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Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 464 · 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 Tuesday. What day of the week will it be after 28 days? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
  2. 2.If 11 May is a Sunday, what day of the week is 16 June? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
  3. 3.If 23 November is a Sunday, what day of the week is 19 December? (a) Friday (b) Saturday (c) Sunday (d) Thursday
  4. 4.Today is Thursday. What day of the week will it be after 38 days? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
  5. 5.If 14 May is a Monday, what day of the week is 14 June? (a) Thursday (b) Saturday (c) Friday (d) Wednesday
  6. 6.Today is Sunday. What day of the week will it be after 96 days? (a) Sunday (b) Thursday (c) Friday (d) Saturday
  7. 7.Today is Saturday. What day of the week will it be after 30 days? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
  8. 8.If 19 November is a Friday, what day of the week is 10 December? (a) Thursday (b) Friday (c) Sunday (d) Saturday
  9. 9.Today is Monday. What day of the week will it be after 63 days? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
  10. 10.Today is Friday. What day of the week will it be after 47 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
  11. 11.If 3 May is a Sunday, what day of the week is 17 May? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
  12. 12.If 12 November is a Wednesday, what day of the week is 16 December? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
  13. 13.Today is Friday. What day of the week will it be after 33 days? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
  14. 14.If 5 January is a Sunday, what day of the week is 15 January? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
  15. 15.Today is Tuesday. What day of the week will it be after 86 days? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
  16. 16.Today is Tuesday. What day of the week will it be after 98 days? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
  17. 17.If 10 October is a Monday, what day of the week is 14 November? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
  18. 18.If 14 May is a Tuesday, what day of the week is 20 June? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
  19. 19.If 12 January is a Tuesday, what day of the week is 4 February? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
  20. 20.If 20 May is a Thursday, what day of the week is 12 June? (a) Friday (b) Monday (c) Sunday (d) Saturday
  21. 21.If 9 May is a Sunday, what day of the week is 18 May? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
  22. 22.Today is Saturday. What day of the week will it be after 36 days? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
  23. 23.If 12 October is a Monday, what day of the week is 20 October? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
  24. 24.If 12 June is a Monday, what day of the week is 15 July? (a) Saturday (b) Sunday (c) Friday (d) Monday
  25. 25.If 17 November is a Thursday, what day of the week is 13 December? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
  26. 26.If 13 October is a Thursday, what day of the week is 29 October? (a) Monday (b) Friday (c) Saturday (d) Sunday
  27. 27.If 16 August is a Wednesday, what day of the week is 6 September? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
  28. 28.If 19 July is a Tuesday, what day of the week is 4 August? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
  29. 29.If 1 March is a Tuesday, what day of the week is 17 March? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
  30. 30.If 23 May is a Tuesday, what day of the week is 4 June? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
  31. 31.If 1 October is a Sunday, what day of the week is 17 October? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
  32. 32.If 15 December is a Friday, what day of the week is 31 December? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
  33. 33.Today is Monday. What day of the week will it be after 23 days? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
  34. 34.Today is Monday. What day of the week will it be after 26 days? (a) Friday (b) Monday (c) Saturday (d) Sunday
  35. 35.If 25 March is a Sunday, what day of the week is 6 April? (a) Saturday (b) Thursday (c) Friday (d) Sunday
  36. 36.If 14 October is a Saturday, what day of the week is 22 October? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
  37. 37.If 12 April is a Tuesday, what day of the week is 14 May? (a) Monday (b) Saturday (c) Friday (d) Sunday
  38. 38.If 1 October is a Wednesday, what day of the week is 11 October? (a) Monday (b) Friday (c) Sunday (d) Saturday
  39. 39.If 13 January is a Tuesday, what day of the week is 16 February? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
  40. 40.If 8 October is a Saturday, what day of the week is 21 October? (a) Friday (b) Sunday (c) Thursday (d) Saturday

Answer key

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

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