← 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 528 · 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 7, 2, 17, 2, 3 and 5? (a) 7 (b) 6 (c) 5 (d) 8
  2. 2.What is the mode of 19, 16, 19, 2, 13, 19 and 2? (a) 16 (b) 2 (c) 13 (d) 19
  3. 3.What is the mean of 13, 19, 17 and 3? (a) 13 (b) 15 (c) 14 (d) 12
  4. 4.What is the median of 7, 19, 10, 2 and 16? (a) 7 (b) 16 (c) 10 (d) 11
  5. 5.What is the mode of 19, 14, 8, 19, 4, 19 and 4? (a) 14 (b) 8 (c) 4 (d) 19
  6. 6.What is the mean of 19, 4, 13 and 4? (a) 11 (b) 8 (c) 10 (d) 9
  7. 7.What is the mode of 2, 7, 4, 4, 2, 10 and 4? (a) 4 (b) 7 (c) 10 (d) 2
  8. 8.What is the mean of 2, 3, 12 and 11? (a) 9 (b) 7 (c) 6 (d) 8
  9. 9.What is the mean of 12, 5, 13 and 10? (a) 8 (b) 9 (c) 10 (d) 11
  10. 10.What is the median of 36, 12, 24, 33, 23, 17 and 11? (a) 24 (b) 23 (c) 17 (d) 33
  11. 11.The mean of 3 numbers is 26. When the number 30 is added to them, what is the new mean? (a) 26 (b) 29 (c) 28 (d) 27
  12. 12.What is the median of 9, 38, 33, 12, 13, 31 and 3? (a) 31 (b) 12 (c) 13 (d) 14
  13. 13.What is the median of 23, 7, 3, 24, 2, 14 and 8? (a) 8 (b) 7 (c) 24 (d) 14
  14. 14.What is the mean of 2, 13, 5 and 12? (a) 8 (b) 7 (c) 10 (d) 9
  15. 15.What is the mode of 8, 5, 13, 5, 19, 19 and 5? (a) 5 (b) 13 (c) 19 (d) 8
  16. 16.What is the mode of 19, 10, 12, 5, 10, 5 and 10? (a) 19 (b) 12 (c) 5 (d) 10
  17. 17.What is the mean of 11, 9, 9, 16, 5 and 10? (a) 12 (b) 9 (c) 10 (d) 11
  18. 18.What is the mean of 5, 2, 7, 13, 13 and 20? (a) 12 (b) 10 (c) 9 (d) 11
  19. 19.What is the mean of 6, 14, 4, 13, 6 and 23? (a) 13 (b) 12 (c) 11 (d) 10
  20. 20.The mean of 6 numbers is 33. When the number 12 is added to them, what is the new mean? (a) 31 (b) 29 (c) 33 (d) 30
  21. 21.The mean of 5 numbers is 28. When the number 34 is added to them, what is the new mean? (a) 30 (b) 28 (c) 29 (d) 31
  22. 22.What is the mean of 3, 17, 4, 14 and 2? (a) 8 (b) 10 (c) 7 (d) 9
  23. 23.What is the median of 33, 34, 18, 39 and 27? (a) 33 (b) 18 (c) 27 (d) 34
  24. 24.What is the mean of 3, 16, 6, 9 and 6? (a) 10 (b) 9 (c) 7 (d) 8
  25. 25.What is the mean of 9, 9, 8, 9 and 10? (a) 9 (b) 11 (c) 8 (d) 10
  26. 26.What is the mode of 5, 7, 10, 4, 4, 4 and 5? (a) 4 (b) 10 (c) 5 (d) 7
  27. 27.The mean of 7 numbers is 17. When the number 41 is added to them, what is the new mean? (a) 20 (b) 29 (c) 17 (d) 21
  28. 28.What is the mean of 6, 13, 3 and 6? (a) 8 (b) 6 (c) 7 (d) 9
  29. 29.What is the mean of 5, 2, 11, 6, 6 and 6? (a) 7 (b) 5 (c) 8 (d) 6
  30. 30.What is the mode of 1, 2, 2, 8, 20, 20 and 20? (a) 8 (b) 2 (c) 1 (d) 20
  31. 31.The mean of 8 numbers is 19. When the number 55 is added to them, what is the new mean? (a) 23 (b) 37 (c) 19 (d) 24
  32. 32.What is the mean of 5, 5, 4, 17, 6 and 11? (a) 9 (b) 10 (c) 7 (d) 8
  33. 33.What is the mean of 9, 3, 10, 6 and 7? (a) 9 (b) 8 (c) 7 (d) 6
  34. 34.The mean of 4 numbers is 16. When the number 21 is added to them, what is the new mean? (a) 16 (b) 19 (c) 17 (d) 18
  35. 35.What is the mean of 20, 7, 18 and 7? (a) 13 (b) 14 (c) 15 (d) 12
  36. 36.What is the mode of 6, 19, 2, 7, 7, 2 and 2? (a) 19 (b) 7 (c) 6 (d) 2
  37. 37.What is the median of 5, 25, 15, 9 and 35? (a) 9 (b) 16 (c) 25 (d) 15
  38. 38.What is the mean of 16, 2, 4 and 10? (a) 10 (b) 7 (c) 8 (d) 9
  39. 39.The mean of 9 numbers is 39. When the number 79 is added to them, what is the new mean? (a) 39 (b) 59 (c) 43 (d) 44
  40. 40.What is the mean of 9, 19, 10 and 22? (a) 20 (b) 12 (c) 15 (d) 16

Answer key

  1. 6
  2. 19
  3. 13
  4. 10
  5. 19
  6. 10
  7. 4
  8. 7
  9. 10
  10. 23
  11. 27
  12. 13
  13. 8
  14. 8
  15. 5
  16. 10
  17. 10
  18. 10
  19. 11
  20. 30
  21. 29
  22. 8
  23. 33
  24. 8
  25. 9
  26. 4
  27. 20
  28. 7
  29. 6
  30. 20
  31. 23
  32. 8
  33. 7
  34. 17
  35. 13
  36. 2
  37. 15
  38. 8
  39. 43
  40. 15

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