Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 558 · 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 bicycle bought for ₹920 is sold at a loss of 50%. What is the selling price (in ₹)?
2. 2.Ishaan’s father is five times as old as Ishaan. The sum of their ages is 84 years. How old is Ishaan?
3. 3.Rohan can finish a job in 7 days and Sneha in 28 days. Rohan works alone for 1 day and then stops. Sneha finishes the rest. How many days does Sneha take?
4. 4.A cricket bat is marked at ₹1660. The shop gives a 5% discount. How much do you pay (in ₹)?
5. 5.A pressure cooker is marked at ₹480. The shop takes 10% off, and then a further 50% off the new price. How much do you pay (in ₹)?
6. 6.A price comes down by 40% and then comes down by 10% more. By what percent has it come down in all? =
7. 7.A car runs for 2 hours at 24 km/h and then for 2 hours at 22 km/h. What is its average speed for the whole journey (in km/h)?
8. 8.Saanvi’s father is four times as old as Saanvi. The sum of their ages is 55 years. How old is Saanvi?
9. 9.A car runs for 4 hours at 53 km/h and then for 4 hours at 59 km/h. What is its average speed for the whole journey (in km/h)?
10. 10.A cricket bat is marked at ₹505. The shop takes 50% off, and then a further 20% off the new price. How much do you pay (in ₹)?
11. 11.Kavya and Vivaan together finish a job in 2 days. Kavya alone takes 3 days. How many days would Vivaan take alone?
12. 12.The price of a bicycle is ₹1480. It goes up by 20%. What is the new price (in ₹)?
13. 13.By selling a pressure cooker for ₹320, a shopkeeper makes a loss of 50%. What did the pressure cooker cost the shopkeeper (in ₹)?
14. 14.The price of a school bag changes from ₹1720 to ₹1892. By what percent did it go up?
15. 15.Rohan can finish a job in 14 days and Kabir in 11 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
16. 16.Two discounts of 50% and 50%, one after the other, are the same as one discount of what percent? =
17. 17.After a 15% discount, a study lamp costs ₹1479. What was its marked price (in ₹)?
18. 18.What is the difference between the compound interest and the simple interest on ₹2500 at 4% per year for 2 years (in ₹)?
19. 19.Diya puts ₹6300 in a bank at 9% simple interest per year. How much will she have after 1 year (in ₹)?
20. 20.A shop sells an average of 23 kg of sugar a day for 3 days, and then 32 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
21. 21.Find the simple interest on ₹15000 at 11% per year for 2 years (in ₹).
22. 22.2 years ago, Ananya’s mother was four times as old as Ananya. The mother is 18 years old now. How old is Ananya now?
23. 23.A watch bought for ₹320 is sold at a loss of 25%. What is the selling price (in ₹)?
24. 24.A car runs for 1 hour at 50 km/h and then for 1 hour at 72 km/h. What is its average speed for the whole journey (in km/h)?
25. 25.What is the difference between the compound interest and the simple interest on ₹48200 at 20% per year for 2 years (in ₹)?
26. 26.A price goes up by 20% and then comes down by 5%. By what percent has it gone up in all? =
27. 27.Rohan can finish a job in 9 days and Dev in 18 days. Rohan works alone for 3 days and then stops. Dev finishes the rest. How many days does Dev take?
28. 28.A school bag marked at ₹300 is sold for ₹285. What is the discount percent?
29. 29.A water tank holds 160 litres. 25% of the water is used. How many litres are left?
30. 30.In 25 years, Aditya will be twice as old as Aditya was 3 years ago. How old is Aditya now?
31. 31.By selling a watch for ₹250, a shopkeeper makes a loss of 50%. What did the watch cost the shopkeeper (in ₹)?
32. 32.A price goes up by 50% and then goes up by 40% more. By what percent has it gone up in all? =
33. 33.Find the simple interest on ₹4400 at 5% per year for 2 years (in ₹).
34. 34.A shopkeeper buys a cricket bat for ₹580 and sells it for ₹348. Find the loss percent.
35. 35.In 19 years, Rahul will be twice as old as Rahul was 5 years ago. How old is Rahul now?
36. 36.The average of 6 numbers is 57. When one more number is added, the average becomes 59. What number was added?
37. 37.9 years ago, Sneha’s mother was three times as old as Sneha. The mother is 27 years old now. How old is Sneha now?
38. 38.A pressure cooker is marked at ₹1640. The shop takes 25% off, and then a further 10% off the new price. How much do you pay (in ₹)?
39. 39.6 years ago, Karan’s mother was three times as old as Karan. The mother is 21 years old now. How old is Karan now?
40. 40.The average of 5 numbers is 45. When one more number is added, the average becomes 47. What number was added?

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