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Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 228 · 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 25 October is a Sunday, what day of the week is 2 November? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
  2. 2.If 28 June is a Monday, what day of the week is 5 July? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
  3. 3.If 11 March is a Monday, what day of the week is 19 March? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
  4. 4.If 12 May is a Saturday, what day of the week is 16 June? (a) Saturday (b) Friday (c) Monday (d) Sunday
  5. 5.If 2 August is a Saturday, what day of the week is 17 August? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
  6. 6.If 11 March is a Sunday, what day of the week is 24 March? (a) Friday (b) Monday (c) Sunday (d) Saturday
  7. 7.If 16 March is a Wednesday, what day of the week is 9 April? (a) Friday (b) Monday (c) Sunday (d) Saturday
  8. 8.If 5 August is a Friday, what day of the week is 19 August? (a) Thursday (b) Friday (c) Sunday (d) Saturday
  9. 9.If 6 July is a Friday, what day of the week is 17 July? (a) Tuesday (b) Monday (c) Wednesday (d) Thursday
  10. 10.Today is Tuesday. What day of the week will it be after 43 days? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
  11. 11.If 11 November is a Tuesday, what day of the week is 11 December? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
  12. 12.Today is Sunday. What day of the week will it be after 66 days? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
  13. 13.If 12 December is a Tuesday, what day of the week is 25 December? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
  14. 14.If 5 October is a Sunday, what day of the week is 14 October? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
  15. 15.If 7 May is a Thursday, what day of the week is 21 May? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
  16. 16.If 24 April is a Friday, what day of the week is 8 May? (a) Sunday (b) Thursday (c) Saturday (d) Friday
  17. 17.If 18 March is a Thursday, what day of the week is 1 April? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
  18. 18.Today is Monday. What day of the week will it be after 10 days? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
  19. 19.Today is Tuesday. What day of the week will it be after 84 days? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
  20. 20.Today is Sunday. What day of the week will it be after 16 days? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
  21. 21.If 1 December is a Saturday, what day of the week is 14 December? (a) Saturday (b) Thursday (c) Friday (d) Sunday
  22. 22.If 16 August is a Monday, what day of the week is 14 September? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
  23. 23.If 20 July is a Monday, what day of the week is 9 August? (a) Sunday (b) Saturday (c) Monday (d) Tuesday
  24. 24.Today is Friday. What day of the week will it be after 88 days? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
  25. 25.If 2 May is a Wednesday, what day of the week is 17 May? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
  26. 26.If 4 March is a Saturday, what day of the week is 17 March? (a) Saturday (b) Thursday (c) Sunday (d) Friday
  27. 27.If 13 May is a Wednesday, what day of the week is 22 May? (a) Sunday (b) Saturday (c) Thursday (d) Friday
  28. 28.Today is Monday. What day of the week will it be after 45 days? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
  29. 29.If 30 January is a Sunday, what day of the week is 8 February? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
  30. 30.If 10 January is a Wednesday, what day of the week is 24 January? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
  31. 31.Today is Sunday. What day of the week will it be after 39 days? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
  32. 32.If 25 April is a Wednesday, what day of the week is 6 May? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
  33. 33.If 1 July is a Wednesday, what day of the week is 10 July? (a) Friday (b) Thursday (c) Sunday (d) Saturday
  34. 34.If 8 May is a Sunday, what day of the week is 24 May? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
  35. 35.If 7 December is a Saturday, what day of the week is 17 December? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
  36. 36.If 28 August is a Friday, what day of the week is 4 September? (a) Thursday (b) Friday (c) Sunday (d) Saturday
  37. 37.Today is Wednesday. What day of the week will it be after 34 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
  38. 38.If 8 October is a Tuesday, what day of the week is 22 October? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
  39. 39.Today is Monday. What day of the week will it be after 56 days? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
  40. 40.If 8 August is a Saturday, what day of the week is 21 August? (a) Sunday (b) Friday (c) Thursday (d) Saturday

Answer key

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

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