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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 445 · 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.Karan’s batting average after 10 innings is 30 runs. How many runs must Karan score in the next innings to raise the average to 34?
  2. 2.Tara’s batting average after 8 innings is 28 runs. How many runs must Tara score in the next innings to raise the average to 31?
  3. 3.The average of 4 numbers is 49. When one more number is added, the average becomes 50. What number was added?
  4. 4.Ananya’s batting average after 14 innings is 35 runs. How many runs must Ananya score in the next innings to raise the average to 40?
  5. 5.A shop sells an average of 37 kg of sugar a day for 2 days, and then 69 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  6. 6.The average weight of 12 children is 41 kg. One child, who weighs 63 kg, leaves the group. What is the new average weight (in kg)?
  7. 7.A shop sells an average of 47 kg of sugar a day for 4 days, and then 55 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  8. 8.Marks of 4 friends in a quiz: 29, 23, 30, 70. What is their average mark?
  9. 9.Farhan’s batting average after 15 innings is 30 runs. How many runs must Farhan score in the next innings to raise the average to 35?
  10. 10.Vivaan’s batting average after 7 innings is 35 runs. How many runs must Vivaan score in the next innings to raise the average to 40?
  11. 11.Marks of 6 friends in a quiz: 91, 69, 76, 79, 86, 91. What is their average mark?
  12. 12.Ishaan’s batting average after 6 innings is 31 runs. How many runs must Ishaan score in the next innings to raise the average to 32?
  13. 13.A shop sells an average of 40 kg of sugar a day for 2 days, and then 25 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  14. 14.The average weight of 10 children is 36 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  15. 15.The average of 5 numbers is 31. When one more number is added, the average becomes 32. What number was added?
  16. 16.The average of 8 numbers is 56. When one more number is added, the average becomes 57. What number was added?
  17. 17.The average weight of 7 children is 43 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  18. 18.The average weight of 7 children is 29 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  19. 19.Marks of 5 friends in a quiz: 62, 90, 69, 61, 93. What is their average mark?
  20. 20.The average weight of 12 children is 35 kg. One child, who weighs 57 kg, leaves the group. What is the new average weight (in kg)?
  21. 21.Saanvi’s batting average after 11 innings is 43 runs. How many runs must Saanvi score in the next innings to raise the average to 44?
  22. 22.The average of 8 numbers is 56. When one more number is added, the average becomes 61. What number was added?
  23. 23.The average weight of 11 children is 47 kg. One child, who weighs 77 kg, leaves the group. What is the new average weight (in kg)?
  24. 24.Marks of 5 friends in a quiz: 17, 14, 17, 25, 27. What is their average mark?
  25. 25.The average of 4 numbers is 36. When one more number is added, the average becomes 38. What number was added?
  26. 26.The average weight of 5 children is 35 kg. One child, who weighs 39 kg, leaves the group. What is the new average weight (in kg)?
  27. 27.The average weight of 6 children is 31 kg. One child, who weighs 36 kg, leaves the group. What is the new average weight (in kg)?
  28. 28.A shop sells an average of 21 kg of sugar a day for 6 days, and then 53 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  29. 29.The average of 6 numbers is 32. When one more number is added, the average becomes 36. What number was added?
  30. 30.Isha’s batting average after 5 innings is 35 runs. How many runs must Isha score in the next innings to raise the average to 39?
  31. 31.A shop sells an average of 71 kg of sugar a day for 2 days, and then 77 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  32. 32.Marks of 4 friends in a quiz: 41, 61, 66, 48. What is their average mark?
  33. 33.Marks of 4 friends in a quiz: 67, 66, 66, 29. What is their average mark?
  34. 34.A shop sells an average of 40 kg of sugar a day for 5 days, and then 22 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  35. 35.Marks of 6 friends in a quiz: 81, 91, 74, 83, 69, 94. What is their average mark?
  36. 36.The average weight of 10 children is 44 kg. One child, who weighs 62 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.A shop sells an average of 47 kg of sugar a day for 5 days, and then 74 kg a day for the next 4 days. What is the average sale per day for all 9 days (in kg)?
  38. 38.The average weight of 5 children is 36 kg. One child, who weighs 40 kg, leaves the group. What is the new average weight (in kg)?
  39. 39.Marks of 6 friends in a quiz: 20, 14, 29, 9, 30, 42. What is their average mark?
  40. 40.The average weight of 5 children is 46 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 74
  2. 55
  3. 54
  4. 110
  5. 61
  6. 39
  7. 51
  8. 38
  9. 110
  10. 75
  11. 82
  12. 38
  13. 31
  14. 35
  15. 37
  16. 65
  17. 42
  18. 26
  19. 75
  20. 33
  21. 55
  22. 101
  23. 44
  24. 20
  25. 46
  26. 34
  27. 30
  28. 29
  29. 60
  30. 59
  31. 74
  32. 54
  33. 57
  34. 31
  35. 82
  36. 42
  37. 59
  38. 35
  39. 24
  40. 45

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