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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 712 · 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 24 kg of sugar a day for 3 days, and then 40 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  2. 2.Marks of 5 friends in a quiz: 52, 41, 45, 56, 76. What is their average mark?
  3. 3.Marks of 4 friends in a quiz: 20, 20, 15, 61. What is their average mark?
  4. 4.Marks of 6 friends in a quiz: 93, 100, 94, 91, 82, 74. What is their average mark?
  5. 5.Nisha’s batting average after 12 innings is 32 runs. How many runs must Nisha score in the next innings to raise the average to 35?
  6. 6.Ananya’s batting average after 7 innings is 29 runs. How many runs must Ananya score in the next innings to raise the average to 31?
  7. 7.A shop sells an average of 37 kg of sugar a day for 3 days, and then 42 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  8. 8.A shop sells an average of 69 kg of sugar a day for 3 days, and then 79 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  9. 9.The average weight of 6 children is 26 kg. One child, who weighs 31 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.A shop sells an average of 38 kg of sugar a day for 4 days, and then 36 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  11. 11.A shop sells an average of 60 kg of sugar a day for 2 days, and then 28 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  12. 12.The average weight of 9 children is 32 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  13. 13.A shop sells an average of 78 kg of sugar a day for 6 days, and then 45 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  14. 14.Marks of 6 friends in a quiz: 42, 21, 44, 19, 30, 42. What is their average mark?
  15. 15.The average weight of 12 children is 44 kg. One child, who weighs 77 kg, leaves the group. What is the new average weight (in kg)?
  16. 16.Sneha’s batting average after 8 innings is 28 runs. How many runs must Sneha score in the next innings to raise the average to 29?
  17. 17.Marks of 4 friends in a quiz: 72, 87, 88, 45. What is their average mark?
  18. 18.Rahul’s batting average after 5 innings is 48 runs. How many runs must Rahul score in the next innings to raise the average to 51?
  19. 19.Ananya’s batting average after 13 innings is 34 runs. How many runs must Ananya score in the next innings to raise the average to 35?
  20. 20.A shop sells an average of 28 kg of sugar a day for 5 days, and then 30 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  21. 21.The average weight of 10 children is 47 kg. One child, who weighs 74 kg, leaves the group. What is the new average weight (in kg)?
  22. 22.A shop sells an average of 45 kg of sugar a day for 4 days, and then 80 kg a day for the next 3 days. What is the average sale per day for all 7 days (in kg)?
  23. 23.Marks of 4 friends in a quiz: 80, 58, 53, 81. What is their average mark?
  24. 24.Rahul’s batting average after 5 innings is 20 runs. How many runs must Rahul score in the next innings to raise the average to 23?
  25. 25.A shop sells an average of 64 kg of sugar a day for 2 days, and then 43 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  26. 26.The average weight of 10 children is 44 kg. One child, who weighs 71 kg, leaves the group. What is the new average weight (in kg)?
  27. 27.The average weight of 6 children is 37 kg. One child, who weighs 42 kg, leaves the group. What is the new average weight (in kg)?
  28. 28.The average of 5 numbers is 57. When one more number is added, the average becomes 60. What number was added?
  29. 29.Marks of 6 friends in a quiz: 42, 45, 31, 58, 38, 44. What is their average mark?
  30. 30.Marks of 5 friends in a quiz: 29, 16, 26, 23, 56. What is their average mark?
  31. 31.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)?
  32. 32.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)?
  33. 33.The average of 6 numbers is 27. When one more number is added, the average becomes 32. What number was added?
  34. 34.A shop sells an average of 78 kg of sugar a day for 3 days, and then 52 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  35. 35.Isha’s batting average after 5 innings is 43 runs. How many runs must Isha score in the next innings to raise the average to 46?
  36. 36.A shop sells an average of 66 kg of sugar a day for 6 days, and then 26 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  37. 37.The average weight of 10 children is 34 kg. One child, who weighs 43 kg, leaves the group. What is the new average weight (in kg)?
  38. 38.Marks of 6 friends in a quiz: 25, 15, 22, 40, 38, 16. What is their average mark?
  39. 39.Kavya’s batting average after 15 innings is 42 runs. How many runs must Kavya score in the next innings to raise the average to 44?
  40. 40.Marks of 5 friends in a quiz: 80, 58, 64, 63, 65. What is their average mark?

Answer key

  1. 32
  2. 54
  3. 29
  4. 89
  5. 71
  6. 45
  7. 39
  8. 73
  9. 25
  10. 37
  11. 36
  12. 30
  13. 67
  14. 33
  15. 41
  16. 37
  17. 73
  18. 66
  19. 48
  20. 29
  21. 44
  22. 60
  23. 68
  24. 38
  25. 49
  26. 41
  27. 36
  28. 75
  29. 43
  30. 30
  31. 44
  32. 44
  33. 62
  34. 65
  35. 61
  36. 56
  37. 33
  38. 26
  39. 74
  40. 66

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