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Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 327 · 40 questions
TalentJR

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.

NameDateTime takenScore ___ / 40
  1. 1.Change 36 km/h into metres per second.
  2. 2.Change 18 km/h into metres per second.
  3. 3.A table fan is marked at ₹900. The shop gives a 50% discount. How much do you pay (in ₹)?
  4. 4.The price of a school bag changes from ₹3300 to ₹3135. By what percent did it come down?
  5. 5.By selling a school bag for ₹735, a shopkeeper makes a loss of 25%. What did the school bag cost the shopkeeper (in ₹)?
  6. 6.Rahul is 6 years older than Diya. In 4 years, the sum of their ages will be 74. How old is Diya now?
  7. 7.After a 50% discount, a pair of shoes costs ₹1730. What was its marked price (in ₹)?
  8. 8.Marks of 6 friends in a quiz: 79, 68, 60, 78, 70, 53. What is their average mark?
  9. 9.The price of a school bag changes from ₹340 to ₹425. By what percent did it go up?
  10. 10.A study lamp marked at ₹660 is sold for ₹627. What is the discount percent?
  11. 11.Find the compound interest on ₹13200 at 10% per year for 2 years, added every year (in ₹).
  12. 12.Marks of 6 friends in a quiz: 79, 71, 79, 85, 71, 65. What is their average mark?
  13. 13.The average weight of 11 children is 31 kg. One child, who weighs 41 kg, leaves the group. What is the new average weight (in kg)?
  14. 14.The average weight of 12 children is 31 kg. One child, who weighs 42 kg, leaves the group. What is the new average weight (in kg)?
  15. 15.Two discounts of 10% and 25%, one after the other, are the same as one discount of what percent? =
  16. 16.A shopkeeper buys a pair of shoes for ₹1640 and sells it for ₹1722. Find the profit percent.
  17. 17.In how many years will ₹6500 earn ₹520 as simple interest at 8% per year?
  18. 18.Diya puts ₹6100 in a bank at 13% simple interest per year. How much will she have after 3 years (in ₹)?
  19. 19.Marks of 4 friends in a quiz: 52, 42, 36, 30. What is their average mark?
  20. 20.What is the difference between the compound interest and the simple interest on ₹50000 at 8% per year for 2 years (in ₹)?
  21. 21.Sneha’s father is five times as old as Sneha. The sum of their ages is 30 years. How old is the father?
  22. 22.In 12 years, Priya will be three times as old as Priya was 4 years ago. How old is Priya now?
  23. 23.A price comes down by 25% and then comes down by 10% more. By what percent has it come down in all? =
  24. 24.Kavya’s father is three times as old as Kavya. The sum of their ages is 32 years. How old is Kavya?
  25. 25.Priya is 7 years older than Pooja. In 3 years, the sum of their ages will be 29. How old is Pooja now?
  26. 26.A water tank holds 140 litres. 30% of the water is used. How many litres are left?
  27. 27.Change 72 km/h into metres per second.
  28. 28.A school bag is marked at ₹460. The shop takes 50% off, and then a further 10% off the new price. How much do you pay (in ₹)?
  29. 29.A water tank holds 2660 litres. 40% of the water is used. How many litres are left?
  30. 30.In 16 years, Farhan will be twice as old as Farhan was 5 years ago. How old is Farhan now?
  31. 31.Diya puts ₹12300 in a bank at 8% simple interest per year. How much will she have after 4 years (in ₹)?
  32. 32.A water tank holds 3400 litres. 25% of the water is used. How many litres are left?
  33. 33.A price goes up by 30% and then goes up by 25% more. By what percent has it gone up in all? =
  34. 34.Zoya’s father is five times as old as Zoya. The sum of their ages is 48 years. How old is Zoya?
  35. 35.What is the difference between the compound interest and the simple interest on ₹44900 at 20% per year for 2 years (in ₹)?
  36. 36.A bicycle marked at ₹1200 is sold for ₹600. What is the discount percent?
  37. 37.A price goes up by 5% and then goes up by 50% more. By what percent has it gone up in all? =
  38. 38.Ishaan and Manav together finish a job in 4 days. Ishaan alone takes 8 days. How many days would Manav take alone?
  39. 39.Diya puts ₹7400 in a bank at 4% simple interest per year. How much will she have after 4 years (in ₹)?
  40. 40.A bicycle bought for ₹900 is sold at a profit of 40%. What is the selling price (in ₹)?

Answer key

  1. 10
  2. 5
  3. 450
  4. 5
  5. 980
  6. 30
  7. 3460
  8. 68
  9. 25
  10. 5
  11. 2772
  12. 75
  13. 30
  14. 30
  15. 32.5
  16. 5
  17. 1
  18. 8479
  19. 40
  20. 320
  21. 25
  22. 12
  23. 32.5
  24. 8
  25. 8
  26. 98
  27. 20
  28. 207
  29. 1596
  30. 26
  31. 16236
  32. 2550
  33. 62.5
  34. 8
  35. 1796
  36. 50
  37. 57.5
  38. 8
  39. 8584
  40. 1260

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