Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 540 · 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 Wednesday. What day of the week will it be after 86 days? (a) Thursday (b) Friday (c) Sunday (d) Saturday
2. 2.If 8 December is a Tuesday, what day of the week is 20 December? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
3. 3.Today is Saturday. What day of the week will it be after 38 days? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
4. 4.If 8 March is a Thursday, what day of the week is 22 March? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
5. 5.If 19 November is a Friday, what day of the week is 17 December? (a) Friday (b) Thursday (c) Sunday (d) Saturday
6. 6.If 14 December is a Saturday, what day of the week is 29 December? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
7. 7.If 11 March is a Monday, what day of the week is 26 March? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
8. 8.If 27 January is a Monday, what day of the week is 4 February? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
9. 9.If 13 March is a Friday, what day of the week is 25 March? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
10. 10.If 26 March is a Tuesday, what day of the week is 6 April? (a) Saturday (b) Monday (c) Friday (d) Sunday
11. 11.Today is Wednesday. What day of the week will it be after 14 days? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
12. 12.If 29 October is a Monday, what day of the week is 15 November? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
13. 13.If 15 May is a Friday, what day of the week is 26 May? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
14. 14.If 27 October is a Thursday, what day of the week is 3 November? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
15. 15.If 10 July is a Wednesday, what day of the week is 18 July? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
16. 16.If 5 January is a Thursday, what day of the week is 14 January? (a) Monday (b) Friday (c) Sunday (d) Saturday
17. 17.If 5 October is a Sunday, what day of the week is 19 October? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
18. 18.Today is Friday. What day of the week will it be after 37 days? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
19. 19.If 9 May is a Thursday, what day of the week is 18 May? (a) Saturday (b) Friday (c) Monday (d) Sunday
20. 20.If 7 August is a Wednesday, what day of the week is 20 August? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
21. 21.If 2 October is a Monday, what day of the week is 18 October? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
22. 22.If 2 March is a Friday, what day of the week is 11 March? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
23. 23.If 15 June is a Thursday, what day of the week is 15 July? (a) Monday (b) Sunday (c) Saturday (d) Friday
24. 24.Today is Tuesday. What day of the week will it be after 98 days? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
25. 25.Today is Sunday. What day of the week will it be after 30 days? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
26. 26.If 15 May is a Wednesday, what day of the week is 31 May? (a) Sunday (b) Friday (c) Saturday (d) Thursday
27. 27.If 11 December is a Friday, what day of the week is 21 December? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
28. 28.If 11 December is a Tuesday, what day of the week is 19 December? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
29. 29.If 5 December is a Monday, what day of the week is 20 December? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
30. 30.If 27 September is a Tuesday, what day of the week is 15 October? (a) Monday (b) Saturday (c) Friday (d) Sunday
31. 31.If 7 March is a Monday, what day of the week is 19 March? (a) Saturday (b) Monday (c) Sunday (d) Friday
32. 32.If 5 October is a Thursday, what day of the week is 13 October? (a) Saturday (b) Thursday (c) Sunday (d) Friday
33. 33.Today is Tuesday. What day of the week will it be after 74 days? (a) Friday (b) Monday (c) Sunday (d) Saturday
34. 34.If 15 July is a Wednesday, what day of the week is 10 August? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
35. 35.Today is Sunday. What day of the week will it be after 23 days? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
36. 36.If 1 December is a Thursday, what day of the week is 11 December? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
37. 37.If 24 November is a Sunday, what day of the week is 4 December? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
38. 38.Today is Tuesday. What day of the week will it be after 13 days? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
39. 39.If 13 December is a Saturday, what day of the week is 21 December? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
40. 40.If 20 November is a Wednesday, what day of the week is 3 December? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday

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