← Averages lesson New set →

Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 30 · 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 9 numbers is 35. When one more number is added, the average becomes 37. What number was added?
  2. 2.The average of 6 numbers is 37. When one more number is added, the average becomes 41. What number was added?
  3. 3.A shop sells an average of 73 kg of sugar a day for 4 days, and then 79 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  4. 4.Marks of 6 friends in a quiz: 66, 66, 42, 46, 50, 54. What is their average mark?
  5. 5.The average weight of 5 children is 40 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  6. 6.Marks of 4 friends in a quiz: 49, 56, 61, 58. What is their average mark?
  7. 7.The average of 6 numbers is 21. When one more number is added, the average becomes 25. What number was added?
  8. 8.The average weight of 9 children is 44 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  9. 9.A shop sells an average of 77 kg of sugar a day for 2 days, and then 53 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  10. 10.A shop sells an average of 56 kg of sugar a day for 6 days, and then 44 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 11 children is 43 kg. One child, who weighs 73 kg, leaves the group. What is the new average weight (in kg)?
  12. 12.The average weight of 8 children is 40 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  13. 13.A shop sells an average of 32 kg of sugar a day for 2 days, and then 68 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  14. 14.The average of 4 numbers is 48. When one more number is added, the average becomes 52. What number was added?
  15. 15.A shop sells an average of 38 kg of sugar a day for 2 days, and then 80 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  16. 16.Rohan’s batting average after 6 innings is 38 runs. How many runs must Rohan score in the next innings to raise the average to 39?
  17. 17.A shop sells an average of 24 kg of sugar a day for 4 days, and then 44 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
  18. 18.The average weight of 7 children is 29 kg. One child, who weighs 41 kg, leaves the group. What is the new average weight (in kg)?
  19. 19.The average of 6 numbers is 15. When one more number is added, the average becomes 21. What number was added?
  20. 20.Marks of 4 friends in a quiz: 21, 31, 33, 43. What is their average mark?
  21. 21.A shop sells an average of 27 kg of sugar a day for 6 days, and then 22 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
  22. 22.The average weight of 11 children is 27 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  23. 23.A shop sells an average of 77 kg of sugar a day for 3 days, and then 27 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  24. 24.A shop sells an average of 62 kg of sugar a day for 3 days, and then 52 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  25. 25.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)?
  26. 26.The average weight of 7 children is 46 kg. One child, who weighs 64 kg, leaves the group. What is the new average weight (in kg)?
  27. 27.The average of 8 numbers is 29. When one more number is added, the average becomes 30. What number was added?
  28. 28.Marks of 4 friends in a quiz: 48, 34, 42, 68. What is their average mark?
  29. 29.The average of 4 numbers is 52. When one more number is added, the average becomes 53. What number was added?
  30. 30.Rahul’s batting average after 5 innings is 29 runs. How many runs must Rahul score in the next innings to raise the average to 30?
  31. 31.The average of 6 numbers is 48. When one more number is added, the average becomes 50. What number was added?
  32. 32.The average weight of 5 children is 33 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  33. 33.The average weight of 11 children is 41 kg. One child, who weighs 61 kg, leaves the group. What is the new average weight (in kg)?
  34. 34.A shop sells an average of 75 kg of sugar a day for 4 days, and then 45 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  35. 35.A shop sells an average of 44 kg of sugar a day for 6 days, and then 41 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  36. 36.Marks of 4 friends in a quiz: 18, 21, 18, 43. What is their average mark?
  37. 37.Manav’s batting average after 8 innings is 46 runs. How many runs must Manav score in the next innings to raise the average to 48?
  38. 38.Marks of 6 friends in a quiz: 62, 59, 43, 57, 63, 52. What is their average mark?
  39. 39.Saanvi’s batting average after 5 innings is 30 runs. How many runs must Saanvi score in the next innings to raise the average to 32?
  40. 40.A shop sells an average of 34 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)?

Answer key

  1. 55
  2. 65
  3. 76
  4. 54
  5. 37
  6. 56
  7. 49
  8. 43
  9. 61
  10. 50
  11. 40
  12. 38
  13. 59
  14. 68
  15. 59
  16. 45
  17. 36
  18. 27
  19. 57
  20. 32
  21. 25
  22. 25
  23. 57
  24. 58
  25. 31
  26. 43
  27. 38
  28. 48
  29. 57
  30. 35
  31. 62
  32. 30
  33. 39
  34. 65
  35. 43
  36. 25
  37. 64
  38. 56
  39. 42
  40. 52

Free quantitative aptitude lessons, practice and worksheets at talentjr.in/quantitative-aptitude