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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 534 · 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.Kavya’s batting average after 10 innings is 25 runs. How many runs must Kavya score in the next innings to raise the average to 30?
  2. 2.The average of 9 numbers is 45. When one more number is added, the average becomes 46. What number was added?
  3. 3.Marks of 6 friends in a quiz: 40, 19, 39, 20, 49, 37. What is their average mark?
  4. 4.Rohan’s batting average after 6 innings is 20 runs. How many runs must Rohan score in the next innings to raise the average to 25?
  5. 5.The average weight of 5 children is 34 kg. One child, who weighs 42 kg, leaves the group. What is the new average weight (in kg)?
  6. 6.The average of 4 numbers is 28. When one more number is added, the average becomes 29. What number was added?
  7. 7.The average of 4 numbers is 30. When one more number is added, the average becomes 32. What number was added?
  8. 8.A shop sells an average of 26 kg of sugar a day for 2 days, and then 70 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  9. 9.A shop sells an average of 33 kg of sugar a day for 4 days, and then 63 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  10. 10.A shop sells an average of 28 kg of sugar a day for 6 days, and then 32 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  11. 11.The average weight of 6 children is 34 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  12. 12.Marks of 4 friends in a quiz: 8, 9, 21, 46. What is their average mark?
  13. 13.Saanvi’s batting average after 13 innings is 34 runs. How many runs must Saanvi score in the next innings to raise the average to 36?
  14. 14.The average weight of 6 children is 35 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  15. 15.A shop sells an average of 66 kg of sugar a day for 2 days, and then 46 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  16. 16.Marks of 4 friends in a quiz: 24, 36, 25, 39. What is their average mark?
  17. 17.The average of 7 numbers is 27. When one more number is added, the average becomes 28. What number was added?
  18. 18.Marks of 4 friends in a quiz: 30, 31, 36, 7. What is their average mark?
  19. 19.The average of 8 numbers is 21. When one more number is added, the average becomes 26. What number was added?
  20. 20.The average of 8 numbers is 17. When one more number is added, the average becomes 21. What number was added?
  21. 21.Marks of 5 friends in a quiz: 79, 93, 83, 65, 70. What is their average mark?
  22. 22.The average of 7 numbers is 41. When one more number is added, the average becomes 42. What number was added?
  23. 23.A shop sells an average of 33 kg of sugar a day for 3 days, and then 75 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  24. 24.The average of 7 numbers is 52. When one more number is added, the average becomes 55. What number was added?
  25. 25.The average of 7 numbers is 41. When one more number is added, the average becomes 46. What number was added?
  26. 26.The average of 7 numbers is 18. When one more number is added, the average becomes 24. What number was added?
  27. 27.The average weight of 7 children is 34 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  28. 28.A shop sells an average of 61 kg of sugar a day for 2 days, and then 75 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  29. 29.The average weight of 9 children is 43 kg. One child, who weighs 59 kg, leaves the group. What is the new average weight (in kg)?
  30. 30.Ananya’s batting average after 5 innings is 47 runs. How many runs must Ananya score in the next innings to raise the average to 48?
  31. 31.Isha’s batting average after 10 innings is 35 runs. How many runs must Isha score in the next innings to raise the average to 38?
  32. 32.Farhan’s batting average after 5 innings is 26 runs. How many runs must Farhan score in the next innings to raise the average to 27?
  33. 33.A shop sells an average of 60 kg of sugar a day for 2 days, and then 30 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  34. 34.Tara’s batting average after 9 innings is 50 runs. How many runs must Tara score in the next innings to raise the average to 52?
  35. 35.Karan’s batting average after 8 innings is 43 runs. How many runs must Karan score in the next innings to raise the average to 47?
  36. 36.A shop sells an average of 34 kg of sugar a day for 3 days, and then 74 kg a day for the next 5 days. What is the average sale per day for all 8 days (in kg)?
  37. 37.Isha’s batting average after 10 innings is 35 runs. How many runs must Isha score in the next innings to raise the average to 40?
  38. 38.The average of 8 numbers is 30. When one more number is added, the average becomes 31. What number was added?
  39. 39.A shop sells an average of 75 kg of sugar a day for 6 days, and then 21 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  40. 40.The average of 5 numbers is 36. When one more number is added, the average becomes 37. What number was added?

Answer key

  1. 80
  2. 55
  3. 34
  4. 55
  5. 32
  6. 33
  7. 40
  8. 48
  9. 43
  10. 30
  11. 32
  12. 21
  13. 62
  14. 33
  15. 51
  16. 31
  17. 35
  18. 26
  19. 66
  20. 53
  21. 78
  22. 49
  23. 54
  24. 76
  25. 81
  26. 66
  27. 31
  28. 68
  29. 41
  30. 53
  31. 68
  32. 32
  33. 40
  34. 70
  35. 79
  36. 59
  37. 90
  38. 39
  39. 48
  40. 42

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