Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 369 · 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.By selling a pressure cooker for ₹648, a shopkeeper makes a profit of 20%. What did the pressure cooker cost the shopkeeper (in ₹)?
2. 2.Ananya can finish a job in 18 days and Nisha in 17 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
3. 3.A bus runs at 84 km/h. How far does it go in 45 minutes (in km)?
4. 4.What is the difference between the compound interest and the simple interest on ₹37500 at 8% per year for 2 years (in ₹)?
5. 5.By selling a bicycle for ₹1239, a shopkeeper makes a profit of 5%. What did the bicycle cost the shopkeeper (in ₹)?
6. 6.Aarav’s father is three times as old as Aarav. The sum of their ages is 60 years. How old is the father?
7. 7.Change 36 km/h into metres per second.
8. 8.Find the amount when ₹35520 is invested at 25% per year compound interest for 3 years (in ₹).
9. 9.Find the simple interest on ₹8600 at 3% per year for 3 years (in ₹).
10. 10.Rahul can finish a job in 5 days and Dev in 15 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
11. 11.A school bag marked at ₹4820 is sold for ₹4579. What is the discount percent?
12. 12.What is the difference between the compound interest and the simple interest on ₹7500 at 8% per year for 2 years (in ₹)?
13. 13.A watch is marked at ₹712. The shop takes 25% off, and then a further 50% off the new price. How much do you pay (in ₹)?
14. 14.Sneha can finish a job in 16 days and Saanvi in 8 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
15. 15.A study lamp bought for ₹1640 is sold at a profit of 50%. What is the selling price (in ₹)?
16. 16.The simple interest on ₹8100 for 3 years is ₹1701. What is the rate of interest (% per year)?
17. 17.A bus runs at 56 km/h. How far does it go in 90 minutes (in km)?
18. 18.In 23 years, Rahul will be twice as old as Rahul was 4 years ago. How old is Rahul now?
19. 19.By selling a pressure cooker for ₹1534, a shopkeeper makes a profit of 30%. What did the pressure cooker cost the shopkeeper (in ₹)?
20. 20.What sum of money earns ₹129 simple interest in 1 year at 3% per year (in ₹)?
21. 21.Pooja and Kabir together finish a job in 2 days. Pooja alone takes 6 days. How many days would Kabir take alone?
22. 22.A bus runs at 63 km/h. How far does it go in 20 minutes (in km)?
23. 23.Find the compound interest on ₹17200 at 15% per year for 2 years, added every year (in ₹).
24. 24.A price comes down by 25% and then comes down by 5% more. By what percent has it come down in all? =
25. 25.What is the difference between the compound interest and the simple interest on ₹45600 at 15% per year for 2 years (in ₹)?
26. 26.The simple interest on ₹19400 for 4 years is ₹2328. What is the rate of interest (% per year)?
27. 27.Pooja and Dev together finish a job in 7 days. Pooja alone takes 8 days. How many days would Dev take alone?
28. 28.Ishaan can finish a job in 15 days and Kabir in 12 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
29. 29.Saanvi can finish a job in 13 days and Vivaan in 12 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
30. 30.Rohan can finish a job in 19 days and Sneha in 18 days. What fraction of the job do they finish if they work together for 2 days? =
31. 31.2 years ago, Karan’s mother was twice as old as Karan. The mother is 10 years old now. How old is Karan now?
32. 32.Kabir cycles to his school at 35 km/h and comes back by the same road at 63 km/h. What is his average speed for the whole trip (in km/h)?
33. 33.A cricket bat is marked at ₹320. The shop gives a 50% discount. How much do you pay (in ₹)?
34. 34.Find the simple interest on ₹6200 at 6% per year for 5 years (in ₹).
35. 35.Aarav’s father is five times as old as Aarav. The sum of their ages is 72 years. How old is Aarav?
36. 36.Find the amount when ₹36400 is invested at 15% per year compound interest for 2 years (in ₹).
37. 37.A water tank holds 580 litres. 10% of the water is used. How many litres are left?
38. 38.A car runs for 4 hours at 21 km/h and then for 1 hour at 36 km/h. What is its average speed for the whole journey (in km/h)?
39. 39.The average of 7 numbers is 58. When one more number is added, the average becomes 64. What number was added?
40. 40.Rohan can finish a job in 12 days and Tara in 24 days. Rohan works alone for 8 days and then stops. Tara finishes the rest. How many days does Tara take?

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