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Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 741 · 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.Today is Monday. What day of the week will it be after 56 days? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
  2. 2.If 2 August is a Thursday, what day of the week is 13 August? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
  3. 3.If 13 August is a Saturday, what day of the week is 22 August? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
  4. 4.If 11 October is a Friday, what day of the week is 27 October? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
  5. 5.Today is Sunday. What day of the week will it be after 12 days? (a) Saturday (b) Thursday (c) Friday (d) Sunday
  6. 6.If 12 March is a Monday, what day of the week is 22 March? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
  7. 7.If 14 November is a Tuesday, what day of the week is 6 December? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
  8. 8.Today is Saturday. What day of the week will it be after 40 days? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
  9. 9.Today is Tuesday. What day of the week will it be after 72 days? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
  10. 10.If 14 July is a Thursday, what day of the week is 22 July? (a) Friday (b) Thursday (c) Saturday (d) Sunday
  11. 11.Today is Tuesday. What day of the week will it be after 82 days? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
  12. 12.Today is Friday. What day of the week will it be after 54 days? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
  13. 13.If 3 January is a Wednesday, what day of the week is 16 January? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
  14. 14.If 4 December is a Thursday, what day of the week is 12 December? (a) Thursday (b) Sunday (c) Friday (d) Saturday
  15. 15.If 25 May is a Friday, what day of the week is 3 June? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
  16. 16.Today is Sunday. What day of the week will it be after 69 days? (a) Sunday (b) Monday (c) Saturday (d) Friday
  17. 17.If 14 August is a Thursday, what day of the week is 22 August? (a) Thursday (b) Friday (c) Sunday (d) Saturday
  18. 18.Today is Sunday. What day of the week will it be after 17 days? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
  19. 19.If 1 December is a Sunday, what day of the week is 10 December? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
  20. 20.Today is Thursday. What day of the week will it be after 57 days? (a) Sunday (b) Friday (c) Saturday (d) Thursday
  21. 21.If 3 July is a Monday, what day of the week is 13 July? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
  22. 22.If 17 April is a Monday, what day of the week is 11 May? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
  23. 23.If 19 May is a Tuesday, what day of the week is 1 June? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
  24. 24.Today is Wednesday. What day of the week will it be after 37 days? (a) Thursday (b) Friday (c) Sunday (d) Saturday
  25. 25.If 9 August is a Monday, what day of the week is 20 August? (a) Thursday (b) Friday (c) Sunday (d) Saturday
  26. 26.Today is Wednesday. What day of the week will it be after 23 days? (a) Thursday (b) Sunday (c) Friday (d) Saturday
  27. 27.If 10 October is a Monday, what day of the week is 3 November? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
  28. 28.Today is Wednesday. What day of the week will it be after 21 days? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
  29. 29.Today is Friday. What day of the week will it be after 23 days? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
  30. 30.If 19 January is a Monday, what day of the week is 2 February? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
  31. 31.If 14 March is a Monday, what day of the week is 8 April? (a) Thursday (b) Sunday (c) Saturday (d) Friday
  32. 32.If 28 October is a Sunday, what day of the week is 9 November? (a) Friday (b) Sunday (c) Thursday (d) Saturday
  33. 33.If 15 January is a Thursday, what day of the week is 5 February? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
  34. 34.If 17 January is a Wednesday, what day of the week is 10 February? (a) Friday (b) Monday (c) Saturday (d) Sunday
  35. 35.Today is Sunday. What day of the week will it be after 76 days? (a) Monday (b) Sunday (c) Friday (d) Saturday
  36. 36.If 5 August is a Sunday, what day of the week is 13 August? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
  37. 37.If 13 January is a Thursday, what day of the week is 10 February? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
  38. 38.Today is Monday. What day of the week will it be after 70 days? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
  39. 39.Today is Tuesday. What day of the week will it be after 26 days? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
  40. 40.If 15 June is a Thursday, what day of the week is 6 July? (a) Saturday (b) Friday (c) Thursday (d) Wednesday

Answer key

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

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