← 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 572 · 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 27, 7, 5, 36, 16, 8 and 17? (a) 8 (b) 16 (c) 17 (d) 36
  2. 2.What is the median of 27, 10, 34, 30 and 14? (a) 30 (b) 23 (c) 34 (d) 27
  3. 3.What is the mean of 13, 16, 18, 12, 12 and 7? (a) 15 (b) 14 (c) 12 (d) 13
  4. 4.What is the mean of 15, 19, 7 and 19? (a) 12 (b) 20 (c) 16 (d) 15
  5. 5.What is the mode of 8, 4, 9, 4, 10, 4 and 8? (a) 9 (b) 8 (c) 4 (d) 10
  6. 6.What is the mode of 18, 18, 6, 9, 18, 20 and 6? (a) 6 (b) 18 (c) 20 (d) 9
  7. 7.What is the mode of 1, 6, 1, 7, 7, 7 and 10? (a) 7 (b) 1 (c) 6 (d) 10
  8. 8.The mean of 6 numbers is 22. When the number 36 is added to them, what is the new mean? (a) 25 (b) 29 (c) 22 (d) 24
  9. 9.What is the median of 29, 28, 18, 23 and 40? (a) 23 (b) 29 (c) 28 (d) 18
  10. 10.What is the mean of 11, 14, 12 and 3? (a) 10 (b) 11 (c) 8 (d) 9
  11. 11.What is the mode of 19, 10, 17, 10, 2, 10 and 17? (a) 17 (b) 2 (c) 10 (d) 19
  12. 12.What is the mean of 15, 16, 19 and 10? (a) 12 (b) 16 (c) 15 (d) 20
  13. 13.The mean of 6 numbers is 36. When the number 43 is added to them, what is the new mean? (a) 36 (b) 39 (c) 37 (d) 38
  14. 14.What is the mean of 4, 16, 14 and 6? (a) 11 (b) 10 (c) 8 (d) 9
  15. 15.What is the mode of 3, 16, 2, 3, 5, 16 and 16? (a) 3 (b) 5 (c) 16 (d) 2
  16. 16.What is the mean of 13, 14, 19, 16, 11 and 5? (a) 15 (b) 14 (c) 12 (d) 13
  17. 17.The mean of 3 numbers is 15. When the number 31 is added to them, what is the new mean? (a) 23 (b) 20 (c) 15 (d) 19
  18. 18.What is the mean of 7, 16, 2 and 7? (a) 9 (b) 10 (c) 7 (d) 8
  19. 19.What is the mode of 15, 3, 3, 11, 11, 20 and 11? (a) 15 (b) 11 (c) 20 (d) 3
  20. 20.What is the mode of 13, 13, 6, 6, 7, 6 and 2? (a) 2 (b) 13 (c) 6 (d) 7
  21. 21.What is the median of 32, 20, 1, 30 and 39? (a) 30 (b) 32 (c) 20 (d) 1
  22. 22.What is the mean of 11, 7, 5, 4, 18 and 3? (a) 9 (b) 10 (c) 8 (d) 7
  23. 23.What is the median of 22, 20, 32, 15 and 1? (a) 22 (b) 18 (c) 20 (d) 32
  24. 24.What is the mean of 15, 9, 18 and 14? (a) 14 (b) 15 (c) 16 (d) 13
  25. 25.What is the mode of 6, 18, 4, 18, 11, 11 and 11? (a) 6 (b) 11 (c) 18 (d) 4
  26. 26.What is the mean of 17, 16, 4, 7 and 16? (a) 15 (b) 10 (c) 13 (d) 12
  27. 27.The mean of 3 numbers is 19. When the number 11 is added to them, what is the new mean? (a) 18 (b) 15 (c) 19 (d) 17
  28. 28.What is the median of 28, 3, 6, 20 and 21? (a) 6 (b) 21 (c) 19 (d) 20
  29. 29.What is the mean of 6, 2, 2, 19 and 6? (a) 7 (b) 8 (c) 9 (d) 6
  30. 30.What is the mean of 3, 16, 10, 19 and 17? (a) 14 (b) 15 (c) 13 (d) 12
  31. 31.What is the median of 29, 33, 1, 27 and 31? (a) 29 (b) 31 (c) 1 (d) 27
  32. 32.What is the mode of 13, 19, 20, 19, 11, 19 and 13? (a) 13 (b) 19 (c) 20 (d) 11
  33. 33.What is the mode of 5, 15, 1, 1, 15, 15 and 20? (a) 20 (b) 5 (c) 15 (d) 1
  34. 34.What is the mean of 15, 11, 19, 12, 4 and 17? (a) 15 (b) 12 (c) 14 (d) 13
  35. 35.What is the median of 28, 26, 22, 24, 11, 27 and 1? (a) 22 (b) 25 (c) 26 (d) 24
  36. 36.What is the median of 22, 36, 24, 1, 5, 25 and 11? (a) 11 (b) 1 (c) 24 (d) 22
  37. 37.What is the median of 22, 4, 14, 32 and 2? (a) 22 (b) 15 (c) 14 (d) 4
  38. 38.What is the mean of 17, 5, 4 and 22? (a) 13 (b) 12 (c) 16 (d) 11
  39. 39.The mean of 3 numbers is 30. When the number 42 is added to them, what is the new mean? (a) 33 (b) 34 (c) 30 (d) 36
  40. 40.What is the mode of 4, 18, 4, 12, 4, 11 and 11? (a) 11 (b) 12 (c) 4 (d) 18

Answer key

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

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