← 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 273 · 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 34, 12, 39, 22 and 30? (a) 30 (b) 22 (c) 39 (d) 34
  2. 2.The mean of 9 numbers is 40. When the number 10 is added to them, what is the new mean? (a) 37 (b) 40 (c) 25 (d) 38
  3. 3.What is the median of 37, 28, 16, 40 and 26? (a) 16 (b) 26 (c) 28 (d) 37
  4. 4.What is the mean of 2, 10, 4, 10 and 14? (a) 10 (b) 8 (c) 7 (d) 9
  5. 5.The mean of 8 numbers is 15. When the number 24 is added to them, what is the new mean? (a) 15 (b) 17 (c) 18 (d) 16
  6. 6.The mean of 6 numbers is 30. When the number 16 is added to them, what is the new mean? (a) 30 (b) 28 (c) 29 (d) 23
  7. 7.What is the mean of 3, 19, 4, 7 and 12? (a) 10 (b) 9 (c) 8 (d) 11
  8. 8.The mean of 9 numbers is 36. When the number 16 is added to them, what is the new mean? (a) 36 (b) 35 (c) 26 (d) 34
  9. 9.What is the mean of 14, 10, 10, 17 and 14? (a) 15 (b) 12 (c) 13 (d) 14
  10. 10.What is the mode of 3, 8, 8, 3, 8, 16 and 6? (a) 6 (b) 3 (c) 8 (d) 16
  11. 11.What is the mean of 9, 18, 19 and 10? (a) 14 (b) 13 (c) 15 (d) 16
  12. 12.What is the mode of 10, 14, 15, 14, 10, 10 and 4? (a) 4 (b) 14 (c) 15 (d) 10
  13. 13.What is the mode of 12, 3, 20, 3, 20, 6 and 20? (a) 6 (b) 20 (c) 12 (d) 3
  14. 14.What is the mode of 6, 19, 18, 19, 2, 2 and 2? (a) 18 (b) 19 (c) 2 (d) 6
  15. 15.What is the mode of 18, 18, 3, 18, 9, 4 and 4? (a) 3 (b) 4 (c) 18 (d) 9
  16. 16.What is the mode of 7, 7, 7, 8, 16, 14 and 8? (a) 7 (b) 16 (c) 14 (d) 8
  17. 17.What is the mean of 7, 15, 11, 14, 14 and 5? (a) 11 (b) 13 (c) 10 (d) 12
  18. 18.What is the median of 1, 34, 36, 15, 7, 9 and 19? (a) 15 (b) 9 (c) 16 (d) 19
  19. 19.The mean of 8 numbers is 14. When the number 23 is added to them, what is the new mean? (a) 16 (b) 14 (c) 15 (d) 17
  20. 20.What is the mode of 12, 4, 19, 4, 4, 3 and 3? (a) 12 (b) 19 (c) 4 (d) 3
  21. 21.The mean of 4 numbers is 16. When the number 26 is added to them, what is the new mean? (a) 18 (b) 16 (c) 21 (d) 19
  22. 22.What is the median of 21, 35, 39, 5, 7, 9 and 30? (a) 9 (b) 5 (c) 30 (d) 21
  23. 23.The mean of 6 numbers is 24. When the number 3 is added to them, what is the new mean? (a) 20 (b) 21 (c) 24 (d) 22
  24. 24.What is the median of 29, 21, 8, 38 and 12? (a) 12 (b) 29 (c) 21 (d) 8
  25. 25.What is the mean of 19, 8, 6, 10, 4 and 19? (a) 10 (b) 13 (c) 12 (d) 11
  26. 26.What is the median of 5, 37, 29, 36, 21, 2 and 15? (a) 21 (b) 36 (c) 15 (d) 29
  27. 27.What is the mean of 2, 2, 8, 2 and 21? (a) 6 (b) 7 (c) 8 (d) 9
  28. 28.What is the mode of 16, 10, 16, 10, 11, 12 and 10? (a) 11 (b) 12 (c) 10 (d) 16
  29. 29.What is the median of 3, 9, 39, 22 and 25? (a) 9 (b) 25 (c) 39 (d) 22
  30. 30.What is the median of 34, 38, 35, 32 and 30? (a) 33 (b) 35 (c) 34 (d) 32
  31. 31.What is the mean of 17, 19, 3, 2, 2 and 17? (a) 11 (b) 10 (c) 9 (d) 12
  32. 32.What is the mode of 15, 1, 5, 5, 8, 5 and 1? (a) 5 (b) 1 (c) 15 (d) 8
  33. 33.What is the mode of 18, 10, 2, 2, 19, 10 and 10? (a) 10 (b) 18 (c) 2 (d) 19
  34. 34.What is the mean of 13, 19, 2, 2 and 14? (a) 11 (b) 10 (c) 9 (d) 12
  35. 35.What is the mean of 17, 8, 15, 12, 2 and 18? (a) 12 (b) 11 (c) 13 (d) 14
  36. 36.What is the mode of 12, 10, 16, 19, 16, 10 and 10? (a) 10 (b) 12 (c) 16 (d) 19
  37. 37.The mean of 4 numbers is 35. When the number 40 is added to them, what is the new mean? (a) 38 (b) 36 (c) 35 (d) 37
  38. 38.The mean of 6 numbers is 28. When the number 7 is added to them, what is the new mean? (a) 25 (b) 28 (c) 26 (d) 24
  39. 39.What is the mode of 4, 4, 20, 9, 4, 20 and 15? (a) 20 (b) 9 (c) 15 (d) 4
  40. 40.What is the median of 10, 1, 6, 17 and 3? (a) 10 (b) 3 (c) 7 (d) 6

Answer key

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

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