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Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 826 · 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 11 April is a Friday, what day of the week is 14 May? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
  2. 2.If 14 November is a Thursday, what day of the week is 10 December? (a) Tuesday (b) Monday (c) Wednesday (d) Thursday
  3. 3.If 6 March is a Monday, what day of the week is 16 March? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
  4. 4.Today is Saturday. What day of the week will it be after 30 days? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
  5. 5.Today is Monday. What day of the week will it be after 27 days? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
  6. 6.Today is Monday. What day of the week will it be after 17 days? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
  7. 7.Today is Tuesday. What day of the week will it be after 24 days? (a) Friday (b) Sunday (c) Saturday (d) Thursday
  8. 8.If 25 July is a Monday, what day of the week is 20 August? (a) Sunday (b) Saturday (c) Friday (d) Monday
  9. 9.If 13 March is a Wednesday, what day of the week is 24 March? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
  10. 10.If 2 March is a Sunday, what day of the week is 14 March? (a) Thursday (b) Sunday (c) Friday (d) Saturday
  11. 11.If 3 August is a Friday, what day of the week is 16 August? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
  12. 12.Today is Thursday. What day of the week will it be after 32 days? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
  13. 13.If 29 October is a Tuesday, what day of the week is 7 November? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
  14. 14.Today is Saturday. What day of the week will it be after 56 days? (a) Sunday (b) Friday (c) Monday (d) Saturday
  15. 15.Today is Thursday. What day of the week will it be after 89 days? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
  16. 16.If 23 January is a Wednesday, what day of the week is 18 February? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
  17. 17.If 4 May is a Thursday, what day of the week is 17 May? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
  18. 18.Today is Wednesday. What day of the week will it be after 63 days? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
  19. 19.If 21 March is a Monday, what day of the week is 1 April? (a) Saturday (b) Thursday (c) Sunday (d) Friday
  20. 20.If 12 August is a Sunday, what day of the week is 21 August? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
  21. 21.If 7 May is a Saturday, what day of the week is 16 May? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
  22. 22.Today is Sunday. What day of the week will it be after 35 days? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
  23. 23.If 8 May is a Tuesday, what day of the week is 17 May? (a) Thursday (b) Saturday (c) Friday (d) Wednesday
  24. 24.Today is Saturday. What day of the week will it be after 48 days? (a) Friday (b) Saturday (c) Thursday (d) Sunday
  25. 25.Today is Thursday. What day of the week will it be after 22 days? (a) Thursday (b) Sunday (c) Saturday (d) Friday
  26. 26.If 3 May is a Wednesday, what day of the week is 13 May? (a) Friday (b) Saturday (c) Monday (d) Sunday
  27. 27.If 6 July is a Thursday, what day of the week is 20 July? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
  28. 28.Today is Sunday. What day of the week will it be after 73 days? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
  29. 29.If 19 October is a Monday, what day of the week is 11 November? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
  30. 30.If 9 December is a Sunday, what day of the week is 23 December? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
  31. 31.If 20 May is a Monday, what day of the week is 6 June? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
  32. 32.Today is Saturday. What day of the week will it be after 72 days? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
  33. 33.If 29 May is a Monday, what day of the week is 16 June? (a) Thursday (b) Sunday (c) Friday (d) Saturday
  34. 34.Today is Saturday. What day of the week will it be after 29 days? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
  35. 35.If 13 March is a Monday, what day of the week is 8 April? (a) Friday (b) Sunday (c) Monday (d) Saturday
  36. 36.Today is Friday. What day of the week will it be after 98 days? (a) Sunday (b) Thursday (c) Saturday (d) Friday
  37. 37.If 6 May is a Thursday, what day of the week is 20 May? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
  38. 38.Today is Sunday. What day of the week will it be after 82 days? (a) Sunday (b) Friday (c) Thursday (d) Saturday
  39. 39.Today is Tuesday. What day of the week will it be after 53 days? (a) Sunday (b) Friday (c) Monday (d) Saturday
  40. 40.If 10 July is a Monday, what day of the week is 21 July? (a) Thursday (b) Saturday (c) Sunday (d) Friday

Answer key

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

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