Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 332 · 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.Ishaan can finish a job in 17 days and Manav in 7 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
2. 2.Find the amount when ₹12800 is invested at 15% per year compound interest for 2 years (in ₹).
3. 3.The price of a school bag changes from ₹2320 to ₹2668. By what percent did it go up?
4. 4.A shop sells an average of 30 kg of sugar a day for 6 days, and then 41 kg a day for the next 5 days. What is the average sale per day for all 11 days (in kg)?
5. 5.In 7 years, Arjun will be twice as old as Arjun was 6 years ago. How old is Arjun now?
6. 6.By selling a pressure cooker for ₹513, a shopkeeper makes a loss of 5%. What did the pressure cooker cost the shopkeeper (in ₹)?
7. 7.4 years ago, Meera’s mother was three times as old as Meera. The mother is 19 years old now. How old is Meera now?
8. 8.Change 108 km/h into metres per second.
9. 9.A school bag bought for ₹340 is sold at a profit of 15%. What is the selling price (in ₹)?
10. 10.The price of a school bag changes from ₹1480 to ₹1628. By what percent did it go up?
11. 11.A price goes up by 40% and then goes up by 5% more. By what percent has it gone up in all? =
12. 12.The average of 9 numbers is 36. When one more number is added, the average becomes 39. What number was added?
13. 13.By selling a bicycle for ₹342, a shopkeeper makes a loss of 10%. What did the bicycle cost the shopkeeper (in ₹)?
14. 14.What is the difference between the compound interest and the simple interest on ₹12500 at 10% per year for 2 years (in ₹)?
15. 15.The average of 4 numbers is 22. When one more number is added, the average becomes 28. What number was added?
16. 16.10 years ago, Manav’s mother was four times as old as Manav. The mother is 26 years old now. How old is Manav now?
17. 17.A pressure cooker marked at ₹4880 is sold for ₹3416. What is the discount percent?
18. 18.A pressure cooker marked at ₹1520 is sold for ₹1216. What is the discount percent?
19. 19.A price goes up by 10% and then goes up by 25% more. By what percent has it gone up in all? =
20. 20.The price of a bicycle is ₹3660. It goes up by 30%. What is the new price (in ₹)?
21. 21.The average of 7 numbers is 39. When one more number is added, the average becomes 45. What number was added?
22. 22.Find the compound interest on ₹32000 at 5% per year for 3 years, added every year (in ₹).
23. 23.A shopkeeper buys a pair of shoes for ₹760 and sells it for ₹380. Find the loss percent.
24. 24.The price of a school bag changes from ₹4060 to ₹3857. By what percent did it come down?
25. 25.A study lamp is marked at ₹775. The shop takes 20% off, and then a further 20% off the new price. How much do you pay (in ₹)?
26. 26.Change 90 km/h into metres per second.
27. 27.A shop sells an average of 67 kg of sugar a day for 6 days, and then 32 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
28. 28.After a 5% discount, a table fan costs ₹2926. What was its marked price (in ₹)?
29. 29.By selling a pair of shoes for ₹2492, a shopkeeper makes a profit of 40%. What did the pair of shoes cost the shopkeeper (in ₹)?
30. 30.Find the amount when ₹18000 is invested at 10% per year compound interest for 3 years (in ₹).
31. 31.Sneha’s father is four times as old as Sneha. The sum of their ages is 60 years. How old is the father?
32. 32.Aditya is 10 years older than Vivaan. In 10 years, the sum of their ages will be 88. How old is Vivaan now?
33. 33.Sneha can finish a job in 28 days and Rahul in 20 days. Sneha works alone for 7 days and then stops. Rahul finishes the rest. How many days does Rahul take?
34. 34.2 years ago, Zoya’s mother was four times as old as Zoya. The mother is 50 years old now. How old is Zoya now?
35. 35.A study lamp marked at ₹5000 is sold for ₹4000. What is the discount percent?
36. 36.A bicycle bought for ₹1080 is sold at a loss of 30%. What is the selling price (in ₹)?
37. 37.Nisha can finish a job in 16 days and Ananya in 10 days. Nisha works alone for 8 days and then stops. Ananya finishes the rest. How many days does Ananya take?
38. 38.The simple interest on ₹7400 for 5 years is ₹5550. What is the rate of interest (% per year)?
39. 39.A price goes up by 50% and then comes down by 30%. By what percent has it gone up in all? =
40. 40.Diya puts ₹18600 in a bank at 10% simple interest per year. How much will she have after 3 years (in ₹)?

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