440. The shop gives a 25% discount. How much do you pay (in ₹)?
40. 40.What sum of money earns ₹5688 simple interest in 3 years at 12% per year (in ₹)?

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