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Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 964 · 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 5 May is a Friday, what day of the week is 19 May? (a) Sunday (b) Saturday (c) Thursday (d) Friday
  2. 2.Today is Friday. What day of the week will it be after 45 days? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
  3. 3.If 3 August is a Saturday, what day of the week is 17 August? (a) Monday (b) Saturday (c) Friday (d) Sunday
  4. 4.If 9 July is a Wednesday, what day of the week is 20 July? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
  5. 5.If 14 June is a Monday, what day of the week is 11 July? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
  6. 6.If 26 January is a Saturday, what day of the week is 7 February? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
  7. 7.Today is Sunday. What day of the week will it be after 41 days? (a) Friday (b) Saturday (c) Sunday (d) Monday
  8. 8.If 5 August is a Tuesday, what day of the week is 20 August? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
  9. 9.Today is Saturday. What day of the week will it be after 33 days? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
  10. 10.If 19 June is a Friday, what day of the week is 2 July? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
  11. 11.If 14 November is a Sunday, what day of the week is 1 December? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
  12. 12.If 6 March is a Thursday, what day of the week is 19 March? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
  13. 13.If 12 May is a Thursday, what day of the week is 27 May? (a) Friday (b) Saturday (c) Sunday (d) Thursday
  14. 14.If 3 October is a Monday, what day of the week is 19 October? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
  15. 15.Today is Tuesday. What day of the week will it be after 68 days? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
  16. 16.Today is Wednesday. What day of the week will it be after 52 days? (a) Saturday (b) Sunday (c) Friday (d) Monday
  17. 17.Today is Tuesday. What day of the week will it be after 62 days? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
  18. 18.If 21 November is a Wednesday, what day of the week is 3 December? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
  19. 19.If 11 August is a Friday, what day of the week is 8 September? (a) Thursday (b) Saturday (c) Friday (d) Sunday
  20. 20.Today is Friday. What day of the week will it be after 12 days? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
  21. 21.Today is Thursday. What day of the week will it be after 27 days? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
  22. 22.If 13 July is a Wednesday, what day of the week is 25 July? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
  23. 23.Today is Saturday. What day of the week will it be after 55 days? (a) Thursday (b) Sunday (c) Saturday (d) Friday
  24. 24.If 2 October is a Friday, what day of the week is 13 October? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
  25. 25.If 16 July is a Thursday, what day of the week is 4 August? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
  26. 26.Today is Monday. What day of the week will it be after 17 days? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
  27. 27.If 14 January is a Saturday, what day of the week is 17 February? (a) Saturday (b) Thursday (c) Sunday (d) Friday
  28. 28.Today is Monday. What day of the week will it be after 58 days? (a) Friday (b) Tuesday (c) Thursday (d) Wednesday
  29. 29.If 25 April is a Thursday, what day of the week is 14 May? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
  30. 30.If 6 May is a Friday, what day of the week is 17 May? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
  31. 31.If 3 March is a Friday, what day of the week is 12 March? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
  32. 32.Today is Tuesday. What day of the week will it be after 85 days? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
  33. 33.Today is Tuesday. What day of the week will it be after 49 days? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
  34. 34.If 11 March is a Tuesday, what day of the week is 23 March? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
  35. 35.If 18 May is a Thursday, what day of the week is 20 June? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
  36. 36.If 4 August is a Tuesday, what day of the week is 17 August? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
  37. 37.If 2 August is a Tuesday, what day of the week is 13 August? (a) Friday (b) Saturday (c) Monday (d) Sunday
  38. 38.If 5 March is a Monday, what day of the week is 21 March? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
  39. 39.If 1 March is a Sunday, what day of the week is 13 March? (a) Thursday (b) Friday (c) Saturday (d) Sunday
  40. 40.If 2 March is a Tuesday, what day of the week is 11 March? (a) Wednesday (b) Saturday (c) Thursday (d) Friday

Answer key

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

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