Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 946 · 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.Marks of 5 friends in a quiz: 67, 82, 82, 54, 55. What is their average mark?
2. 2.A shopkeeper buys a pressure cooker for ₹300 and sells it for ₹330. Find the profit percent.
3. 3.The average weight of 11 children is 39 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
4. 4.Find the compound interest on ₹26875 at 12% per year for 2 years, added every year (in ₹).
5. 5.Meera can finish a job in 20 days and Ishaan in 13 days. What fraction of the job do they finish if they work together for 1 day? =
6. 6.Aarav is 7 years older than Meera. In 9 years, the sum of their ages will be 47. How old is Meera now?
7. 7.What is the difference between the compound interest and the simple interest on ₹47500 at 4% per year for 2 years (in ₹)?
8. 8.A table fan is marked at ₹2940. The shop gives a 20% discount. How much do you pay (in ₹)?
9. 9.Marks of 4 friends in a quiz: 88, 70, 63, 87. What is their average mark?
10. 10.Two discounts of 10% and 50%, one after the other, are the same as one discount of what percent? =
11. 11.Vivaan’s batting average after 15 innings is 42 runs. How many runs must Vivaan score in the next innings to raise the average to 46?
12. 12.Manav works three times as fast as Dev. Together they finish a job in 8 days. How many days would Dev take alone?
13. 13.A bus runs at 88 km/h. How far does it go in 15 minutes (in km)?
14. 14.Meera’s father is four times as old as Meera. The sum of their ages is 70 years. How old is Meera?
15. 15.A study lamp marked at ₹780 is sold for ₹741. What is the discount percent?
16. 16.A shop sells an average of 70 kg of sugar a day for 2 days, and then 60 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
17. 17.Diya puts ₹9900 in a bank at 5% simple interest per year. How much will she have after 1 year (in ₹)?
18. 18.Rohan works twice as fast as Kabir. Together they finish a job in 7 days. How many days would Kabir take alone?
19. 19.The average weight of 7 children is 29 kg. One child, who weighs 35 kg, leaves the group. What is the new average weight (in kg)?
20. 20.Vivaan can finish a job in 10 days and Zoya in 4 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
21. 21.The price of a bicycle is ₹1120. It goes up by 40%. What is the new price (in ₹)?
22. 22.The simple interest on ₹6300 for 3 years is ₹567. What is the rate of interest (% per year)?
23. 23.A shop sells an average of 73 kg of sugar a day for 4 days, and then 40 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
24. 24.Sneha can finish a job in 2 days and Isha in 3 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
25. 25.Find the compound interest on ₹32800 at 5% per year for 2 years, added every year (in ₹).
26. 26.A shopkeeper buys a watch for ₹120 and sells it for ₹96. Find the loss percent.
27. 27.A bicycle is marked at ₹860. The shop gives a 10% discount. How much do you pay (in ₹)?
28. 28.A water tank holds 4680 litres. 30% of the water is used. How many litres are left?
29. 29.Vivaan is 3 years older than Kavya. In 7 years, the sum of their ages will be 59. How old is Kavya now?
30. 30.How many minutes does a car take to go 63 km at 60 km/h?
31. 31.Change 36 km/h into metres per second.
32. 32.Rohan can finish a job in 5 days and Vivaan in 6 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
33. 33.Find the simple interest on ₹1400 at 11% per year for 1 year (in ₹).
34. 34.Rohan’s father is three times as old as Rohan. The sum of their ages is 40 years. How old is Rohan?
35. 35.Find the amount when ₹23250 is invested at 20% per year compound interest for 3 years (in ₹).
36. 36.A shopkeeper buys a school bag for ₹1620 and sells it for ₹1458. Find the loss percent.
37. 37.Diya puts ₹10300 in a bank at 7% simple interest per year. How much will she have after 5 years (in ₹)?
38. 38.A school bag is marked at ₹3900. The shop takes 10% off, and then a further 10% off the new price. How much do you pay (in ₹)?
39. 39.A pressure cooker is marked at ₹180. The shop gives a 50% discount. How much do you pay (in ₹)?
40. 40.A cricket bat is marked at ₹1580. The shop gives a 25% discount. How much do you pay (in ₹)?

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