Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 572 · 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 shop sells an average of 52 kg of sugar a day for 2 days, and then 38 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
2. 2.By selling a bicycle for ₹1200, a shopkeeper makes a profit of 50%. What did the bicycle cost the shopkeeper (in ₹)?
3. 3.A town has 3920 people. Its population grows by 40%. How many people live there now?
4. 4.Rohan’s father is twice as old as Rohan. The sum of their ages is 21 years. How old is Rohan?
5. 5.By selling a watch for ₹1428, a shopkeeper makes a profit of 5%. What did the watch cost the shopkeeper (in ₹)?
6. 6.A watch is marked at ₹4280. The shop gives a 50% discount. How much do you pay (in ₹)?
7. 7.The simple interest on ₹14400 for 5 years is ₹1440. What is the rate of interest (% per year)?
8. 8.Change 18 km/h into metres per second.
9. 9.Rahul can finish a job in 12 days and Pooja in 8 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
10. 10.The price of a bicycle is ₹2460. It goes up by 10%. What is the new price (in ₹)?
11. 11.The average of 5 numbers is 51. When one more number is added, the average becomes 52. What number was added?
12. 12.Karan and Ishaan together finish a job in 2 days. Karan alone takes 3 days. How many days would Ishaan take alone?
13. 13.Marks of 5 friends in a quiz: 26, 50, 26, 25, 48. What is their average mark?
14. 14.A shop sells an average of 70 kg of sugar a day for 2 days, and then 61 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
15. 15.The price of a bicycle is ₹2400. It goes up by 5%. What is the new price (in ₹)?
16. 16.A shopkeeper buys a watch for ₹420 and sells it for ₹294. Find the loss percent.
17. 17.Marks of 6 friends in a quiz: 53, 57, 50, 62, 64, 20. What is their average mark?
18. 18.A shop sells an average of 75 kg of sugar a day for 4 days, and then 42 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
19. 19.A town has 2940 people. Its population grows by 10%. How many people live there now?
20. 20.A shop sells 60 cups of tea a month. Next month it sells 25% more. How many cups does it sell next month?
21. 21.Tara can finish a job in 16 days and Kabir in 8 days. What fraction of the job do they finish if they work together for 1 day? =
22. 22.The average weight of 9 children is 28 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
23. 23.Find the compound interest on ₹13000 at 10% per year for 2 years, added every year (in ₹).
24. 24.Two discounts of 10% and 10%, one after the other, are the same as one discount of what percent? =
25. 25.By selling a cricket bat for ₹1500, a shopkeeper makes a profit of 50%. What did the cricket bat cost the shopkeeper (in ₹)?
26. 26.A water tank holds 2800 litres. 15% of the water is used. How many litres are left?
27. 27.A watch is marked at ₹620. The shop gives a 25% discount. How much do you pay (in ₹)?
28. 28.A town has 460 people. Its population grows by 15%. How many people live there now?
29. 29.Meera’s father is twice as old as Meera. The sum of their ages is 39 years. How old is the father?
30. 30.Rohan’s father is twice as old as Rohan. The sum of their ages is 27 years. How old is Rohan?
31. 31.Find the compound interest on ₹2700 at 10% per year for 2 years, added every year (in ₹).
32. 32.7 years ago, Kabir’s mother was three times as old as Kabir. The mother is 28 years old now. How old is Kabir now?
33. 33.Kabir can finish a job in 13 days and Sneha in 14 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
34. 34.Find the amount when ₹48000 is invested at 5% per year compound interest for 3 years (in ₹).
35. 35.A price goes up by 30% and then goes up by 10% more. By what percent has it gone up in all? =
36. 36.A shop sells an average of 31 kg of sugar a day for 5 days, and then 39 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
37. 37.Kavya can finish a job in 16 days and Farhan in 4 days. What fraction of the job do they finish if they work together for 2 days? =
38. 38.A pair of shoes bought for ₹360 is sold at a loss of 5%. What is the selling price (in ₹)?
39. 39.The average of 4 numbers is 56. When one more number is added, the average becomes 62. What number was added?
40. 40.The simple interest on ₹2700 for 4 years is ₹972. What is the rate of interest (% per year)?

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