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Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 653 · 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 22 April is a Saturday, what day of the week is 17 May? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
  2. 2.If 3 March is a Tuesday, what day of the week is 12 March? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
  3. 3.If 5 March is a Friday, what day of the week is 15 March? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
  4. 4.Today is Thursday. What day of the week will it be after 60 days? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
  5. 5.Today is Saturday. What day of the week will it be after 33 days? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
  6. 6.Today is Tuesday. What day of the week will it be after 77 days? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
  7. 7.Today is Monday. What day of the week will it be after 57 days? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
  8. 8.If 13 March is a Friday, what day of the week is 22 March? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
  9. 9.If 13 March is a Friday, what day of the week is 20 April? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
  10. 10.Today is Sunday. What day of the week will it be after 15 days? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
  11. 11.If 13 March is a Tuesday, what day of the week is 1 April? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
  12. 12.Today is Friday. What day of the week will it be after 20 days? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
  13. 13.If 2 May is a Tuesday, what day of the week is 17 May? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
  14. 14.Today is Friday. What day of the week will it be after 47 days? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
  15. 15.If 11 June is a Wednesday, what day of the week is 18 July? (a) Thursday (b) Sunday (c) Friday (d) Saturday
  16. 16.Today is Thursday. What day of the week will it be after 42 days? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
  17. 17.If 10 January is a Tuesday, what day of the week is 21 January? (a) Monday (b) Saturday (c) Sunday (d) Friday
  18. 18.Today is Tuesday. What day of the week will it be after 67 days? (a) Monday (b) Saturday (c) Sunday (d) Friday
  19. 19.Today is Friday. What day of the week will it be after 56 days? (a) Sunday (b) Thursday (c) Friday (d) Saturday
  20. 20.If 20 April is a Wednesday, what day of the week is 1 May? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
  21. 21.If 30 March is a Sunday, what day of the week is 18 April? (a) Saturday (b) Thursday (c) Friday (d) Sunday
  22. 22.If 11 January is a Friday, what day of the week is 19 January? (a) Friday (b) Monday (c) Sunday (d) Saturday
  23. 23.If 11 June is a Wednesday, what day of the week is 15 July? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
  24. 24.Today is Wednesday. What day of the week will it be after 35 days? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
  25. 25.Today is Monday. What day of the week will it be after 21 days? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
  26. 26.If 14 July is a Sunday, what day of the week is 28 July? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
  27. 27.If 17 April is a Monday, what day of the week is 5 May? (a) Thursday (b) Saturday (c) Sunday (d) Friday
  28. 28.Today is Monday. What day of the week will it be after 86 days? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
  29. 29.Today is Thursday. What day of the week will it be after 23 days? (a) Sunday (b) Friday (c) Saturday (d) Monday
  30. 30.If 25 October is a Sunday, what day of the week is 8 November? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
  31. 31.If 1 July is a Friday, what day of the week is 15 July? (a) Thursday (b) Sunday (c) Saturday (d) Friday
  32. 32.If 11 April is a Friday, what day of the week is 12 May? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
  33. 33.If 23 July is a Friday, what day of the week is 6 August? (a) Friday (b) Sunday (c) Thursday (d) Saturday
  34. 34.If 14 January is a Thursday, what day of the week is 27 January? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
  35. 35.If 17 November is a Wednesday, what day of the week is 17 December? (a) Saturday (b) Sunday (c) Thursday (d) Friday
  36. 36.If 4 May is a Wednesday, what day of the week is 13 May? (a) Saturday (b) Thursday (c) Friday (d) Sunday
  37. 37.Today is Sunday. What day of the week will it be after 37 days? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
  38. 38.If 4 December is a Thursday, what day of the week is 14 December? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
  39. 39.If 17 August is a Tuesday, what day of the week is 17 September? (a) Thursday (b) Sunday (c) Saturday (d) Friday
  40. 40.If 13 October is a Monday, what day of the week is 22 October? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday

Answer key

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

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