← Data handling: mean, median, mode lesson New set →

Mean Median Mode Worksheet for Maths Olympiad

Maths Olympiad topic 27: Data handling: mean, median, mode · Set 588 · 40 questions
TalentJR

How to solve it (Work with totals): Mean = total ÷ how many; so total = mean × how many. Median: put the numbers in order and take the middle one. Mode: the number that appears most often. A number added: new mean = (old total + the number) ÷ (how many + 1).

NameDateTime takenScore ___ / 40
  1. 1.What is the median of 2, 8, 31, 16 and 24? (a) 31 (b) 16 (c) 24 (d) 8
  2. 2.What is the median of 24, 30, 7, 3, 14, 6 and 23? (a) 23 (b) 3 (c) 14 (d) 7
  3. 3.What is the median of 4, 1, 30, 6 and 5? (a) 4 (b) 5 (c) 6 (d) 30
  4. 4.What is the median of 34, 21, 3, 37 and 40? (a) 3 (b) 37 (c) 34 (d) 27
  5. 5.What is the median of 3, 7, 5, 12 and 2? (a) 7 (b) 6 (c) 5 (d) 3
  6. 6.The mean of 4 numbers is 13. When the number 23 is added to them, what is the new mean? (a) 15 (b) 18 (c) 16 (d) 13
  7. 7.What is the mode of 1, 17, 6, 6, 17, 17 and 10? (a) 6 (b) 17 (c) 1 (d) 10
  8. 8.What is the median of 20, 26, 6, 21 and 36? (a) 20 (b) 26 (c) 21 (d) 6
  9. 9.What is the mean of 13, 16, 4 and 11? (a) 13 (b) 12 (c) 11 (d) 10
  10. 10.The mean of 8 numbers is 26. When the number 53 is added to them, what is the new mean? (a) 29 (b) 28 (c) 26 (d) 30
  11. 11.What is the mean of 2, 4, 5 and 5? (a) 5 (b) 4 (c) 6 (d) 3
  12. 12.What is the median of 33, 13, 1, 30, 3, 4 and 29? (a) 29 (b) 4 (c) 13 (d) 30
  13. 13.What is the median of 15, 37, 11, 1, 31, 18 and 2? (a) 11 (b) 1 (c) 18 (d) 15
  14. 14.The mean of 7 numbers is 29. When the number 21 is added to them, what is the new mean? (a) 28 (b) 27 (c) 25 (d) 29
  15. 15.What is the median of 23, 39, 27, 1 and 40? (a) 39 (b) 26 (c) 27 (d) 23
  16. 16.What is the mean of 9, 17, 18 and 8? (a) 14 (b) 15 (c) 13 (d) 12
  17. 17.What is the median of 4, 38, 21, 24, 37, 7 and 8? (a) 8 (b) 24 (c) 21 (d) 22
  18. 18.What is the mean of 7, 16, 16 and 21? (a) 12 (b) 16 (c) 20 (d) 15
  19. 19.What is the median of 6, 8, 36, 22 and 37? (a) 36 (b) 8 (c) 22 (d) 23
  20. 20.What is the median of 40, 24, 7, 37 and 10? (a) 7 (b) 37 (c) 10 (d) 24
  21. 21.What is the mode of 9, 13, 8, 13, 6, 6 and 13? (a) 13 (b) 8 (c) 9 (d) 6
  22. 22.The mean of 7 numbers is 40. When the number 32 is added to them, what is the new mean? (a) 40 (b) 36 (c) 39 (d) 38
  23. 23.What is the mode of 18, 19, 15, 4, 19, 15 and 19? (a) 4 (b) 19 (c) 18 (d) 15
  24. 24.The mean of 7 numbers is 16. When the number 40 is added to them, what is the new mean? (a) 16 (b) 28 (c) 19 (d) 20
  25. 25.What is the mode of 17, 7, 19, 19, 4, 7 and 7? (a) 4 (b) 17 (c) 19 (d) 7
  26. 26.What is the mode of 17, 2, 6, 17, 14, 17 and 14? (a) 14 (b) 2 (c) 17 (d) 6
  27. 27.What is the mean of 6, 2, 8, 16 and 8? (a) 8 (b) 10 (c) 7 (d) 9
  28. 28.What is the mode of 6, 10, 2, 2, 6, 19 and 2? (a) 2 (b) 19 (c) 6 (d) 10
  29. 29.What is the median of 1, 3, 2, 29, 6, 13 and 30? (a) 6 (b) 12 (c) 29 (d) 13
  30. 30.What is the mode of 19, 20, 8, 16, 19, 20 and 19? (a) 16 (b) 20 (c) 8 (d) 19
  31. 31.What is the median of 30, 25, 38, 34 and 7? (a) 34 (b) 38 (c) 30 (d) 25
  32. 32.What is the mean of 9, 20, 4, 13 and 14? (a) 15 (b) 10 (c) 12 (d) 13
  33. 33.The mean of 5 numbers is 19. When the number 13 is added to them, what is the new mean? (a) 19 (b) 16 (c) 17 (d) 18
  34. 34.What is the mean of 10, 19, 19 and 16? (a) 18 (b) 17 (c) 16 (d) 15
  35. 35.What is the mode of 10, 14, 10, 10, 2, 2 and 15? (a) 14 (b) 15 (c) 2 (d) 10
  36. 36.What is the mean of 19, 7, 15, 2, 18 and 11? (a) 13 (b) 12 (c) 14 (d) 11
  37. 37.What is the mean of 6, 15, 12 and 7? (a) 9 (b) 10 (c) 11 (d) 8
  38. 38.What is the mode of 3, 10, 5, 5, 3, 5 and 1? (a) 1 (b) 3 (c) 5 (d) 10
  39. 39.What is the mean of 3, 13, 18 and 2? (a) 8 (b) 12 (c) 9 (d) 10
  40. 40.What is the median of 12, 32, 31, 40 and 29? (a) 29 (b) 32 (c) 30 (d) 31

Answer key

  1. 16
  2. 14
  3. 5
  4. 34
  5. 5
  6. 15
  7. 17
  8. 21
  9. 11
  10. 29
  11. 4
  12. 13
  13. 15
  14. 28
  15. 27
  16. 13
  17. 21
  18. 15
  19. 22
  20. 24
  21. 13
  22. 39
  23. 19
  24. 19
  25. 7
  26. 17
  27. 8
  28. 2
  29. 6
  30. 19
  31. 30
  32. 12
  33. 18
  34. 16
  35. 10
  36. 12
  37. 10
  38. 5
  39. 9
  40. 31

Free maths olympiad lessons, practice and worksheets at talentjr.in/maths-olympiad