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Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 957 · 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 1 May is a Saturday, what day of the week is 11 May? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
  2. 2.If 31 March is a Friday, what day of the week is 7 April? (a) Saturday (b) Thursday (c) Friday (d) Sunday
  3. 3.If 3 May is a Sunday, what day of the week is 18 May? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
  4. 4.Today is Tuesday. What day of the week will it be after 43 days? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
  5. 5.If 6 May is a Saturday, what day of the week is 16 May? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
  6. 6.If 10 May is a Friday, what day of the week is 21 May? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
  7. 7.If 15 March is a Tuesday, what day of the week is 6 April? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
  8. 8.If 8 October is a Tuesday, what day of the week is 19 October? (a) Monday (b) Friday (c) Saturday (d) Sunday
  9. 9.If 11 November is a Friday, what day of the week is 16 December? (a) Thursday (b) Saturday (c) Friday (d) Sunday
  10. 10.If 22 January is a Tuesday, what day of the week is 18 February? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
  11. 11.If 30 July is a Sunday, what day of the week is 5 August? (a) Saturday (b) Sunday (c) Friday (d) Monday
  12. 12.If 22 August is a Friday, what day of the week is 20 September? (a) Saturday (b) Friday (c) Sunday (d) Monday
  13. 13.If 2 July is a Saturday, what day of the week is 15 July? (a) Thursday (b) Sunday (c) Saturday (d) Friday
  14. 14.If 1 May is a Wednesday, what day of the week is 16 May? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
  15. 15.If 18 June is a Wednesday, what day of the week is 13 July? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
  16. 16.If 6 March is a Thursday, what day of the week is 14 March? (a) Sunday (b) Thursday (c) Saturday (d) Friday
  17. 17.Today is Sunday. What day of the week will it be after 82 days? (a) Thursday (b) Sunday (c) Saturday (d) Friday
  18. 18.Today is Thursday. What day of the week will it be after 91 days? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
  19. 19.If 24 April is a Friday, what day of the week is 18 May? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
  20. 20.If 13 July is a Wednesday, what day of the week is 4 August? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
  21. 21.If 15 January is a Friday, what day of the week is 30 January? (a) Saturday (b) Friday (c) Monday (d) Sunday
  22. 22.If 7 October is a Saturday, what day of the week is 21 October? (a) Sunday (b) Saturday (c) Monday (d) Friday
  23. 23.If 8 May is a Monday, what day of the week is 18 May? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
  24. 24.Today is Tuesday. What day of the week will it be after 13 days? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
  25. 25.Today is Monday. What day of the week will it be after 14 days? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
  26. 26.If 15 August is a Friday, what day of the week is 25 August? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
  27. 27.If 16 April is a Monday, what day of the week is 18 May? (a) Sunday (b) Saturday (c) Thursday (d) Friday
  28. 28.If 2 July is a Sunday, what day of the week is 16 July? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
  29. 29.Today is Sunday. What day of the week will it be after 93 days? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
  30. 30.If 11 May is a Monday, what day of the week is 23 May? (a) Friday (b) Saturday (c) Monday (d) Sunday
  31. 31.If 11 July is a Thursday, what day of the week is 26 July? (a) Thursday (b) Saturday (c) Friday (d) Sunday
  32. 32.If 1 August is a Sunday, what day of the week is 13 August? (a) Saturday (b) Thursday (c) Sunday (d) Friday
  33. 33.If 11 July is a Saturday, what day of the week is 20 July? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
  34. 34.Today is Wednesday. What day of the week will it be after 92 days? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
  35. 35.If 17 September is a Monday, what day of the week is 5 October? (a) Saturday (b) Sunday (c) Thursday (d) Friday
  36. 36.Today is Saturday. What day of the week will it be after 43 days? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
  37. 37.If 10 August is a Saturday, what day of the week is 26 August? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
  38. 38.If 2 May is a Friday, what day of the week is 18 May? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
  39. 39.If 3 January is a Thursday, what day of the week is 15 January? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
  40. 40.Today is Tuesday. What day of the week will it be after 60 days? (a) Saturday (b) Friday (c) Sunday (d) Monday

Answer key

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

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