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Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 923 · 40 questions
TalentJR

How to solve it (Throw away the weeks): Count the days between the two dates (use the month lengths: 30 or 31, February 28 in an ordinary year). Divide by 7: whole weeks do not change the day; the remainder does. Count the remainder on from the starting day.

NameDateTime takenScore ___ / 40
  1. 1.If 15 August is a Friday, what day of the week is 27 August? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
  2. 2.If 22 April is a Sunday, what day of the week is 4 May? (a) Thursday (b) Saturday (c) Sunday (d) Friday
  3. 3.If 7 March is a Tuesday, what day of the week is 19 March? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
  4. 4.Today is Friday. What day of the week will it be after 44 days? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
  5. 5.If 13 October is a Monday, what day of the week is 24 October? (a) Thursday (b) Sunday (c) Saturday (d) Friday
  6. 6.If 15 July is a Thursday, what day of the week is 24 July? (a) Saturday (b) Friday (c) Sunday (d) Monday
  7. 7.If 15 January is a Tuesday, what day of the week is 29 January? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
  8. 8.Today is Friday. What day of the week will it be after 93 days? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
  9. 9.If 1 March is a Thursday, what day of the week is 14 March? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
  10. 10.If 31 October is a Thursday, what day of the week is 14 November? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
  11. 11.If 16 November is a Tuesday, what day of the week is 17 December? (a) Thursday (b) Sunday (c) Friday (d) Saturday
  12. 12.If 7 March is a Sunday, what day of the week is 15 March? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
  13. 13.If 9 July is a Monday, what day of the week is 17 July? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
  14. 14.If 15 July is a Saturday, what day of the week is 23 July? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
  15. 15.If 1 December is a Sunday, what day of the week is 11 December? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
  16. 16.If 24 April is a Tuesday, what day of the week is 5 May? (a) Monday (b) Friday (c) Sunday (d) Saturday
  17. 17.If 8 May is a Monday, what day of the week is 24 May? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
  18. 18.If 27 March is a Friday, what day of the week is 7 April? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
  19. 19.If 12 June is a Thursday, what day of the week is 6 July? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
  20. 20.Today is Monday. What day of the week will it be after 83 days? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
  21. 21.If 1 March is a Thursday, what day of the week is 11 March? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
  22. 22.If 12 May is a Saturday, what day of the week is 25 May? (a) Saturday (b) Sunday (c) Friday (d) Thursday
  23. 23.Today is Tuesday. What day of the week will it be after 47 days? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
  24. 24.If 14 August is a Tuesday, what day of the week is 22 August? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
  25. 25.Today is Tuesday. What day of the week will it be after 64 days? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
  26. 26.If 24 April is a Wednesday, what day of the week is 2 May? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
  27. 27.Today is Saturday. What day of the week will it be after 25 days? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
  28. 28.If 13 March is a Monday, what day of the week is 4 April? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
  29. 29.Today is Monday. What day of the week will it be after 33 days? (a) Friday (b) Saturday (c) Sunday (d) Monday
  30. 30.Today is Tuesday. What day of the week will it be after 48 days? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
  31. 31.If 12 May is a Tuesday, what day of the week is 24 May? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
  32. 32.If 4 October is a Wednesday, what day of the week is 18 October? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
  33. 33.Today is Tuesday. What day of the week will it be after 55 days? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
  34. 34.If 5 July is a Thursday, what day of the week is 16 July? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
  35. 35.If 13 December is a Tuesday, what day of the week is 26 December? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
  36. 36.Today is Sunday. What day of the week will it be after 53 days? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
  37. 37.If 4 March is a Thursday, what day of the week is 13 March? (a) Saturday (b) Sunday (c) Monday (d) Friday
  38. 38.If 16 March is a Saturday, what day of the week is 10 April? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
  39. 39.Today is Thursday. What day of the week will it be after 93 days? (a) Saturday (b) Sunday (c) Friday (d) Monday
  40. 40.If 11 July is a Tuesday, what day of the week is 27 July? (a) Saturday (b) Friday (c) Wednesday (d) Thursday

Answer key

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

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