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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 44 · 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.Tara’s batting average after 11 innings is 42 runs. How many runs must Tara score in the next innings to raise the average to 43?
  2. 2.Marks of 6 friends in a quiz: 31, 39, 40, 17, 34, 31. What is their average mark?
  3. 3.Marks of 6 friends in a quiz: 33, 34, 27, 32, 26, 88. What is their average mark?
  4. 4.Marks of 5 friends in a quiz: 51, 56, 51, 55, 92. What is their average mark?
  5. 5.Marks of 6 friends in a quiz: 12, 9, 36, 13, 12, 56. What is their average mark?
  6. 6.Arjun’s batting average after 14 innings is 45 runs. How many runs must Arjun score in the next innings to raise the average to 49?
  7. 7.Kabir’s batting average after 9 innings is 39 runs. How many runs must Kabir score in the next innings to raise the average to 43?
  8. 8.A shop sells an average of 37 kg of sugar a day for 2 days, and then 31 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  9. 9.Marks of 4 friends in a quiz: 48, 27, 27, 46. What is their average mark?
  10. 10.A shop sells an average of 50 kg of sugar a day for 4 days, and then 70 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
  11. 11.The average of 5 numbers is 52. When one more number is added, the average becomes 53. What number was added?
  12. 12.The average of 8 numbers is 25. When one more number is added, the average becomes 31. What number was added?
  13. 13.The average of 4 numbers is 15. When one more number is added, the average becomes 17. What number was added?
  14. 14.The average of 6 numbers is 50. When one more number is added, the average becomes 51. What number was added?
  15. 15.The average weight of 12 children is 43 kg. One child, who weighs 65 kg, leaves the group. What is the new average weight (in kg)?
  16. 16.Vivaan’s batting average after 7 innings is 34 runs. How many runs must Vivaan score in the next innings to raise the average to 35?
  17. 17.The average of 5 numbers is 53. When one more number is added, the average becomes 56. What number was added?
  18. 18.A shop sells an average of 36 kg of sugar a day for 2 days, and then 22 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  19. 19.Aarav’s batting average after 12 innings is 40 runs. How many runs must Aarav score in the next innings to raise the average to 41?
  20. 20.A shop sells an average of 22 kg of sugar a day for 2 days, and then 58 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  21. 21.The average weight of 10 children is 29 kg. One child, who weighs 56 kg, leaves the group. What is the new average weight (in kg)?
  22. 22.The average of 9 numbers is 44. When one more number is added, the average becomes 46. What number was added?
  23. 23.Marks of 5 friends in a quiz: 17, 22, 10, 28, 43. What is their average mark?
  24. 24.A shop sells an average of 74 kg of sugar a day for 5 days, and then 44 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  25. 25.The average of 6 numbers is 27. When one more number is added, the average becomes 28. What number was added?
  26. 26.Marks of 5 friends in a quiz: 17, 21, 28, 38, 41. What is their average mark?
  27. 27.Isha’s batting average after 9 innings is 22 runs. How many runs must Isha score in the next innings to raise the average to 25?
  28. 28.Marks of 5 friends in a quiz: 39, 47, 49, 29, 31. What is their average mark?
  29. 29.The average of 8 numbers is 32. When one more number is added, the average becomes 38. What number was added?
  30. 30.The average weight of 11 children is 33 kg. One child, who weighs 63 kg, leaves the group. What is the new average weight (in kg)?
  31. 31.Meera’s batting average after 14 innings is 39 runs. How many runs must Meera score in the next innings to raise the average to 42?
  32. 32.The average of 6 numbers is 20. When one more number is added, the average becomes 26. What number was added?
  33. 33.The average of 9 numbers is 40. When one more number is added, the average becomes 41. What number was added?
  34. 34.The average weight of 5 children is 37 kg. One child, who weighs 41 kg, leaves the group. What is the new average weight (in kg)?
  35. 35.Aarav’s batting average after 7 innings is 27 runs. How many runs must Aarav score in the next innings to raise the average to 29?
  36. 36.Nisha’s batting average after 12 innings is 47 runs. How many runs must Nisha score in the next innings to raise the average to 51?
  37. 37.The average of 9 numbers is 42. When one more number is added, the average becomes 43. What number was added?
  38. 38.A shop sells an average of 26 kg of sugar a day for 2 days, and then 47 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  39. 39.The average weight of 5 children is 33 kg. One child, who weighs 37 kg, leaves the group. What is the new average weight (in kg)?
  40. 40.A shop sells an average of 79 kg of sugar a day for 6 days, and then 63 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?

Answer key

  1. 54
  2. 32
  3. 40
  4. 61
  5. 23
  6. 105
  7. 79
  8. 33
  9. 37
  10. 62
  11. 58
  12. 79
  13. 25
  14. 57
  15. 41
  16. 42
  17. 71
  18. 26
  19. 53
  20. 46
  21. 26
  22. 64
  23. 24
  24. 59
  25. 34
  26. 29
  27. 52
  28. 39
  29. 86
  30. 30
  31. 84
  32. 62
  33. 50
  34. 36
  35. 43
  36. 99
  37. 52
  38. 40
  39. 32
  40. 71

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