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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 436 · 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 of 7 numbers is 42. When one more number is added, the average becomes 48. What number was added?
  2. 2.A shop sells an average of 78 kg of sugar a day for 3 days, and then 75 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  3. 3.Ishaan’s batting average after 7 innings is 25 runs. How many runs must Ishaan score in the next innings to raise the average to 30?
  4. 4.The average of 5 numbers is 42. When one more number is added, the average becomes 47. What number was added?
  5. 5.Pooja’s batting average after 13 innings is 26 runs. How many runs must Pooja score in the next innings to raise the average to 31?
  6. 6.A shop sells an average of 36 kg of sugar a day for 2 days, and then 64 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  7. 7.A shop sells an average of 30 kg of sugar a day for 3 days, and then 45 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  8. 8.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 27?
  9. 9.The average of 5 numbers is 36. When one more number is added, the average becomes 42. What number was added?
  10. 10.The average weight of 10 children is 43 kg. One child, who weighs 61 kg, leaves the group. What is the new average weight (in kg)?
  11. 11.The average weight of 9 children is 45 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
  12. 12.The average of 5 numbers is 28. When one more number is added, the average becomes 30. What number was added?
  13. 13.A shop sells an average of 30 kg of sugar a day for 6 days, and then 52 kg a day for the next 5 days. What is the average sale per day for all 11 days (in kg)?
  14. 14.A shop sells an average of 41 kg of sugar a day for 2 days, and then 61 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  15. 15.Marks of 4 friends in a quiz: 78, 92, 87, 99. What is their average mark?
  16. 16.Priya’s batting average after 15 innings is 36 runs. How many runs must Priya score in the next innings to raise the average to 39?
  17. 17.Marks of 4 friends in a quiz: 67, 64, 62, 31. What is their average mark?
  18. 18.Pooja’s batting average after 9 innings is 40 runs. How many runs must Pooja score in the next innings to raise the average to 42?
  19. 19.The average weight of 10 children is 31 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.Vivaan’s batting average after 8 innings is 47 runs. How many runs must Vivaan score in the next innings to raise the average to 49?
  21. 21.The average weight of 10 children is 42 kg. One child, who weighs 69 kg, leaves the group. What is the new average weight (in kg)?
  22. 22.Saanvi’s batting average after 10 innings is 39 runs. How many runs must Saanvi score in the next innings to raise the average to 42?
  23. 23.Marks of 5 friends in a quiz: 51, 38, 36, 34, 31. What is their average mark?
  24. 24.A shop sells an average of 30 kg of sugar a day for 3 days, and then 50 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  25. 25.Saanvi’s batting average after 8 innings is 44 runs. How many runs must Saanvi score in the next innings to raise the average to 49?
  26. 26.The average of 8 numbers is 44. When one more number is added, the average becomes 50. What number was added?
  27. 27.Marks of 4 friends in a quiz: 10, 18, 33, 19. What is their average mark?
  28. 28.A shop sells an average of 33 kg of sugar a day for 5 days, and then 79 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  29. 29.Isha’s batting average after 10 innings is 25 runs. How many runs must Isha score in the next innings to raise the average to 27?
  30. 30.Rahul’s batting average after 7 innings is 21 runs. How many runs must Rahul score in the next innings to raise the average to 25?
  31. 31.The average weight of 7 children is 44 kg. One child, who weighs 62 kg, leaves the group. What is the new average weight (in kg)?
  32. 32.The average of 5 numbers is 39. When one more number is added, the average becomes 42. What number was added?
  33. 33.The average of 5 numbers is 58. When one more number is added, the average becomes 63. What number was added?
  34. 34.Rahul’s batting average after 9 innings is 28 runs. How many runs must Rahul score in the next innings to raise the average to 29?
  35. 35.Farhan’s batting average after 9 innings is 21 runs. How many runs must Farhan score in the next innings to raise the average to 25?
  36. 36.The average weight of 6 children is 29 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.The average weight of 6 children is 41 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
  38. 38.Saanvi’s batting average after 9 innings is 25 runs. How many runs must Saanvi score in the next innings to raise the average to 29?
  39. 39.The average weight of 8 children is 45 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  40. 40.A shop sells an average of 36 kg of sugar a day for 4 days, and then 42 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?

Answer key

  1. 90
  2. 76
  3. 65
  4. 72
  5. 96
  6. 57
  7. 40
  8. 48
  9. 72
  10. 41
  11. 44
  12. 40
  13. 40
  14. 53
  15. 89
  16. 84
  17. 56
  18. 60
  19. 29
  20. 65
  21. 39
  22. 72
  23. 38
  24. 38
  25. 89
  26. 98
  27. 20
  28. 56
  29. 47
  30. 53
  31. 41
  32. 57
  33. 88
  34. 38
  35. 61
  36. 26
  37. 40
  38. 65
  39. 44
  40. 38

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