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Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 824 · 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 14 May is a Monday, what day of the week is 23 May? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
  2. 2.If 15 April is a Thursday, what day of the week is 16 May? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
  3. 3.Today is Saturday. What day of the week will it be after 71 days? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
  4. 4.If 2 August is a Monday, what day of the week is 15 August? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
  5. 5.If 28 October is a Sunday, what day of the week is 8 November? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
  6. 6.If 28 April is a Tuesday, what day of the week is 5 May? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
  7. 7.If 1 August is a Thursday, what day of the week is 9 August? (a) Thursday (b) Sunday (c) Saturday (d) Friday
  8. 8.Today is Monday. What day of the week will it be after 17 days? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
  9. 9.Today is Monday. What day of the week will it be after 25 days? (a) Saturday (b) Sunday (c) Friday (d) Thursday
  10. 10.Today is Monday. What day of the week will it be after 69 days? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
  11. 11.Today is Saturday. What day of the week will it be after 23 days? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
  12. 12.If 15 March is a Sunday, what day of the week is 31 March? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
  13. 13.Today is Friday. What day of the week will it be after 36 days? (a) Friday (b) Monday (c) Saturday (d) Sunday
  14. 14.If 22 June is a Friday, what day of the week is 2 July? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
  15. 15.Today is Monday. What day of the week will it be after 18 days? (a) Thursday (b) Sunday (c) Saturday (d) Friday
  16. 16.If 22 May is a Wednesday, what day of the week is 6 June? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
  17. 17.Today is Wednesday. What day of the week will it be after 41 days? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
  18. 18.If 2 March is a Monday, what day of the week is 14 March? (a) Saturday (b) Friday (c) Sunday (d) Monday
  19. 19.Today is Monday. What day of the week will it be after 73 days? (a) Thursday (b) Saturday (c) Friday (d) Wednesday
  20. 20.If 19 April is a Sunday, what day of the week is 13 May? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
  21. 21.Today is Wednesday. What day of the week will it be after 19 days? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
  22. 22.If 10 August is a Saturday, what day of the week is 2 September? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
  23. 23.If 3 July is a Thursday, what day of the week is 12 July? (a) Monday (b) Sunday (c) Saturday (d) Friday
  24. 24.Today is Monday. What day of the week will it be after 81 days? (a) Friday (b) Thursday (c) Sunday (d) Saturday
  25. 25.If 26 March is a Sunday, what day of the week is 13 April? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
  26. 26.If 13 October is a Sunday, what day of the week is 16 November? (a) Sunday (b) Friday (c) Monday (d) Saturday
  27. 27.If 12 October is a Tuesday, what day of the week is 25 October? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
  28. 28.Today is Saturday. What day of the week will it be after 25 days? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
  29. 29.Today is Friday. What day of the week will it be after 95 days? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
  30. 30.If 12 May is a Saturday, what day of the week is 22 May? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
  31. 31.Today is Wednesday. What day of the week will it be after 46 days? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
  32. 32.Today is Saturday. What day of the week will it be after 83 days? (a) Sunday (b) Friday (c) Thursday (d) Saturday
  33. 33.If 14 January is a Monday, what day of the week is 8 February? (a) Friday (b) Saturday (c) Sunday (d) Thursday
  34. 34.If 4 May is a Saturday, what day of the week is 20 May? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
  35. 35.Today is Sunday. What day of the week will it be after 82 days? (a) Sunday (b) Thursday (c) Friday (d) Saturday
  36. 36.If 11 May is a Friday, what day of the week is 1 June? (a) Friday (b) Thursday (c) Saturday (d) Sunday
  37. 37.If 5 December is a Thursday, what day of the week is 15 December? (a) Sunday (b) Tuesday (c) Monday (d) Saturday
  38. 38.If 17 March is a Monday, what day of the week is 3 April? (a) Thursday (b) Saturday (c) Friday (d) Wednesday
  39. 39.Today is Wednesday. What day of the week will it be after 26 days? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
  40. 40.If 4 May is a Wednesday, what day of the week is 19 May? (a) Saturday (b) Thursday (c) Wednesday (d) Friday

Answer key

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

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