Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 438 · 40 questions

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.

1. 1.Today is Tuesday. What day of the week will it be after 41 days? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
2. 2.If 11 October is a Friday, what day of the week is 19 October? (a) Friday (b) Saturday (c) Monday (d) Sunday
3. 3.Today is Wednesday. What day of the week will it be after 56 days? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
4. 4.Today is Sunday. What day of the week will it be after 23 days? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
5. 5.If 17 April is a Monday, what day of the week is 19 May? (a) Friday (b) Saturday (c) Thursday (d) Sunday
6. 6.If 5 January is a Thursday, what day of the week is 16 January? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
7. 7.If 30 May is a Wednesday, what day of the week is 4 June? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
8. 8.If 15 July is a Sunday, what day of the week is 24 July? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
9. 9.If 12 September is a Tuesday, what day of the week is 12 October? (a) Thursday (b) Saturday (c) Friday (d) Wednesday
10. 10.Today is Monday. What day of the week will it be after 85 days? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
11. 11.Today is Monday. What day of the week will it be after 57 days? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
12. 12.Today is Sunday. What day of the week will it be after 55 days? (a) Monday (b) Friday (c) Saturday (d) Sunday
13. 13.If 10 June is a Tuesday, what day of the week is 3 July? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
14. 14.If 14 October is a Sunday, what day of the week is 20 November? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
15. 15.Today is Sunday. What day of the week will it be after 36 days? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
16. 16.If 22 June is a Sunday, what day of the week is 9 July? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
17. 17.If 1 July is a Friday, what day of the week is 13 July? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
18. 18.If 8 July is a Monday, what day of the week is 17 July? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
19. 19.If 2 August is a Monday, what day of the week is 13 August? (a) Friday (b) Saturday (c) Sunday (d) Thursday
20. 20.If 15 January is a Monday, what day of the week is 31 January? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
21. 21.If 16 October is a Friday, what day of the week is 14 November? (a) Saturday (b) Friday (c) Monday (d) Sunday
22. 22.If 11 August is a Thursday, what day of the week is 17 September? (a) Saturday (b) Friday (c) Sunday (d) Monday
23. 23.If 22 April is a Friday, what day of the week is 13 May? (a) Sunday (b) Thursday (c) Saturday (d) Friday
24. 24.If 28 November is a Thursday, what day of the week is 2 December? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
25. 25.If 15 January is a Tuesday, what day of the week is 30 January? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
26. 26.If 4 October is a Tuesday, what day of the week is 18 October? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
27. 27.If 24 November is a Tuesday, what day of the week is 7 December? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
28. 28.If 7 December is a Friday, what day of the week is 17 December? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
29. 29.If 12 September is a Saturday, what day of the week is 17 October? (a) Monday (b) Friday (c) Sunday (d) Saturday
30. 30.Today is Monday. What day of the week will it be after 14 days? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
31. 31.If 19 September is a Sunday, what day of the week is 8 October? (a) Saturday (b) Friday (c) Sunday (d) Thursday
32. 32.If 3 January is a Thursday, what day of the week is 14 January? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
33. 33.If 16 January is a Wednesday, what day of the week is 16 February? (a) Friday (b) Monday (c) Sunday (d) Saturday
34. 34.Today is Monday. What day of the week will it be after 83 days? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
35. 35.If 20 October is a Sunday, what day of the week is 14 November? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
36. 36.If 12 October is a Wednesday, what day of the week is 25 October? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
37. 37.If 13 March is a Thursday, what day of the week is 25 March? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
38. 38.If 7 March is a Sunday, what day of the week is 20 March? (a) Saturday (b) Friday (c) Sunday (d) Monday
39. 39.If 1 January is a Tuesday, what day of the week is 13 January? (a) Sunday (b) Tuesday (c) Monday (d) Saturday
40. 40.Today is Sunday. What day of the week will it be after 85 days? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday

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