Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 723 · 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.After a 10% discount, a watch costs ₹1566. What was its marked price (in ₹)?
2. 2.Aditya and Sneha together finish a job in 6 days. Aditya alone takes 10 days. How many days would Sneha take alone?
3. 3.A price goes up by 50% and then comes down by 15%. By what percent has it gone up in all? =
4. 4.By selling a watch for ₹56, a shopkeeper makes a loss of 30%. What did the watch cost the shopkeeper (in ₹)?
5. 5.Karan’s father is five times as old as Karan. The sum of their ages is 30 years. How old is the father?
6. 6.Priya is 9 years older than Kavya. In 5 years, the sum of their ages will be 31. How old is Kavya now?
7. 7.Ananya and Aditya together finish a job in 4 days. Ananya alone takes 5 days. How many days would Aditya take alone?
8. 8.Manav’s father is four times as old as Manav. The sum of their ages is 65 years. How old is the father?
9. 9.In 13 years, Pooja will be three times as old as Pooja was 3 years ago. How old is Pooja now?
10. 10.Change 18 km/h into metres per second.
11. 11.Ishaan can finish a job in 13 days and Kabir in 18 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
12. 12.Marks of 6 friends in a quiz: 89, 69, 69, 77, 92, 96. What is their average mark?
13. 13.The price of a school bag changes from ₹3380 to ₹4056. By what percent did it go up?
14. 14.Kabir’s batting average after 15 innings is 22 runs. How many runs must Kabir score in the next innings to raise the average to 27?
15. 15.A car runs for 2 hours at 41 km/h and then for 2 hours at 57 km/h. What is its average speed for the whole journey (in km/h)?
16. 16.Find the simple interest on ₹1200 at 9% per year for 4 years (in ₹).
17. 17.A pressure cooker marked at ₹3440 is sold for ₹1720. What is the discount percent?
18. 18.A price comes down by 10% and then comes down by 10% more. By what percent has it come down in all? =
19. 19.A cricket bat marked at ₹4860 is sold for ₹3888. What is the discount percent?
20. 20.A table fan is marked at ₹535. The shop takes 20% off, and then a further 50% off the new price. How much do you pay (in ₹)?
21. 21.The simple interest on ₹8200 for 2 years is ₹492. What is the rate of interest (% per year)?
22. 22.Arjun’s batting average after 7 innings is 40 runs. How many runs must Arjun score in the next innings to raise the average to 43?
23. 23.A shop sells an average of 40 kg of sugar a day for 3 days, and then 33 kg a day for the next 4 days. What is the average sale per day for all 7 days (in kg)?
24. 24.What sum of money earns ₹741 simple interest in 3 years at 13% per year (in ₹)?
25. 25.The average weight of 6 children is 36 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
26. 26.After a 10% discount, a pressure cooker costs ₹1926. What was its marked price (in ₹)?
27. 27.Meera is 7 years older than Zoya. In 4 years, the sum of their ages will be 73. How old is Zoya now?
28. 28.The price of a school bag changes from ₹4960 to ₹3968. By what percent did it come down?
29. 29.Isha works twice as fast as Diya. Together they finish a job in 5 days. How many days would Diya take alone?
30. 30.Find the compound interest on ₹50000 at 5% per year for 2 years, added every year (in ₹).
31. 31.The price of a bicycle is ₹480. It goes up by 40%. What is the new price (in ₹)?
32. 32.How many minutes does a car take to go 27 km at 36 km/h?
33. 33.Two discounts of 50% and 50%, one after the other, are the same as one discount of what percent? =
34. 34.A price comes down by 40% and then comes down by 40% more. By what percent has it come down in all? =
35. 35.Marks of 5 friends in a quiz: 50, 26, 41, 50, 8. What is their average mark?
36. 36.Find the amount when ₹30000 is invested at 12% per year compound interest for 2 years (in ₹).
37. 37.In 25 years, Zoya will be twice as old as Zoya was 3 years ago. How old is Zoya now?
38. 38.Two discounts of 10% and 10%, one after the other, are the same as one discount of what percent? =
39. 39.By selling a study lamp for ₹345, a shopkeeper makes a profit of 15%. What did the study lamp cost the shopkeeper (in ₹)?
40. 40.Kabir cycles to his school at 28 km/h and comes back by the same road at 21 km/h. What is his average speed for the whole trip (in km/h)?

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