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Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 897 · 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 16 June is a Monday, what day of the week is 13 July? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
  2. 2.If 16 May is a Sunday, what day of the week is 9 June? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
  3. 3.Today is Wednesday. What day of the week will it be after 76 days? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
  4. 4.If 1 May is a Sunday, what day of the week is 12 May? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
  5. 5.Today is Friday. What day of the week will it be after 82 days? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
  6. 6.If 10 March is a Saturday, what day of the week is 20 March? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
  7. 7.If 11 January is a Tuesday, what day of the week is 19 January? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
  8. 8.If 20 November is a Sunday, what day of the week is 10 December? (a) Monday (b) Sunday (c) Friday (d) Saturday
  9. 9.Today is Saturday. What day of the week will it be after 28 days? (a) Monday (b) Friday (c) Saturday (d) Sunday
  10. 10.If 1 January is a Monday, what day of the week is 16 January? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
  11. 11.If 6 March is a Friday, what day of the week is 22 March? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
  12. 12.If 6 January is a Saturday, what day of the week is 22 January? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
  13. 13.Today is Tuesday. What day of the week will it be after 11 days? (a) Saturday (b) Monday (c) Sunday (d) Friday
  14. 14.If 10 July is a Monday, what day of the week is 19 August? (a) Sunday (b) Friday (c) Saturday (d) Monday
  15. 15.Today is Wednesday. What day of the week will it be after 40 days? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
  16. 16.Today is Thursday. What day of the week will it be after 97 days? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
  17. 17.If 8 December is a Tuesday, what day of the week is 19 December? (a) Monday (b) Saturday (c) Sunday (d) Friday
  18. 18.If 11 April is a Thursday, what day of the week is 8 May? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
  19. 19.Today is Tuesday. What day of the week will it be after 47 days? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
  20. 20.Today is Sunday. What day of the week will it be after 51 days? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
  21. 21.If 29 March is a Thursday, what day of the week is 9 April? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
  22. 22.If 10 December is a Thursday, what day of the week is 26 December? (a) Friday (b) Saturday (c) Monday (d) Sunday
  23. 23.If 5 August is a Wednesday, what day of the week is 19 August? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
  24. 24.If 5 December is a Sunday, what day of the week is 14 December? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
  25. 25.Today is Wednesday. What day of the week will it be after 74 days? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
  26. 26.Today is Tuesday. What day of the week will it be after 93 days? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
  27. 27.If 20 June is a Friday, what day of the week is 19 July? (a) Monday (b) Saturday (c) Friday (d) Sunday
  28. 28.If 16 May is a Thursday, what day of the week is 20 June? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
  29. 29.If 28 November is a Tuesday, what day of the week is 11 December? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
  30. 30.If 10 March is a Thursday, what day of the week is 24 March? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
  31. 31.If 5 December is a Tuesday, what day of the week is 19 December? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
  32. 32.Today is Thursday. What day of the week will it be after 33 days? (a) Tuesday (b) Monday (c) Wednesday (d) Thursday
  33. 33.If 24 April is a Saturday, what day of the week is 1 May? (a) Sunday (b) Saturday (c) Monday (d) Friday
  34. 34.If 14 January is a Monday, what day of the week is 22 January? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
  35. 35.If 14 April is a Thursday, what day of the week is 9 May? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
  36. 36.If 12 May is a Thursday, what day of the week is 21 May? (a) Friday (b) Monday (c) Sunday (d) Saturday
  37. 37.If 1 March is a Saturday, what day of the week is 12 March? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
  38. 38.If 10 March is a Monday, what day of the week is 20 March? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
  39. 39.If 6 July is a Sunday, what day of the week is 22 July? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
  40. 40.Today is Monday. What day of the week will it be after 28 days? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday

Answer key

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

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