Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 930 · 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.Find the amount when ₹32000 is invested at 5% per year compound interest for 3 years (in ₹).
2. 2.A pressure cooker is marked at ₹2080. The shop gives a 5% discount. How much do you pay (in ₹)?
3. 3.A shopkeeper buys a study lamp for ₹1740 and sells it for ₹1044. Find the loss percent.
4. 4.Dev’s batting average after 10 innings is 37 runs. How many runs must Dev score in the next innings to raise the average to 40?
5. 5.A pressure cooker is marked at ₹4040. The shop gives a 40% discount. How much do you pay (in ₹)?
6. 6.A table fan bought for ₹420 is sold at a profit of 30%. What is the selling price (in ₹)?
7. 7.A bus runs at 46 km/h. How far does it go in 30 minutes (in km)?
8. 8.Kavya works twice as fast as Rohan. Together they finish a job in 3 days. How many days would Rohan take alone?
9. 9.Rahul’s father is twice as old as Rahul. The sum of their ages is 15 years. How old is Rahul?
10. 10.By selling a pressure cooker for ₹594, a shopkeeper makes a profit of 10%. What did the pressure cooker cost the shopkeeper (in ₹)?
11. 11.Two discounts of 20% and 25%, one after the other, are the same as one discount of what percent? =
12. 12.A bicycle marked at ₹3940 is sold for ₹3349. What is the discount percent?
13. 13.Find the amount when ₹5500 is invested at 20% per year compound interest for 3 years (in ₹).
14. 14.A car runs for 2 hours at 35 km/h and then for 4 hours at 53 km/h. What is its average speed for the whole journey (in km/h)?
15. 15.Find the compound interest on ₹35000 at 8% per year for 2 years, added every year (in ₹).
16. 16.Marks of 5 friends in a quiz: 25, 27, 7, 12, 34. What is their average mark?
17. 17.Diya puts ₹10900 in a bank at 8% simple interest per year. How much will she have after 3 years (in ₹)?
18. 18.Kabir’s father is four times as old as Kabir. The sum of their ages is 35 years. How old is Kabir?
19. 19.Change 20 m/s into km/h.
20. 20.Saanvi is 3 years older than Arjun. In 3 years, the sum of their ages will be 39. How old is Arjun now?
21. 21.The simple interest on ₹8300 for 2 years is ₹2158. What is the rate of interest (% per year)?
22. 22.A shopkeeper buys a bicycle for ₹1540 and sells it for ₹2002. Find the profit percent.
23. 23.A shopkeeper buys a cricket bat for ₹420 and sells it for ₹315. Find the loss percent.
24. 24.Kabir cycles to his school at 24 km/h and comes back by the same road at 48 km/h. What is his average speed for the whole trip (in km/h)?
25. 25.A table fan is marked at ₹492. The shop takes 50% off, and then a further 50% off the new price. How much do you pay (in ₹)?
26. 26.After a 10% discount, a school bag costs ₹4122. What was its marked price (in ₹)?
27. 27.Meera is 5 years older than Priya. In 5 years, the sum of their ages will be 39. How old is Priya now?
28. 28.A shop sells an average of 38 kg of sugar a day for 6 days, and then 32 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
29. 29.The average of 5 numbers is 23. When one more number is added, the average becomes 26. What number was added?
30. 30.The average weight of 9 children is 28 kg. One child, who weighs 36 kg, leaves the group. What is the new average weight (in kg)?
31. 31.In 14 years, Rahul will be twice as old as Rahul was 2 years ago. How old is Rahul now?
32. 32.The average weight of 9 children is 27 kg. One child, who weighs 43 kg, leaves the group. What is the new average weight (in kg)?
33. 33.Saanvi works three times as fast as Tara. Together they finish a job in 2 days. How many days would Tara take alone?
34. 34.After a 25% discount, a watch costs ₹1155. What was its marked price (in ₹)?
35. 35.Isha can finish a job in 18 days and Zoya in 12 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
36. 36.10 years ago, Saanvi’s mother was three times as old as Saanvi. The mother is 28 years old now. How old is Saanvi now?
37. 37.A shopkeeper buys a school bag for ₹60 and sells it for ₹45. Find the loss percent.
38. 38.Farhan can finish a job in 13 days and Rohan in 17 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
39. 39.Two discounts of 10% and 50%, one after the other, are the same as one discount of what percent? =
40. 40.A shopkeeper buys a table fan for ₹1140 and sells it for ₹969. Find the loss percent.

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