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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 478 · 40 questions
TalentJR

The method (Think in totals): Average = total ÷ how many; total = average × how many. A number added or removed: compare the new total with the old total. Two groups together: add the two totals, then divide by everyone.

NameDateTime takenScore ___ / 40
  1. 1.A shop sells an average of 48 kg of sugar a day for 2 days, and then 51 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  2. 2.Marks of 4 friends in a quiz: 15, 12, 13, 60. What is their average mark?
  3. 3.A shop sells an average of 26 kg of sugar a day for 3 days, and then 47 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  4. 4.The average weight of 5 children is 31 kg. One child, who weighs 39 kg, leaves the group. What is the new average weight (in kg)?
  5. 5.Marks of 5 friends in a quiz: 37, 31, 14, 8, 25. What is their average mark?
  6. 6.The average of 9 numbers is 20. When one more number is added, the average becomes 22. What number was added?
  7. 7.Marks of 5 friends in a quiz: 22, 46, 46, 28, 28. What is their average mark?
  8. 8.Marks of 4 friends in a quiz: 59, 59, 50, 16. What is their average mark?
  9. 9.Kabir’s batting average after 12 innings is 22 runs. How many runs must Kabir score in the next innings to raise the average to 26?
  10. 10.Aarav’s batting average after 12 innings is 25 runs. How many runs must Aarav score in the next innings to raise the average to 28?
  11. 11.Marks of 6 friends in a quiz: 34, 31, 23, 21, 15, 44. What is their average mark?
  12. 12.Zoya’s batting average after 11 innings is 47 runs. How many runs must Zoya score in the next innings to raise the average to 51?
  13. 13.Meera’s batting average after 11 innings is 45 runs. How many runs must Meera score in the next innings to raise the average to 46?
  14. 14.Priya’s batting average after 7 innings is 20 runs. How many runs must Priya score in the next innings to raise the average to 25?
  15. 15.The average of 9 numbers is 28. When one more number is added, the average becomes 34. What number was added?
  16. 16.A shop sells an average of 26 kg of sugar a day for 4 days, and then 44 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  17. 17.The average of 8 numbers is 22. When one more number is added, the average becomes 25. What number was added?
  18. 18.The average of 6 numbers is 18. When one more number is added, the average becomes 20. What number was added?
  19. 19.The average weight of 7 children is 31 kg. One child, who weighs 43 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.A shop sells an average of 44 kg of sugar a day for 6 days, and then 56 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  21. 21.The average weight of 6 children is 43 kg. One child, who weighs 58 kg, leaves the group. What is the new average weight (in kg)?
  22. 22.Marks of 4 friends in a quiz: 29, 42, 26, 15. What is their average mark?
  23. 23.Sneha’s batting average after 10 innings is 22 runs. How many runs must Sneha score in the next innings to raise the average to 25?
  24. 24.Marks of 5 friends in a quiz: 16, 26, 25, 40, 18. What is their average mark?
  25. 25.The average weight of 9 children is 33 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  26. 26.Aarav’s batting average after 6 innings is 40 runs. How many runs must Aarav score in the next innings to raise the average to 44?
  27. 27.A shop sells an average of 25 kg of sugar a day for 5 days, and then 75 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  28. 28.A shop sells an average of 34 kg of sugar a day for 4 days, and then 61 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  29. 29.Kavya’s batting average after 6 innings is 33 runs. How many runs must Kavya score in the next innings to raise the average to 37?
  30. 30.The average weight of 5 children is 30 kg. One child, who weighs 38 kg, leaves the group. What is the new average weight (in kg)?
  31. 31.A shop sells an average of 73 kg of sugar a day for 2 days, and then 24 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  32. 32.Marks of 5 friends in a quiz: 35, 35, 24, 28, 68. What is their average mark?
  33. 33.A shop sells an average of 78 kg of sugar a day for 3 days, and then 29 kg a day for the next 4 days. What is the average sale per day for all 7 days (in kg)?
  34. 34.Marks of 5 friends in a quiz: 31, 22, 38, 12, 17. What is their average mark?
  35. 35.Rahul’s batting average after 15 innings is 47 runs. How many runs must Rahul score in the next innings to raise the average to 48?
  36. 36.Marks of 4 friends in a quiz: 39, 41, 36, 48. What is their average mark?
  37. 37.The average of 4 numbers is 26. When one more number is added, the average becomes 28. What number was added?
  38. 38.The average weight of 12 children is 37 kg. One child, who weighs 70 kg, leaves the group. What is the new average weight (in kg)?
  39. 39.Rahul’s batting average after 6 innings is 31 runs. How many runs must Rahul score in the next innings to raise the average to 35?
  40. 40.The average of 8 numbers is 60. When one more number is added, the average becomes 65. What number was added?

Answer key

  1. 50
  2. 25
  3. 40
  4. 29
  5. 23
  6. 40
  7. 34
  8. 46
  9. 74
  10. 64
  11. 28
  12. 95
  13. 57
  14. 60
  15. 88
  16. 32
  17. 49
  18. 32
  19. 29
  20. 48
  21. 40
  22. 28
  23. 55
  24. 25
  25. 31
  26. 68
  27. 50
  28. 43
  29. 61
  30. 28
  31. 38
  32. 38
  33. 50
  34. 24
  35. 63
  36. 41
  37. 36
  38. 34
  39. 59
  40. 105

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