Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 894 · 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.Find the amount when ₹32000 is invested at 5% per year compound interest for 3 years (in ₹).
2. 2.Aarav’s father is four times as old as Aarav. The sum of their ages is 60 years. How old is the father?
3. 3.By selling a study lamp for ₹1024, a shopkeeper makes a loss of 20%. What did the study lamp cost the shopkeeper (in ₹)?
4. 4.Kavya is 3 years older than Saanvi. In 4 years, the sum of their ages will be 59. How old is Saanvi now?
5. 5.The price of a school bag changes from ₹1820 to ₹1729. By what percent did it come down?
6. 6.After a 40% discount, a watch costs ₹2280. What was its marked price (in ₹)?
7. 7.Marks of 4 friends in a quiz: 75, 66, 55, 84. What is their average mark?
8. 8.In how many years will ₹2900 earn ₹1624 as simple interest at 14% per year?
9. 9.Farhan’s father is twice as old as Farhan. The sum of their ages is 15 years. How old is Farhan?
10. 10.Ananya can finish a job in 6 days and Saanvi in 13 days. What fraction of the job do they finish if they work together for 3 days? =
11. 11.A pressure cooker is marked at ₹1700. The shop takes 10% off, and then a further 10% off the new price. How much do you pay (in ₹)?
12. 12.A bus runs at 78 km/h. How far does it go in 50 minutes (in km)?
13. 13.The simple interest on ₹10900 for 4 years is ₹3924. What is the rate of interest (% per year)?
14. 14.A water tank holds 1220 litres. 15% of the water is used. How many litres are left?
15. 15.The average of 5 numbers is 52. When one more number is added, the average becomes 57. What number was added?
16. 16.Diya puts ₹9700 in a bank at 7% simple interest per year. How much will she have after 2 years (in ₹)?
17. 17.The price of a school bag changes from ₹1620 to ₹1134. By what percent did it come down?
18. 18.A shopkeeper buys a table fan for ₹1920 and sells it for ₹1536. Find the loss percent.
19. 19.The average weight of 9 children is 47 kg. One child, who weighs 71 kg, leaves the group. What is the new average weight (in kg)?
20. 20.Find the amount when ₹13000 is invested at 10% per year compound interest for 3 years (in ₹).
21. 21.By selling a bicycle for ₹1890, a shopkeeper makes a profit of 50%. What did the bicycle cost the shopkeeper (in ₹)?
22. 22.Find the amount when ₹5625 is invested at 12% per year compound interest for 2 years (in ₹).
23. 23.A shop sells an average of 24 kg of sugar a day for 3 days, and then 42 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
24. 24.A cricket bat is marked at ₹624. The shop takes 50% off, and then a further 25% off the new price. How much do you pay (in ₹)?
25. 25.Manav’s batting average after 12 innings is 29 runs. How many runs must Manav score in the next innings to raise the average to 32?
26. 26.What sum of money earns ₹1200 simple interest in 2 years at 10% per year (in ₹)?
27. 27.A car runs for 1 hour at 48 km/h and then for 1 hour at 20 km/h. What is its average speed for the whole journey (in km/h)?
28. 28.Find the simple interest on ₹6400 at 12% per year for 5 years (in ₹).
29. 29.Find the simple interest on ₹11700 at 8% per year for 2 years (in ₹).
30. 30.In 13 years, Tara will be twice as old as Tara was 4 years ago. How old is Tara now?
31. 31.A car runs for 1 hour at 34 km/h and then for 1 hour at 78 km/h. What is its average speed for the whole journey (in km/h)?
32. 32.A pair of shoes marked at ₹4580 is sold for ₹2748. What is the discount percent?
33. 33.The price of a bicycle is ₹4420. It goes up by 10%. What is the new price (in ₹)?
34. 34.Find the amount when ₹8000 is invested at 15% per year compound interest for 3 years (in ₹).
35. 35.A pair of shoes bought for ₹1000 is sold at a profit of 5%. What is the selling price (in ₹)?
36. 36.Marks of 4 friends in a quiz: 84, 68, 77, 87. What is their average mark?
37. 37.Zoya works twice as fast as Rahul. Together they finish a job in 8 days. How many days would Rahul take alone?
38. 38.Find the compound interest on ₹15625 at 12% per year for 3 years, added every year (in ₹).
39. 39.Find the amount when ₹16250 is invested at 4% per year compound interest for 2 years (in ₹).
40. 40.A water tank holds 700 litres. 25% of the water is used. How many litres are left?

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