Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 289 · 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.Two discounts of 50% and 10%, one after the other, are the same as one discount of what percent? =
2. 2.Kabir cycles to his school at 20 km/h and comes back by the same road at 80 km/h. What is his average speed for the whole trip (in km/h)?
3. 3.A school bag is marked at ₹4960. The shop gives a 10% discount. How much do you pay (in ₹)?
4. 4.By selling a study lamp for ₹64, a shopkeeper makes a loss of 20%. What did the study lamp cost the shopkeeper (in ₹)?
5. 5.Dev and Zoya together finish a job in 2 days. Dev alone takes 3 days. How many days would Zoya take alone?
6. 6.Find the amount when ₹50000 is invested at 15% per year compound interest for 2 years (in ₹).
7. 7.A shopkeeper buys a watch for ₹1000 and sells it for ₹1150. Find the profit percent.
8. 8.Marks of 4 friends in a quiz: 40, 28, 24, 32. What is their average mark?
9. 9.Find the simple interest on ₹3400 at 3% per year for 5 years (in ₹).
10. 10.After a 10% discount, a bicycle costs ₹1188. What was its marked price (in ₹)?
11. 11.A pressure cooker is marked at ₹660. The shop gives a 5% discount. How much do you pay (in ₹)?
12. 12.A water tank holds 3000 litres. 10% of the water is used. How many litres are left?
13. 13.Find the amount when ₹24000 is invested at 15% per year compound interest for 3 years (in ₹).
14. 14.By selling a school bag for ₹816, a shopkeeper makes a loss of 40%. What did the school bag cost the shopkeeper (in ₹)?
15. 15.By selling a table fan for ₹1078, a shopkeeper makes a loss of 30%. What did the table fan cost the shopkeeper (in ₹)?
16. 16.A price goes up by 50% and then goes up by 30% more. By what percent has it gone up in all? =
17. 17.After a 10% discount, a study lamp costs ₹1962. What was its marked price (in ₹)?
18. 18.Vivaan is 2 years older than Karan. In 7 years, the sum of their ages will be 58. How old is Karan now?
19. 19.Find the compound interest on ₹13750 at 12% per year for 2 years, added every year (in ₹).
20. 20.Rohan and Isha together finish a job in 2 days. Rohan alone takes 4 days. How many days would Isha take alone?
21. 21.A price comes down by 10% and then comes down by 40% more. By what percent has it come down in all? =
22. 22.By selling a school bag for ₹710, a shopkeeper makes a loss of 50%. What did the school bag cost the shopkeeper (in ₹)?
23. 23.A town has 3040 people. Its population grows by 30%. How many people live there now?
24. 24.A town has 2800 people. Its population grows by 10%. How many people live there now?
25. 25.What is the difference between the compound interest and the simple interest on ₹31600 at 10% per year for 2 years (in ₹)?
26. 26.A watch bought for ₹1060 is sold at a loss of 15%. What is the selling price (in ₹)?
27. 27.A shop sells an average of 70 kg of sugar a day for 6 days, and then 43 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
28. 28.The simple interest on ₹4200 for 1 year is ₹420. What is the rate of interest (% per year)?
29. 29.A bicycle is marked at ₹455. The shop takes 25% off, and then a further 20% off the new price. How much do you pay (in ₹)?
30. 30.Change 54 km/h into metres per second.
31. 31.Diya can finish a job in 16 days and Aditya in 14 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
32. 32.A water tank holds 3460 litres. 40% of the water is used. How many litres are left?
33. 33.Two discounts of 50% and 20%, one after the other, are the same as one discount of what percent? =
34. 34.Two discounts of 10% and 25%, one after the other, are the same as one discount of what percent? =
35. 35.Tara can finish a job in 6 days and Pooja in 22 days. Tara works alone for 3 days and then stops. Pooja finishes the rest. How many days does Pooja take?
36. 36.Change 108 km/h into metres per second.
37. 37.Dev works twice as fast as Kavya. Together they finish a job in 8 days. How many days would Kavya take alone?
38. 38.A shop sells 500 cups of tea a month. Next month it sells 25% more. How many cups does it sell next month?
39. 39.A car runs for 2 hours at 20 km/h and then for 4 hours at 41 km/h. What is its average speed for the whole journey (in km/h)?
40. 40.Marks of 6 friends in a quiz: 30, 40, 36, 46, 54, 52. What is their average mark?

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