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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 542 · 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 36 kg of sugar a day for 2 days, and then 68 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  2. 2.The average of 8 numbers is 20. When one more number is added, the average becomes 26. What number was added?
  3. 3.The average of 4 numbers is 28. When one more number is added, the average becomes 34. What number was added?
  4. 4.A shop sells an average of 70 kg of sugar a day for 5 days, and then 21 kg a day for the next 2 days. What is the average sale per day for all 7 days (in kg)?
  5. 5.Diya’s batting average after 7 innings is 24 runs. How many runs must Diya score in the next innings to raise the average to 29?
  6. 6.The average of 5 numbers is 33. When one more number is added, the average becomes 36. What number was added?
  7. 7.The average weight of 8 children is 41 kg. One child, who weighs 62 kg, leaves the group. What is the new average weight (in kg)?
  8. 8.Zoya’s batting average after 13 innings is 47 runs. How many runs must Zoya score in the next innings to raise the average to 49?
  9. 9.Marks of 5 friends in a quiz: 11, 25, 11, 8, 55. What is their average mark?
  10. 10.Marks of 4 friends in a quiz: 38, 46, 31, 45. What is their average mark?
  11. 11.Nisha’s batting average after 8 innings is 35 runs. How many runs must Nisha score in the next innings to raise the average to 40?
  12. 12.A shop sells an average of 38 kg of sugar a day for 4 days, and then 62 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  13. 13.Marks of 5 friends in a quiz: 82, 90, 87, 74, 47. What is their average mark?
  14. 14.The average of 7 numbers is 50. When one more number is added, the average becomes 54. What number was added?
  15. 15.A shop sells an average of 26 kg of sugar a day for 5 days, and then 42 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  16. 16.A shop sells an average of 41 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)?
  17. 17.The average of 7 numbers is 35. When one more number is added, the average becomes 37. What number was added?
  18. 18.Farhan’s batting average after 7 innings is 39 runs. How many runs must Farhan score in the next innings to raise the average to 40?
  19. 19.A shop sells an average of 42 kg of sugar a day for 2 days, and then 44 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  20. 20.Saanvi’s batting average after 7 innings is 25 runs. How many runs must Saanvi score in the next innings to raise the average to 30?
  21. 21.Marks of 5 friends in a quiz: 28, 22, 7, 21, 32. What is their average mark?
  22. 22.The average weight of 5 children is 43 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  23. 23.The average of 5 numbers is 59. When one more number is added, the average becomes 60. What number was added?
  24. 24.The average of 8 numbers is 52. When one more number is added, the average becomes 58. What number was added?
  25. 25.The average weight of 12 children is 32 kg. One child, who weighs 65 kg, leaves the group. What is the new average weight (in kg)?
  26. 26.A shop sells an average of 25 kg of sugar a day for 6 days, and then 69 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  27. 27.Farhan’s batting average after 10 innings is 25 runs. How many runs must Farhan score in the next innings to raise the average to 28?
  28. 28.The average of 7 numbers is 26. When one more number is added, the average becomes 30. What number was added?
  29. 29.A shop sells an average of 67 kg of sugar a day for 3 days, and then 72 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  30. 30.The average weight of 11 children is 45 kg. One child, who weighs 55 kg, leaves the group. What is the new average weight (in kg)?
  31. 31.A shop sells an average of 31 kg of sugar a day for 3 days, and then 58 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  32. 32.The average weight of 6 children is 28 kg. One child, who weighs 43 kg, leaves the group. What is the new average weight (in kg)?
  33. 33.The average weight of 8 children is 34 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  34. 34.The average weight of 9 children is 30 kg. One child, who weighs 38 kg, leaves the group. What is the new average weight (in kg)?
  35. 35.The average of 5 numbers is 28. When one more number is added, the average becomes 29. What number was added?
  36. 36.The average of 6 numbers is 40. When one more number is added, the average becomes 44. What number was added?
  37. 37.The average weight of 5 children is 35 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  38. 38.A shop sells an average of 36 kg of sugar a day for 3 days, and then 38 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  39. 39.A shop sells an average of 58 kg of sugar a day for 5 days, and then 76 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  40. 40.Arjun’s batting average after 6 innings is 26 runs. How many runs must Arjun score in the next innings to raise the average to 27?

Answer key

  1. 52
  2. 74
  3. 58
  4. 56
  5. 64
  6. 51
  7. 38
  8. 75
  9. 22
  10. 40
  11. 80
  12. 46
  13. 76
  14. 82
  15. 34
  16. 45
  17. 51
  18. 47
  19. 43
  20. 65
  21. 22
  22. 41
  23. 65
  24. 106
  25. 29
  26. 47
  27. 58
  28. 58
  29. 69
  30. 44
  31. 49
  32. 25
  33. 32
  34. 29
  35. 34
  36. 68
  37. 32
  38. 37
  39. 67
  40. 33

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