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Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 435 · 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 Sunday. What day of the week will it be after 53 days? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
  2. 2.If 14 January is a Monday, what day of the week is 24 January? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
  3. 3.If 4 May is a Sunday, what day of the week is 13 May? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
  4. 4.If 22 July is a Monday, what day of the week is 1 August? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
  5. 5.Today is Friday. What day of the week will it be after 47 days? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
  6. 6.Today is Tuesday. What day of the week will it be after 77 days? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
  7. 7.If 11 August is a Tuesday, what day of the week is 23 August? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
  8. 8.Today is Sunday. What day of the week will it be after 14 days? (a) Sunday (b) Saturday (c) Monday (d) Tuesday
  9. 9.Today is Saturday. What day of the week will it be after 59 days? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
  10. 10.Today is Friday. What day of the week will it be after 60 days? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
  11. 11.If 21 June is a Sunday, what day of the week is 7 July? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
  12. 12.Today is Wednesday. What day of the week will it be after 44 days? (a) Sunday (b) Friday (c) Saturday (d) Thursday
  13. 13.If 6 August is a Wednesday, what day of the week is 18 August? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
  14. 14.If 8 May is a Tuesday, what day of the week is 21 May? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
  15. 15.Today is Tuesday. What day of the week will it be after 29 days? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
  16. 16.If 12 September is a Tuesday, what day of the week is 12 October? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
  17. 17.If 6 January is a Monday, what day of the week is 17 January? (a) Sunday (b) Saturday (c) Thursday (d) Friday
  18. 18.Today is Wednesday. What day of the week will it be after 76 days? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
  19. 19.If 23 March is a Wednesday, what day of the week is 6 April? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
  20. 20.Today is Wednesday. What day of the week will it be after 66 days? (a) Friday (b) Monday (c) Saturday (d) Sunday
  21. 21.If 12 August is a Monday, what day of the week is 22 August? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
  22. 22.Today is Monday. What day of the week will it be after 67 days? (a) Saturday (b) Sunday (c) Friday (d) Thursday
  23. 23.If 24 March is a Monday, what day of the week is 10 April? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
  24. 24.Today is Thursday. What day of the week will it be after 96 days? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
  25. 25.Today is Monday. What day of the week will it be after 32 days? (a) Saturday (b) Thursday (c) Sunday (d) Friday
  26. 26.Today is Sunday. What day of the week will it be after 46 days? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
  27. 27.If 12 May is a Wednesday, what day of the week is 26 May? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
  28. 28.If 17 March is a Tuesday, what day of the week is 13 April? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
  29. 29.Today is Thursday. What day of the week will it be after 46 days? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
  30. 30.If 2 December is a Monday, what day of the week is 14 December? (a) Friday (b) Monday (c) Sunday (d) Saturday
  31. 31.If 14 August is a Thursday, what day of the week is 1 September? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
  32. 32.Today is Wednesday. What day of the week will it be after 12 days? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
  33. 33.If 13 October is a Wednesday, what day of the week is 25 October? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
  34. 34.Today is Monday. What day of the week will it be after 74 days? (a) Saturday (b) Friday (c) Sunday (d) Thursday
  35. 35.If 2 October is a Thursday, what day of the week is 18 October? (a) Friday (b) Sunday (c) Monday (d) Saturday
  36. 36.If 1 December is a Sunday, what day of the week is 11 December? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
  37. 37.If 8 December is a Sunday, what day of the week is 18 December? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
  38. 38.Today is Saturday. What day of the week will it be after 23 days? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
  39. 39.If 14 October is a Wednesday, what day of the week is 25 October? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
  40. 40.If 22 May is a Wednesday, what day of the week is 19 June? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday

Answer key

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

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