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Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 283 · 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 Saturday. What day of the week will it be after 94 days? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
  2. 2.If 7 October is a Saturday, what day of the week is 16 October? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
  3. 3.If 20 April is a Tuesday, what day of the week is 6 May? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
  4. 4.If 26 January is a Wednesday, what day of the week is 9 February? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
  5. 5.If 14 July is a Tuesday, what day of the week is 27 July? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
  6. 6.If 3 July is a Friday, what day of the week is 18 July? (a) Sunday (b) Friday (c) Monday (d) Saturday
  7. 7.If 15 November is a Wednesday, what day of the week is 2 December? (a) Friday (b) Sunday (c) Saturday (d) Monday
  8. 8.If 26 January is a Monday, what day of the week is 16 February? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
  9. 9.Today is Sunday. What day of the week will it be after 74 days? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
  10. 10.Today is Monday. What day of the week will it be after 55 days? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
  11. 11.Today is Friday. What day of the week will it be after 61 days? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
  12. 12.Today is Monday. What day of the week will it be after 42 days? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
  13. 13.Today is Tuesday. What day of the week will it be after 29 days? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
  14. 14.If 2 May is a Friday, what day of the week is 11 May? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
  15. 15.Today is Saturday. What day of the week will it be after 22 days? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
  16. 16.If 18 September is a Friday, what day of the week is 4 October? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
  17. 17.If 29 September is a Tuesday, what day of the week is 2 October? (a) Friday (b) Saturday (c) Sunday (d) Thursday
  18. 18.If 13 September is a Saturday, what day of the week is 3 October? (a) Thursday (b) Friday (c) Saturday (d) Sunday
  19. 19.Today is Tuesday. What day of the week will it be after 96 days? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
  20. 20.Today is Monday. What day of the week will it be after 17 days? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
  21. 21.Today is Saturday. What day of the week will it be after 36 days? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
  22. 22.If 23 September is a Monday, what day of the week is 11 October? (a) Thursday (b) Friday (c) Sunday (d) Saturday
  23. 23.If 9 August is a Monday, what day of the week is 19 August? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
  24. 24.If 6 October is a Monday, what day of the week is 16 October? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
  25. 25.If 6 August is a Monday, what day of the week is 18 August? (a) Friday (b) Sunday (c) Monday (d) Saturday
  26. 26.If 20 March is a Friday, what day of the week is 7 April? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
  27. 27.Today is Sunday. What day of the week will it be after 70 days? (a) Sunday (b) Saturday (c) Monday (d) Tuesday
  28. 28.If 10 October is a Friday, what day of the week is 26 October? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
  29. 29.If 11 October is a Tuesday, what day of the week is 23 October? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
  30. 30.Today is Friday. What day of the week will it be after 25 days? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
  31. 31.Today is Monday. What day of the week will it be after 63 days? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
  32. 32.If 10 December is a Saturday, what day of the week is 18 December? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
  33. 33.Today is Tuesday. What day of the week will it be after 56 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
  34. 34.If 14 August is a Tuesday, what day of the week is 3 September? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
  35. 35.Today is Sunday. What day of the week will it be after 86 days? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
  36. 36.If 10 July is a Friday, what day of the week is 1 August? (a) Sunday (b) Saturday (c) Friday (d) Monday
  37. 37.Today is Saturday. What day of the week will it be after 97 days? (a) Saturday (b) Sunday (c) Friday (d) Thursday
  38. 38.If 7 May is a Monday, what day of the week is 23 May? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
  39. 39.Today is Tuesday. What day of the week will it be after 74 days? (a) Friday (b) Monday (c) Saturday (d) Sunday
  40. 40.If 4 May is a Sunday, what day of the week is 16 May? (a) Saturday (b) Sunday (c) Friday (d) Thursday

Answer key

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

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