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Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 966 · 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 July is a Monday, what day of the week is 16 July? (a) Sunday (b) Friday (c) Monday (d) Saturday
  2. 2.Today is Wednesday. What day of the week will it be after 13 days? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
  3. 3.Today is Friday. What day of the week will it be after 58 days? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
  4. 4.Today is Monday. What day of the week will it be after 41 days? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
  5. 5.If 4 October is a Friday, what day of the week is 13 October? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
  6. 6.Today is Friday. What day of the week will it be after 38 days? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
  7. 7.If 23 June is a Tuesday, what day of the week is 5 July? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
  8. 8.Today is Saturday. What day of the week will it be after 91 days? (a) Sunday (b) Monday (c) Saturday (d) Friday
  9. 9.If 8 March is a Thursday, what day of the week is 19 March? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
  10. 10.If 14 September is a Sunday, what day of the week is 17 October? (a) Saturday (b) Thursday (c) Sunday (d) Friday
  11. 11.If 11 July is a Saturday, what day of the week is 18 August? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
  12. 12.Today is Tuesday. What day of the week will it be after 18 days? (a) Sunday (b) Friday (c) Monday (d) Saturday
  13. 13.Today is Monday. What day of the week will it be after 97 days? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
  14. 14.Today is Thursday. What day of the week will it be after 95 days? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
  15. 15.If 19 May is a Friday, what day of the week is 13 June? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
  16. 16.If 2 July is a Sunday, what day of the week is 10 July? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
  17. 17.Today is Monday. What day of the week will it be after 92 days? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
  18. 18.If 11 March is a Saturday, what day of the week is 20 March? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
  19. 19.If 17 January is a Sunday, what day of the week is 7 February? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
  20. 20.If 29 September is a Thursday, what day of the week is 9 October? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
  21. 21.Today is Saturday. What day of the week will it be after 78 days? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
  22. 22.Today is Tuesday. What day of the week will it be after 68 days? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
  23. 23.Today is Wednesday. What day of the week will it be after 20 days? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
  24. 24.If 3 January is a Sunday, what day of the week is 12 January? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
  25. 25.Today is Wednesday. What day of the week will it be after 72 days? (a) Friday (b) Thursday (c) Saturday (d) Sunday
  26. 26.Today is Sunday. What day of the week will it be after 21 days? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
  27. 27.If 14 July is a Thursday, what day of the week is 29 July? (a) Sunday (b) Saturday (c) Thursday (d) Friday
  28. 28.If 24 January is a Thursday, what day of the week is 13 February? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
  29. 29.If 13 October is a Tuesday, what day of the week is 23 October? (a) Thursday (b) Friday (c) Sunday (d) Saturday
  30. 30.Today is Tuesday. What day of the week will it be after 13 days? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
  31. 31.If 18 July is a Monday, what day of the week is 4 August? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
  32. 32.Today is Wednesday. What day of the week will it be after 55 days? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
  33. 33.Today is Monday. What day of the week will it be after 100 days? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
  34. 34.Today is Friday. What day of the week will it be after 31 days? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
  35. 35.If 7 March is a Saturday, what day of the week is 22 March? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
  36. 36.If 9 July is a Saturday, what day of the week is 19 July? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
  37. 37.Today is Thursday. What day of the week will it be after 48 days? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
  38. 38.If 23 November is a Tuesday, what day of the week is 20 December? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
  39. 39.Today is Saturday. What day of the week will it be after 98 days? (a) Sunday (b) Friday (c) Saturday (d) Monday
  40. 40.Today is Tuesday. What day of the week will it be after 40 days? (a) Saturday (b) Sunday (c) Tuesday (d) Monday

Answer key

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

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