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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 736 · 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.The average weight of 11 children is 45 kg. One child, who weighs 75 kg, leaves the group. What is the new average weight (in kg)?
  2. 2.Vivaan’s batting average after 5 innings is 27 runs. How many runs must Vivaan score in the next innings to raise the average to 28?
  3. 3.Marks of 4 friends in a quiz: 93, 83, 74, 82. What is their average mark?
  4. 4.Marks of 6 friends in a quiz: 70, 70, 71, 62, 57, 96. What is their average mark?
  5. 5.The average weight of 6 children is 42 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  6. 6.The average weight of 9 children is 27 kg. One child, who weighs 35 kg, leaves the group. What is the new average weight (in kg)?
  7. 7.Ananya’s batting average after 13 innings is 20 runs. How many runs must Ananya score in the next innings to raise the average to 21?
  8. 8.Dev’s batting average after 14 innings is 49 runs. How many runs must Dev score in the next innings to raise the average to 50?
  9. 9.A shop sells an average of 64 kg of sugar a day for 3 days, and then 44 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  10. 10.Nisha’s batting average after 13 innings is 41 runs. How many runs must Nisha score in the next innings to raise the average to 46?
  11. 11.The average of 6 numbers is 32. When one more number is added, the average becomes 37. What number was added?
  12. 12.Meera’s batting average after 5 innings is 37 runs. How many runs must Meera score in the next innings to raise the average to 40?
  13. 13.Marks of 4 friends in a quiz: 46, 58, 48, 36. What is their average mark?
  14. 14.Marks of 5 friends in a quiz: 7, 27, 18, 35, 23. What is their average mark?
  15. 15.A shop sells an average of 25 kg of sugar a day for 6 days, and then 73 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  16. 16.Arjun’s batting average after 9 innings is 50 runs. How many runs must Arjun score in the next innings to raise the average to 54?
  17. 17.Marks of 6 friends in a quiz: 35, 39, 42, 30, 49, 75. What is their average mark?
  18. 18.The average weight of 9 children is 35 kg. One child, who weighs 59 kg, leaves the group. What is the new average weight (in kg)?
  19. 19.The average weight of 5 children is 32 kg. One child, who weighs 36 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.A shop sells an average of 23 kg of sugar a day for 5 days, and then 21 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  21. 21.A shop sells an average of 39 kg of sugar a day for 3 days, and then 33 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  22. 22.The average weight of 9 children is 42 kg. One child, who weighs 58 kg, leaves the group. What is the new average weight (in kg)?
  23. 23.A shop sells an average of 30 kg of sugar a day for 3 days, and then 72 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  24. 24.Marks of 5 friends in a quiz: 50, 57, 36, 57, 45. What is their average mark?
  25. 25.The average of 9 numbers is 46. When one more number is added, the average becomes 48. What number was added?
  26. 26.Arjun’s batting average after 9 innings is 45 runs. How many runs must Arjun score in the next innings to raise the average to 50?
  27. 27.Marks of 6 friends in a quiz: 52, 45, 38, 30, 35, 58. What is their average mark?
  28. 28.Marks of 5 friends in a quiz: 45, 44, 32, 48, 26. What is their average mark?
  29. 29.The average of 4 numbers is 35. When one more number is added, the average becomes 39. What number was added?
  30. 30.The average of 5 numbers is 24. When one more number is added, the average becomes 25. What number was added?
  31. 31.A shop sells an average of 47 kg of sugar a day for 2 days, and then 31 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  32. 32.A shop sells an average of 50 kg of sugar a day for 3 days, and then 45 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  33. 33.Marks of 5 friends in a quiz: 50, 72, 54, 58, 76. What is their average mark?
  34. 34.Rohan’s batting average after 13 innings is 33 runs. How many runs must Rohan score in the next innings to raise the average to 37?
  35. 35.Rohan’s batting average after 6 innings is 46 runs. How many runs must Rohan score in the next innings to raise the average to 47?
  36. 36.Diya’s batting average after 10 innings is 34 runs. How many runs must Diya score in the next innings to raise the average to 36?
  37. 37.The average weight of 5 children is 38 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
  38. 38.A shop sells an average of 46 kg of sugar a day for 2 days, and then 32 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  39. 39.The average weight of 6 children is 38 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  40. 40.Marks of 4 friends in a quiz: 84, 64, 60, 92. What is their average mark?

Answer key

  1. 42
  2. 33
  3. 83
  4. 71
  5. 40
  6. 26
  7. 34
  8. 64
  9. 56
  10. 111
  11. 67
  12. 55
  13. 47
  14. 22
  15. 41
  16. 90
  17. 45
  18. 32
  19. 31
  20. 22
  21. 36
  22. 40
  23. 58
  24. 49
  25. 66
  26. 95
  27. 43
  28. 39
  29. 55
  30. 30
  31. 39
  32. 48
  33. 62
  34. 89
  35. 53
  36. 56
  37. 36
  38. 36
  39. 36
  40. 75

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