Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 807 · 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.Change 90 km/h into metres per second.
2. 2.Find the amount when ₹24400 is invested at 15% per year compound interest for 2 years (in ₹).
3. 3.A school bag bought for ₹680 is sold at a loss of 25%. What is the selling price (in ₹)?
4. 4.Two discounts of 25% and 50%, one after the other, are the same as one discount of what percent? =
5. 5.A car runs for 1 hour at 70 km/h and then for 1 hour at 46 km/h. What is its average speed for the whole journey (in km/h)?
6. 6.Find the simple interest on ₹9300 at 4% per year for 5 years (in ₹).
7. 7.In 22 years, Rohan will be twice as old as Rohan was 3 years ago. How old is Rohan now?
8. 8.What sum of money earns ₹1160 simple interest in 2 years at 10% per year (in ₹)?
9. 9.Ananya and Vivaan together finish a job in 3 days. Ananya alone takes 6 days. How many days would Vivaan take alone?
10. 10.A car runs for 1 hour at 79 km/h and then for 1 hour at 61 km/h. What is its average speed for the whole journey (in km/h)?
11. 11.A bus runs at 81 km/h. How far does it go in 40 minutes (in km)?
12. 12.Find the amount when ₹46250 is invested at 8% per year compound interest for 2 years (in ₹).
13. 13.Ananya can finish a job in 6 days and Zoya in 8 days. What fraction of the job do they finish if they work together for 2 days? =
14. 14.A price comes down by 25% and then comes down by 15% more. By what percent has it come down in all? =
15. 15.By selling a bicycle for ₹1316, a shopkeeper makes a loss of 30%. What did the bicycle cost the shopkeeper (in ₹)?
16. 16.What is the difference between the compound interest and the simple interest on ₹35000 at 4% per year for 2 years (in ₹)?
17. 17.Marks of 6 friends in a quiz: 41, 50, 59, 36, 40, 56. What is their average mark?
18. 18.A car runs for 4 hours at 48 km/h and then for 2 hours at 30 km/h. What is its average speed for the whole journey (in km/h)?
19. 19.Find the amount when ₹21250 is invested at 4% per year compound interest for 2 years (in ₹).
20. 20.The average weight of 8 children is 36 kg. One child, who weighs 57 kg, leaves the group. What is the new average weight (in kg)?
21. 21.A shopkeeper buys a pair of shoes for ₹820 and sells it for ₹492. Find the loss percent.
22. 22.Change 54 km/h into metres per second.
23. 23.A bicycle bought for ₹1080 is sold at a profit of 40%. What is the selling price (in ₹)?
24. 24.The price of a school bag changes from ₹3440 to ₹3784. By what percent did it go up?
25. 25.By selling a bicycle for ₹1620, a shopkeeper makes a loss of 10%. What did the bicycle cost the shopkeeper (in ₹)?
26. 26.A cricket bat is marked at ₹2120. The shop gives a 30% discount. How much do you pay (in ₹)?
27. 27.What is the difference between the compound interest and the simple interest on ₹33400 at 20% per year for 2 years (in ₹)?
28. 28.Karan can finish a job in 20 days and Pooja in 8 days. What fraction of the job do they finish if they work together for 1 day? =
29. 29.Rahul can finish a job in 25 days and Sneha in 30 days. Rahul works alone for 10 days and then stops. Sneha finishes the rest. How many days does Sneha take?
30. 30.What sum of money earns ₹1410 simple interest in 1 year at 15% per year (in ₹)?
31. 31.The price of a bicycle is ₹680. It goes up by 10%. What is the new price (in ₹)?
32. 32.Vivaan works twice as fast as Tara. Together they finish a job in 12 days. How many days would Tara take alone?
33. 33.In 21 years, Meera will be twice as old as Meera was 5 years ago. How old is Meera now?
34. 34.Two discounts of 20% and 10%, one after the other, are the same as one discount of what percent? =
35. 35.Find the compound interest on ₹30000 at 10% per year for 3 years, added every year (in ₹).
36. 36.4 years ago, Saanvi’s mother was twice as old as Saanvi. The mother is 28 years old now. How old is Saanvi now?
37. 37.Priya works three times as fast as Diya. Together they finish a job in 9 days. How many days would Diya take alone?
38. 38.A price goes up by 30% and then goes up by 40% more. By what percent has it gone up in all? =
39. 39.Find the compound interest on ₹31250 at 4% per year for 3 years, added every year (in ₹).
40. 40.Marks of 4 friends in a quiz: 38, 32, 26, 32. What is their average mark?

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