← 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 116 · 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 mean of 8, 10, 19, 5, 4 and 20? (a) 13 (b) 11 (c) 10 (d) 12
  2. 2.What is the median of 19, 12, 7, 29, 21, 20 and 26? (a) 19 (b) 21 (c) 20 (d) 29
  3. 3.What is the median of 28, 5, 27, 11, 10, 23 and 31? (a) 24 (b) 27 (c) 11 (d) 23
  4. 4.What is the mode of 20, 3, 7, 15, 3, 15 and 15? (a) 15 (b) 7 (c) 3 (d) 20
  5. 5.What is the mean of 12, 20, 9 and 7? (a) 11 (b) 13 (c) 12 (d) 16
  6. 6.What is the mean of 7, 11, 13 and 5? (a) 8 (b) 9 (c) 10 (d) 12
  7. 7.What is the median of 19, 39, 7, 35 and 32? (a) 35 (b) 7 (c) 32 (d) 19
  8. 8.What is the mode of 18, 5, 19, 6, 6, 18 and 6? (a) 18 (b) 19 (c) 6 (d) 5
  9. 9.What is the mode of 14, 14, 20, 19, 19, 19 and 15? (a) 19 (b) 15 (c) 20 (d) 14
  10. 10.What is the mode of 18, 18, 15, 14, 18, 7 and 15? (a) 7 (b) 18 (c) 14 (d) 15
  11. 11.The mean of 4 numbers is 25. When the number 20 is added to them, what is the new mean? (a) 23 (b) 24 (c) 26 (d) 25
  12. 12.The mean of 4 numbers is 20. When the number 35 is added to them, what is the new mean? (a) 24 (b) 22 (c) 20 (d) 23
  13. 13.What is the mode of 17, 4, 4, 14, 14, 14 and 3? (a) 3 (b) 14 (c) 4 (d) 17
  14. 14.The mean of 9 numbers is 20. When the number 40 is added to them, what is the new mean? (a) 30 (b) 23 (c) 22 (d) 20
  15. 15.What is the mean of 17, 9, 11, 17 and 16? (a) 13 (b) 16 (c) 14 (d) 15
  16. 16.What is the mean of 17, 14, 17 and 8? (a) 14 (b) 16 (c) 15 (d) 13
  17. 17.What is the median of 38, 12, 29, 8, 37, 18 and 26? (a) 8 (b) 29 (c) 26 (d) 24
  18. 18.What is the mean of 5, 5, 5 and 9? (a) 5 (b) 8 (c) 6 (d) 7
  19. 19.What is the median of 12, 28, 24, 7, 16, 36 and 13? (a) 7 (b) 24 (c) 16 (d) 13
  20. 20.What is the mode of 18, 7, 7, 7, 9, 18 and 1? (a) 9 (b) 1 (c) 18 (d) 7
  21. 21.What is the mode of 18, 3, 18, 18, 6, 3 and 4? (a) 4 (b) 3 (c) 18 (d) 6
  22. 22.The mean of 4 numbers is 24. When the number 39 is added to them, what is the new mean? (a) 28 (b) 24 (c) 27 (d) 26
  23. 23.What is the mode of 15, 19, 2, 19, 2, 20 and 19? (a) 2 (b) 15 (c) 19 (d) 20
  24. 24.What is the mode of 12, 8, 12, 12, 4, 11 and 8? (a) 8 (b) 11 (c) 12 (d) 4
  25. 25.What is the mode of 5, 14, 7, 10, 10, 14 and 10? (a) 14 (b) 7 (c) 5 (d) 10
  26. 26.What is the mode of 19, 2, 2, 1, 7, 19 and 2? (a) 2 (b) 7 (c) 19 (d) 1
  27. 27.What is the median of 15, 9, 13, 22 and 16? (a) 13 (b) 14 (c) 16 (d) 15
  28. 28.What is the median of 20, 15, 26, 40, 24, 12 and 21? (a) 21 (b) 24 (c) 40 (d) 20
  29. 29.What is the mean of 4, 12, 2, 19 and 8? (a) 8 (b) 11 (c) 9 (d) 10
  30. 30.What is the mode of 7, 12, 12, 19, 7, 8 and 7? (a) 8 (b) 12 (c) 7 (d) 19
  31. 31.What is the mode of 16, 18, 11, 11, 8, 11 and 18? (a) 8 (b) 18 (c) 16 (d) 11
  32. 32.What is the mean of 9, 7, 4, 16, 12 and 6? (a) 11 (b) 10 (c) 9 (d) 8
  33. 33.What is the mean of 2, 7, 6, 6 and 19? (a) 7 (b) 8 (c) 10 (d) 9
  34. 34.What is the median of 3, 35, 15, 32 and 37? (a) 32 (b) 33 (c) 35 (d) 15
  35. 35.What is the mode of 6, 19, 4, 6, 14, 14 and 14? (a) 14 (b) 4 (c) 19 (d) 6
  36. 36.What is the median of 3, 8, 5, 11 and 13? (a) 9 (b) 8 (c) 11 (d) 5
  37. 37.What is the mode of 1, 19, 6, 3, 3, 3 and 1? (a) 6 (b) 19 (c) 1 (d) 3
  38. 38.What is the median of 22, 16, 9, 12, 31, 10 and 20? (a) 17 (b) 20 (c) 16 (d) 12
  39. 39.What is the median of 23, 6, 20, 36, 29, 37 and 11? (a) 29 (b) 36 (c) 23 (d) 20
  40. 40.What is the mean of 16, 7, 18, 4, 8 and 7? (a) 10 (b) 12 (c) 11 (d) 9

Answer key

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

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