Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 149 · 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 shopkeeper buys a table fan for ₹480 and sells it for ₹600. Find the profit percent.
2. 2.Marks of 5 friends in a quiz: 48, 70, 70, 44, 43. What is their average mark?
3. 3.The price of a school bag changes from ₹4500 to ₹4050. By what percent did it come down?
4. 4.A town has 4560 people. Its population grows by 15%. How many people live there now?
5. 5.Find the amount when ₹18500 is invested at 20% per year compound interest for 3 years (in ₹).
6. 6.By selling a bicycle for ₹810, a shopkeeper makes a loss of 10%. What did the bicycle cost the shopkeeper (in ₹)?
7. 7.Vivaan can finish a job in 8 days and Rohan in 6 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
8. 8.A price goes up by 20% and then goes up by 30% more. By what percent has it gone up in all? =
9. 9.A water tank holds 1140 litres. 10% of the water is used. How many litres are left?
10. 10.A pressure cooker is marked at ₹620. The shop gives a 30% discount. How much do you pay (in ₹)?
11. 11.In 29 years, Zoya will be twice as old as Zoya was 4 years ago. How old is Zoya now?
12. 12.Kavya’s father is twice as old as Kavya. The sum of their ages is 15 years. How old is the father?
13. 13.By selling a watch for ₹72, a shopkeeper makes a loss of 10%. What did the watch cost the shopkeeper (in ₹)?
14. 14.In how many years will ₹900 earn ₹90 as simple interest at 2% per year?
15. 15.A shopkeeper buys a school bag for ₹1260 and sells it for ₹1449. Find the profit percent.
16. 16.A pressure cooker is marked at ₹340. The shop gives a 20% discount. How much do you pay (in ₹)?
17. 17.A bicycle is marked at ₹840. The shop takes 25% off, and then a further 10% off the new price. How much do you pay (in ₹)?
18. 18.What is the difference between the compound interest and the simple interest on ₹10200 at 10% per year for 2 years (in ₹)?
19. 19.Find the simple interest on ₹19900 at 10% per year for 3 years (in ₹).
20. 20.Karan works twice as fast as Kabir. Together they finish a job in 4 days. How many days would Kabir take alone?
21. 21.A shop sells an average of 37 kg of sugar a day for 4 days, and then 73 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
22. 22.The simple interest on ₹3700 for 2 years is ₹444. What is the rate of interest (% per year)?
23. 23.Isha can finish a job in 13 days and Zoya in 17 days. What fraction of the job do they finish if they work together for 3 days? =
24. 24.By selling a pair of shoes for ₹464, a shopkeeper makes a loss of 20%. What did the pair of shoes cost the shopkeeper (in ₹)?
25. 25.A shopkeeper buys a pair of shoes for ₹1200 and sells it for ₹1020. Find the loss percent.
26. 26.A shop sells 2060 cups of tea a month. Next month it sells 15% more. How many cups does it sell next month?
27. 27.Kabir’s batting average after 12 innings is 40 runs. How many runs must Kabir score in the next innings to raise the average to 44?
28. 28.A bicycle marked at ₹2120 is sold for ₹1802. What is the discount percent?
29. 29.Marks of 6 friends in a quiz: 34, 48, 26, 21, 37, 38. What is their average mark?
30. 30.A bus runs at 54 km/h. How far does it go in 90 minutes (in km)?
31. 31.The price of a bicycle is ₹1240. It goes up by 5%. What is the new price (in ₹)?
32. 32.Find the amount when ₹23600 is invested at 10% per year compound interest for 2 years (in ₹).
33. 33.Change 90 km/h into metres per second.
34. 34.Dev can finish a job in 10 days and Diya in 6 days. What fraction of the job do they finish if they work together for 2 days? =
35. 35.A water tank holds 1220 litres. 50% of the water is used. How many litres are left?
36. 36.A shop sells an average of 35 kg of sugar a day for 3 days, and then 20 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
37. 37.Aditya can finish a job in 17 days and Aarav in 7 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
38. 38.In 11 years, Farhan will be three times as old as Farhan was 5 years ago. How old is Farhan now?
39. 39.After a 20% discount, a watch costs ₹1888. What was its marked price (in ₹)?
40. 40.Change 35 m/s into km/h.

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