Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 874 · 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.A price comes down by 40% and then comes down by 25% more. By what percent has it come down in all? =
2. 2.Find the simple interest on ₹6300 at 9% per year for 2 years (in ₹).
3. 3.A table fan bought for ₹880 is sold at a profit of 20%. What is the selling price (in ₹)?
4. 4.What is the difference between the compound interest and the simple interest on ₹13200 at 5% per year for 2 years (in ₹)?
5. 5.A price goes up by 50% and then comes down by 25%. By what percent has it gone up in all? =
6. 6.In how many years will ₹12500 earn ₹6000 as simple interest at 12% per year?
7. 7.The simple interest on ₹18800 for 3 years is ₹8460. What is the rate of interest (% per year)?
8. 8.A price goes up by 10% and then goes up by 50% more. By what percent has it gone up in all? =
9. 9.How many minutes does a car take to go 42 km at 56 km/h?
10. 10.Isha’s father is twice as old as Isha. The sum of their ages is 27 years. How old is Isha?
11. 11.A pair of shoes marked at ₹760 is sold for ₹456. What is the discount percent?
12. 12.Two discounts of 20% and 50%, one after the other, are the same as one discount of what percent? =
13. 13.After a 50% discount, a cricket bat costs ₹2290. What was its marked price (in ₹)?
14. 14.Marks of 4 friends in a quiz: 41, 39, 31, 9. What is their average mark?
15. 15.Sneha’s father is three times as old as Sneha. The sum of their ages is 24 years. How old is Sneha?
16. 16.After a 5% discount, a cricket bat costs ₹2850. What was its marked price (in ₹)?
17. 17.In how many years will ₹18400 earn ₹7176 as simple interest at 13% per year?
18. 18.By selling a table fan for ₹1403, a shopkeeper makes a profit of 15%. What did the table fan cost the shopkeeper (in ₹)?
19. 19.Diya can finish a job in 4 days and Sneha in 16 days. Diya works alone for 3 days and then stops. Sneha finishes the rest. How many days does Sneha take?
20. 20.A study lamp is marked at ₹1275. The shop takes 20% off, and then a further 20% off the new price. How much do you pay (in ₹)?
21. 21.Kabir works three times as fast as Ananya. Together they finish a job in 12 days. How many days would Ananya take alone?
22. 22.A school bag is marked at ₹4460. The shop gives a 50% discount. How much do you pay (in ₹)?
23. 23.In how many years will ₹16200 earn ₹9720 as simple interest at 12% per year?
24. 24.A watch bought for ₹1800 is sold at a profit of 20%. What is the selling price (in ₹)?
25. 25.By selling a school bag for ₹1692, a shopkeeper makes a loss of 10%. What did the school bag cost the shopkeeper (in ₹)?
26. 26.Find the amount when ₹13125 is invested at 4% per year compound interest for 2 years (in ₹).
27. 27.The price of a school bag changes from ₹880 to ₹792. By what percent did it come down?
28. 28.Two discounts of 10% and 10%, one after the other, are the same as one discount of what percent? =
29. 29.A shopkeeper buys a watch for ₹1880 and sells it for ₹1692. Find the loss percent.
30. 30.Manav’s father is five times as old as Manav. The sum of their ages is 84 years. How old is the father?
31. 31.The price of a bicycle is ₹1020. It goes up by 25%. What is the new price (in ₹)?
32. 32.Marks of 4 friends in a quiz: 31, 12, 22, 43. What is their average mark?
33. 33.A bicycle marked at ₹620 is sold for ₹465. What is the discount percent?
34. 34.Diya can finish a job in 20 days and Aarav in 2 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
35. 35.The price of a bicycle is ₹260. It goes up by 15%. What is the new price (in ₹)?
36. 36.Kabir cycles to his school at 10 km/h and comes back by the same road at 90 km/h. What is his average speed for the whole trip (in km/h)?
37. 37.Diya puts ₹19100 in a bank at 7% simple interest per year. How much will she have after 2 years (in ₹)?
38. 38.A pressure cooker is marked at ₹550. The shop takes 20% off, and then a further 25% off the new price. How much do you pay (in ₹)?
39. 39.A bus runs at 84 km/h. How far does it go in 90 minutes (in km)?
40. 40.Pooja can finish a job in 12 days and Kavya in 2 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =

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