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Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 452 · 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 Monday. What day of the week will it be after 35 days? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
  2. 2.If 13 March is a Friday, what day of the week is 29 March? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
  3. 3.If 12 April is a Sunday, what day of the week is 17 May? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
  4. 4.If 4 May is a Wednesday, what day of the week is 14 May? (a) Monday (b) Friday (c) Sunday (d) Saturday
  5. 5.Today is Thursday. What day of the week will it be after 21 days? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
  6. 6.If 28 July is a Wednesday, what day of the week is 6 August? (a) Thursday (b) Saturday (c) Friday (d) Sunday
  7. 7.If 10 March is a Monday, what day of the week is 2 April? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
  8. 8.Today is Tuesday. What day of the week will it be after 17 days? (a) Sunday (b) Saturday (c) Thursday (d) Friday
  9. 9.Today is Monday. What day of the week will it be after 86 days? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
  10. 10.If 23 March is a Monday, what day of the week is 10 April? (a) Sunday (b) Thursday (c) Friday (d) Saturday
  11. 11.If 2 March is a Monday, what day of the week is 13 March? (a) Thursday (b) Sunday (c) Friday (d) Saturday
  12. 12.Today is Sunday. What day of the week will it be after 65 days? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
  13. 13.If 19 November is a Friday, what day of the week is 9 December? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
  14. 14.Today is Thursday. What day of the week will it be after 16 days? (a) Friday (b) Monday (c) Saturday (d) Sunday
  15. 15.If 2 August is a Monday, what day of the week is 13 August? (a) Thursday (b) Saturday (c) Sunday (d) Friday
  16. 16.Today is Thursday. What day of the week will it be after 12 days? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
  17. 17.If 15 March is a Friday, what day of the week is 27 March? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
  18. 18.If 21 May is a Sunday, what day of the week is 2 June? (a) Friday (b) Sunday (c) Saturday (d) Thursday
  19. 19.Today is Monday. What day of the week will it be after 79 days? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
  20. 20.Today is Tuesday. What day of the week will it be after 58 days? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
  21. 21.Today is Monday. What day of the week will it be after 95 days? (a) Sunday (b) Saturday (c) Thursday (d) Friday
  22. 22.Today is Friday. What day of the week will it be after 24 days? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
  23. 23.If 6 January is a Sunday, what day of the week is 19 January? (a) Saturday (b) Monday (c) Sunday (d) Friday
  24. 24.Today is Tuesday. What day of the week will it be after 81 days? (a) Monday (b) Friday (c) Sunday (d) Saturday
  25. 25.If 13 September is a Saturday, what day of the week is 3 October? (a) Sunday (b) Thursday (c) Friday (d) Saturday
  26. 26.If 15 March is a Thursday, what day of the week is 3 April? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
  27. 27.If 27 January is a Tuesday, what day of the week is 11 February? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
  28. 28.If 15 August is a Sunday, what day of the week is 31 August? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
  29. 29.Today is Wednesday. What day of the week will it be after 97 days? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
  30. 30.If 13 March is a Friday, what day of the week is 24 March? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
  31. 31.Today is Saturday. What day of the week will it be after 93 days? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
  32. 32.Today is Tuesday. What day of the week will it be after 59 days? (a) Saturday (b) Sunday (c) Thursday (d) Friday
  33. 33.If 16 July is a Tuesday, what day of the week is 6 August? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
  34. 34.If 13 July is a Sunday, what day of the week is 2 August? (a) Friday (b) Monday (c) Sunday (d) Saturday
  35. 35.If 3 May is a Saturday, what day of the week is 19 May? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
  36. 36.Today is Thursday. What day of the week will it be after 31 days? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
  37. 37.Today is Monday. What day of the week will it be after 48 days? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
  38. 38.If 5 May is a Wednesday, what day of the week is 14 May? (a) Friday (b) Saturday (c) Thursday (d) Sunday
  39. 39.If 5 December is a Saturday, what day of the week is 15 December? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
  40. 40.If 3 October is a Monday, what day of the week is 13 October? (a) Saturday (b) Wednesday (c) Thursday (d) Friday

Answer key

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

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