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Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 988 · 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 4 May is a Thursday, what day of the week is 18 May? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
  2. 2.Today is Wednesday. What day of the week will it be after 19 days? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
  3. 3.Today is Tuesday. What day of the week will it be after 21 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
  4. 4.Today is Friday. What day of the week will it be after 32 days? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
  5. 5.If 2 July is a Monday, what day of the week is 10 July? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
  6. 6.If 2 May is a Saturday, what day of the week is 14 May? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
  7. 7.If 8 December is a Saturday, what day of the week is 24 December? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
  8. 8.If 2 December is a Sunday, what day of the week is 10 December? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
  9. 9.If 5 August is a Wednesday, what day of the week is 19 August? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
  10. 10.If 5 October is a Sunday, what day of the week is 19 October? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
  11. 11.If 12 July is a Wednesday, what day of the week is 19 August? (a) Monday (b) Friday (c) Saturday (d) Sunday
  12. 12.If 29 November is a Thursday, what day of the week is 2 December? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
  13. 13.Today is Monday. What day of the week will it be after 47 days? (a) Friday (b) Sunday (c) Saturday (d) Monday
  14. 14.If 6 March is a Friday, what day of the week is 16 March? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
  15. 15.If 15 March is a Thursday, what day of the week is 31 March? (a) Friday (b) Saturday (c) Monday (d) Sunday
  16. 16.If 8 July is a Friday, what day of the week is 19 July? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
  17. 17.If 14 September is a Friday, what day of the week is 3 October? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
  18. 18.Today is Wednesday. What day of the week will it be after 58 days? (a) Friday (b) Saturday (c) Thursday (d) Sunday
  19. 19.If 6 March is a Saturday, what day of the week is 22 March? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
  20. 20.If 11 June is a Thursday, what day of the week is 1 July? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
  21. 21.If 3 October is a Thursday, what day of the week is 12 October? (a) Monday (b) Sunday (c) Friday (d) Saturday
  22. 22.Today is Thursday. What day of the week will it be after 93 days? (a) Friday (b) Sunday (c) Saturday (d) Monday
  23. 23.If 3 December is a Sunday, what day of the week is 18 December? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
  24. 24.If 18 June is a Monday, what day of the week is 10 July? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
  25. 25.Today is Tuesday. What day of the week will it be after 91 days? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
  26. 26.Today is Sunday. What day of the week will it be after 27 days? (a) Friday (b) Monday (c) Sunday (d) Saturday
  27. 27.If 9 August is a Friday, what day of the week is 23 August? (a) Saturday (b) Friday (c) Thursday (d) Sunday
  28. 28.If 5 July is a Friday, what day of the week is 15 July? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
  29. 29.If 2 July is a Tuesday, what day of the week is 11 July? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
  30. 30.If 21 September is a Monday, what day of the week is 20 October? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
  31. 31.If 11 April is a Tuesday, what day of the week is 12 May? (a) Friday (b) Thursday (c) Sunday (d) Saturday
  32. 32.Today is Friday. What day of the week will it be after 64 days? (a) Friday (b) Sunday (c) Monday (d) Saturday
  33. 33.If 6 August is a Wednesday, what day of the week is 18 August? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
  34. 34.If 8 August is a Friday, what day of the week is 22 August? (a) Thursday (b) Friday (c) Sunday (d) Saturday
  35. 35.Today is Tuesday. What day of the week will it be after 12 days? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
  36. 36.If 12 April is a Monday, what day of the week is 5 May? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
  37. 37.If 15 July is a Saturday, what day of the week is 27 July? (a) Thursday (b) Saturday (c) Friday (d) Wednesday
  38. 38.Today is Wednesday. What day of the week will it be after 98 days? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
  39. 39.If 14 March is a Monday, what day of the week is 24 March? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
  40. 40.Today is Tuesday. What day of the week will it be after 51 days? (a) Wednesday (b) Saturday (c) Thursday (d) Friday

Answer key

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

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