← Averages lesson New set →

Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 119 · 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 8 numbers is 15. When one more number is added, the average becomes 18. What number was added?
  2. 2.Marks of 6 friends in a quiz: 52, 60, 46, 57, 51, 76. What is their average mark?
  3. 3.The average of 8 numbers is 39. When one more number is added, the average becomes 41. What number was added?
  4. 4.Diya’s batting average after 15 innings is 37 runs. How many runs must Diya score in the next innings to raise the average to 42?
  5. 5.Kabir’s batting average after 5 innings is 32 runs. How many runs must Kabir score in the next innings to raise the average to 33?
  6. 6.Marks of 6 friends in a quiz: 45, 31, 31, 22, 40, 47. What is their average mark?
  7. 7.Marks of 4 friends in a quiz: 79, 77, 89, 67. What is their average mark?
  8. 8.Arjun’s batting average after 5 innings is 43 runs. How many runs must Arjun score in the next innings to raise the average to 47?
  9. 9.Marks of 6 friends in a quiz: 41, 39, 26, 23, 24, 51. What is their average mark?
  10. 10.Marks of 6 friends in a quiz: 56, 38, 43, 56, 31, 28. What is their average mark?
  11. 11.The average weight of 5 children is 28 kg. One child, who weighs 32 kg, leaves the group. What is the new average weight (in kg)?
  12. 12.The average weight of 8 children is 32 kg. One child, who weighs 39 kg, leaves the group. What is the new average weight (in kg)?
  13. 13.Meera’s batting average after 13 innings is 39 runs. How many runs must Meera score in the next innings to raise the average to 42?
  14. 14.The average weight of 5 children is 45 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  15. 15.A shop sells an average of 44 kg of sugar a day for 2 days, and then 26 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  16. 16.Rohan’s batting average after 5 innings is 36 runs. How many runs must Rohan score in the next innings to raise the average to 41?
  17. 17.The average weight of 12 children is 28 kg. One child, who weighs 61 kg, leaves the group. What is the new average weight (in kg)?
  18. 18.The average of 4 numbers is 34. When one more number is added, the average becomes 40. What number was added?
  19. 19.The average of 5 numbers is 39. When one more number is added, the average becomes 42. What number was added?
  20. 20.A shop sells an average of 58 kg of sugar a day for 2 days, and then 30 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  21. 21.A shop sells an average of 34 kg of sugar a day for 2 days, and then 36 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  22. 22.A shop sells an average of 40 kg of sugar a day for 6 days, and then 60 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  23. 23.A shop sells an average of 48 kg of sugar a day for 2 days, and then 78 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  24. 24.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)?
  25. 25.Marks of 4 friends in a quiz: 77, 91, 90, 78. What is their average mark?
  26. 26.The average weight of 6 children is 45 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
  27. 27.Marks of 4 friends in a quiz: 70, 77, 75, 86. What is their average mark?
  28. 28.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)?
  29. 29.A shop sells an average of 43 kg of sugar a day for 5 days, and then 75 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  30. 30.A shop sells an average of 30 kg of sugar a day for 2 days, and then 48 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  31. 31.Marks of 5 friends in a quiz: 62, 62, 68, 81, 87. What is their average mark?
  32. 32.Rahul’s batting average after 6 innings is 38 runs. How many runs must Rahul score in the next innings to raise the average to 43?
  33. 33.Dev’s batting average after 5 innings is 49 runs. How many runs must Dev score in the next innings to raise the average to 52?
  34. 34.The average of 8 numbers is 33. When one more number is added, the average becomes 35. What number was added?
  35. 35.A shop sells an average of 37 kg of sugar a day for 2 days, and then 25 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  36. 36.Vivaan’s batting average after 8 innings is 21 runs. How many runs must Vivaan score in the next innings to raise the average to 23?
  37. 37.Marks of 5 friends in a quiz: 92, 89, 80, 84, 90. What is their average mark?
  38. 38.The average weight of 10 children is 46 kg. One child, who weighs 55 kg, leaves the group. What is the new average weight (in kg)?
  39. 39.Marks of 6 friends in a quiz: 49, 41, 55, 49, 61, 21. What is their average mark?
  40. 40.Marks of 6 friends in a quiz: 50, 41, 48, 49, 44, 44. What is their average mark?

Answer key

  1. 42
  2. 57
  3. 57
  4. 117
  5. 38
  6. 36
  7. 78
  8. 67
  9. 34
  10. 42
  11. 27
  12. 31
  13. 81
  14. 44
  15. 32
  16. 66
  17. 25
  18. 64
  19. 57
  20. 44
  21. 35
  22. 45
  23. 63
  24. 33
  25. 84
  26. 44
  27. 77
  28. 30
  29. 59
  30. 39
  31. 72
  32. 73
  33. 67
  34. 51
  35. 28
  36. 39
  37. 87
  38. 45
  39. 46
  40. 46

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