← 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 936 · 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 mode of 1, 17, 7, 6, 6, 1 and 1? (a) 7 (b) 6 (c) 1 (d) 17
  2. 2.What is the mean of 6, 5, 15, 3, 6 and 7? (a) 9 (b) 8 (c) 6 (d) 7
  3. 3.What is the mean of 9, 4, 2 and 9? (a) 7 (b) 8 (c) 5 (d) 6
  4. 4.What is the mean of 8, 14, 12, 3 and 3? (a) 7 (b) 10 (c) 9 (d) 8
  5. 5.The mean of 7 numbers is 20. When the number 44 is added to them, what is the new mean? (a) 24 (b) 20 (c) 32 (d) 23
  6. 6.What is the mode of 7, 16, 16, 7, 14, 7 and 1? (a) 16 (b) 1 (c) 7 (d) 14
  7. 7.The mean of 3 numbers is 23. When the number 27 is added to them, what is the new mean? (a) 26 (b) 24 (c) 23 (d) 25
  8. 8.What is the median of 32, 6, 25, 5, 37, 29 and 31? (a) 25 (b) 29 (c) 5 (d) 31
  9. 9.What is the mean of 4, 14, 9, 2 and 6? (a) 7 (b) 8 (c) 6 (d) 9
  10. 10.What is the mean of 15, 8, 4, 20, 5 and 8? (a) 11 (b) 9 (c) 12 (d) 10
  11. 11.The mean of 8 numbers is 35. When the number 26 is added to them, what is the new mean? (a) 35 (b) 34 (c) 33 (d) 36
  12. 12.What is the mean of 6, 13, 16, 2, 2 and 15? (a) 11 (b) 9 (c) 10 (d) 8
  13. 13.The mean of 3 numbers is 18. When the number 22 is added to them, what is the new mean? (a) 19 (b) 20 (c) 18 (d) 21
  14. 14.What is the mean of 16, 15, 10 and 3? (a) 10 (b) 12 (c) 13 (d) 11
  15. 15.What is the mode of 2, 10, 3, 2, 2, 20 and 10? (a) 3 (b) 20 (c) 10 (d) 2
  16. 16.The mean of 5 numbers is 19. When the number 1 is added to them, what is the new mean? (a) 19 (b) 17 (c) 16 (d) 10
  17. 17.What is the mean of 19, 3, 3 and 19? (a) 13 (b) 11 (c) 12 (d) 10
  18. 18.The mean of 6 numbers is 10. When the number 3 is added to them, what is the new mean? (a) 9 (b) 8 (c) 10 (d) 11
  19. 19.The mean of 7 numbers is 32. When the number 16 is added to them, what is the new mean? (a) 30 (b) 32 (c) 24 (d) 31
  20. 20.What is the mean of 2, 20, 5, 19, 9 and 17? (a) 12 (b) 13 (c) 11 (d) 14
  21. 21.What is the mean of 10, 4, 17, 13, 9 and 19? (a) 14 (b) 13 (c) 12 (d) 11
  22. 22.The mean of 7 numbers is 35. When the number 27 is added to them, what is the new mean? (a) 31 (b) 33 (c) 35 (d) 34
  23. 23.What is the median of 1, 33, 37, 16 and 21? (a) 37 (b) 16 (c) 21 (d) 33
  24. 24.What is the median of 3, 13, 8, 37 and 11? (a) 13 (b) 8 (c) 12 (d) 11
  25. 25.What is the mode of 18, 10, 18, 3, 2, 10 and 18? (a) 18 (b) 3 (c) 10 (d) 2
  26. 26.What is the mean of 11, 5, 2, 9, 15 and 12? (a) 10 (b) 8 (c) 9 (d) 11
  27. 27.What is the median of 19, 2, 5, 7, 25, 21 and 6? (a) 6 (b) 19 (c) 7 (d) 8
  28. 28.The mean of 5 numbers is 24. When the number 36 is added to them, what is the new mean? (a) 27 (b) 30 (c) 24 (d) 26
  29. 29.What is the median of 6, 12, 15, 8, 2, 22 and 32? (a) 12 (b) 15 (c) 13 (d) 8
  30. 30.What is the mode of 6, 18, 8, 8, 9, 18 and 18? (a) 8 (b) 9 (c) 18 (d) 6
  31. 31.What is the median of 21, 18, 12, 37 and 10? (a) 12 (b) 19 (c) 18 (d) 21
  32. 32.What is the mode of 2, 2, 5, 8, 16, 16 and 2? (a) 2 (b) 8 (c) 5 (d) 16
  33. 33.What is the mean of 13, 20, 15, 4 and 13? (a) 13 (b) 15 (c) 14 (d) 12
  34. 34.The mean of 4 numbers is 12. When the number 7 is added to them, what is the new mean? (a) 11 (b) 12 (c) 13 (d) 10
  35. 35.What is the mode of 14, 14, 14, 5, 19, 4 and 4? (a) 4 (b) 19 (c) 5 (d) 14
  36. 36.What is the mean of 19, 7, 20, 12 and 7? (a) 14 (b) 12 (c) 13 (d) 15
  37. 37.What is the median of 1, 37, 13, 34 and 21? (a) 34 (b) 13 (c) 22 (d) 21
  38. 38.What is the mean of 11, 13, 13 and 19? (a) 13 (b) 14 (c) 16 (d) 15
  39. 39.What is the mean of 20, 17, 12, 9, 11 and 15? (a) 12 (b) 15 (c) 14 (d) 13
  40. 40.What is the mean of 12, 7, 16 and 17? (a) 14 (b) 15 (c) 13 (d) 12

Answer key

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

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