Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 273 · 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.What is the difference between the compound interest and the simple interest on ₹4000 at 15% per year for 2 years (in ₹)?
2. 2.After a 20% discount, a bicycle costs ₹2448. What was its marked price (in ₹)?
3. 3.Saanvi works three times as fast as Rahul. Together they finish a job in 7 days. How many days would Rahul take alone?
4. 4.5 years ago, Aditya’s mother was three times as old as Aditya. The mother is 32 years old now. How old is Aditya now?
5. 5.Find the simple interest on ₹19800 at 15% per year for 4 years (in ₹).
6. 6.The price of a school bag changes from ₹2200 to ₹3300. By what percent did it go up?
7. 7.Priya works twice as fast as Saanvi. Together they finish a job in 8 days. How many days would Saanvi take alone?
8. 8.Sneha works twice as fast as Karan. Together they finish a job in 11 days. How many days would Karan take alone?
9. 9.What is the difference between the compound interest and the simple interest on ₹5000 at 12% per year for 2 years (in ₹)?
10. 10.The average weight of 5 children is 29 kg. One child, who weighs 33 kg, leaves the group. What is the new average weight (in kg)?
11. 11.By selling a pair of shoes for ₹1710, a shopkeeper makes a profit of 50%. What did the pair of shoes cost the shopkeeper (in ₹)?
12. 12.A bus runs at 90 km/h. How far does it go in 90 minutes (in km)?
13. 13.Find the amount when ₹29000 is invested at 10% per year compound interest for 3 years (in ₹).
14. 14.A shop sells an average of 50 kg of sugar a day for 2 days, and then 52 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
15. 15.Diya puts ₹19500 in a bank at 9% simple interest per year. How much will she have after 3 years (in ₹)?
16. 16.What sum of money earns ₹1596 simple interest in 3 years at 14% per year (in ₹)?
17. 17.Find the amount when ₹50000 is invested at 10% per year compound interest for 3 years (in ₹).
18. 18.Farhan works three times as fast as Priya. Together they finish a job in 12 days. How many days would Priya take alone?
19. 19.Find the compound interest on ₹15625 at 8% per year for 3 years, added every year (in ₹).
20. 20.A water tank holds 3720 litres. 5% of the water is used. How many litres are left?
21. 21.How many minutes does a car take to go 82 km at 60 km/h?
22. 22.The price of a bicycle is ₹3120. It goes up by 5%. What is the new price (in ₹)?
23. 23.Diya puts ₹15100 in a bank at 10% simple interest per year. How much will she have after 3 years (in ₹)?
24. 24.Marks of 4 friends in a quiz: 68, 82, 80, 70. What is their average mark?
25. 25.A car runs for 2 hours at 33 km/h and then for 4 hours at 51 km/h. What is its average speed for the whole journey (in km/h)?
26. 26.Saanvi works twice as fast as Arjun. Together they finish a job in 4 days. How many days would Arjun take alone?
27. 27.Change 20 m/s into km/h.
28. 28.The average of 7 numbers is 42. When one more number is added, the average becomes 46. What number was added?
29. 29.A water tank holds 4780 litres. 5% of the water is used. How many litres are left?
30. 30.What sum of money earns ₹1925 simple interest in 5 years at 7% per year (in ₹)?
31. 31.Find the compound interest on ₹48000 at 15% per year for 3 years, added every year (in ₹).
32. 32.Marks of 4 friends in a quiz: 66, 62, 90, 90. What is their average mark?
33. 33.Sneha can finish a job in 8 days and Ishaan in 18 days. Sneha works alone for 4 days and then stops. Ishaan finishes the rest. How many days does Ishaan take?
34. 34.Arjun’s batting average after 5 innings is 43 runs. How many runs must Arjun score in the next innings to raise the average to 44?
35. 35.A bicycle bought for ₹520 is sold at a loss of 25%. What is the selling price (in ₹)?
36. 36.By selling a bicycle for ₹540, a shopkeeper makes a profit of 50%. What did the bicycle cost the shopkeeper (in ₹)?
37. 37.The price of a school bag changes from ₹4100 to ₹4510. By what percent did it go up?
38. 38.The price of a school bag changes from ₹4740 to ₹4266. By what percent did it come down?
39. 39.A price goes up by 30% and then goes up by 40% more. By what percent has it gone up in all? =
40. 40.By selling a bicycle for ₹504, a shopkeeper makes a loss of 10%. What did the bicycle cost the shopkeeper (in ₹)?

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