Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 108 · 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 32 days? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
2. 2.If 16 October is a Monday, what day of the week is 14 November? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
3. 3.If 5 May is a Tuesday, what day of the week is 15 May? (a) Saturday (b) Friday (c) Sunday (d) Thursday
4. 4.If 4 October is a Sunday, what day of the week is 17 October? (a) Sunday (b) Saturday (c) Monday (d) Friday
5. 5.If 8 October is a Sunday, what day of the week is 18 October? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
6. 6.If 27 September is a Saturday, what day of the week is 18 October? (a) Monday (b) Sunday (c) Saturday (d) Friday
7. 7.If 10 September is a Monday, what day of the week is 6 October? (a) Sunday (b) Monday (c) Friday (d) Saturday
8. 8.If 4 December is a Friday, what day of the week is 12 December? (a) Friday (b) Saturday (c) Sunday (d) Monday
9. 9.Today is Tuesday. What day of the week will it be after 80 days? (a) Sunday (b) Friday (c) Thursday (d) Saturday
10. 10.If 18 March is a Saturday, what day of the week is 5 April? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
11. 11.If 24 August is a Tuesday, what day of the week is 3 September? (a) Thursday (b) Sunday (c) Friday (d) Saturday
12. 12.Today is Thursday. What day of the week will it be after 86 days? (a) Sunday (b) Monday (c) Friday (d) Saturday
13. 13.If 9 October is a Tuesday, what day of the week is 18 October? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
14. 14.If 4 March is a Sunday, what day of the week is 20 March? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
15. 15.If 13 May is a Sunday, what day of the week is 28 May? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
16. 16.If 14 October is a Saturday, what day of the week is 22 October? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
17. 17.If 11 December is a Monday, what day of the week is 26 December? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
18. 18.If 11 January is a Tuesday, what day of the week is 21 January? (a) Friday (b) Sunday (c) Thursday (d) Saturday
19. 19.Today is Thursday. What day of the week will it be after 13 days? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
20. 20.If 9 October is a Monday, what day of the week is 17 October? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
21. 21.Today is Monday. What day of the week will it be after 87 days? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
22. 22.If 31 October is a Monday, what day of the week is 11 November? (a) Sunday (b) Friday (c) Thursday (d) Saturday
23. 23.If 30 November is a Thursday, what day of the week is 17 December? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
24. 24.If 1 December is a Monday, what day of the week is 11 December? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
25. 25.If 5 August is a Monday, what day of the week is 20 August? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
26. 26.Today is Thursday. What day of the week will it be after 41 days? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
27. 27.Today is Sunday. What day of the week will it be after 24 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
28. 28.If 6 October is a Sunday, what day of the week is 19 October? (a) Monday (b) Saturday (c) Sunday (d) Friday
29. 29.If 12 December is a Tuesday, what day of the week is 25 December? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
30. 30.Today is Monday. What day of the week will it be after 68 days? (a) Saturday (b) Sunday (c) Monday (d) Friday
31. 31.Today is Saturday. What day of the week will it be after 94 days? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
32. 32.Today is Friday. What day of the week will it be after 44 days? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
33. 33.Today is Sunday. What day of the week will it be after 83 days? (a) Monday (b) Friday (c) Saturday (d) Sunday
34. 34.If 27 April is a Tuesday, what day of the week is 9 May? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
35. 35.If 10 July is a Wednesday, what day of the week is 23 July? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
36. 36.If 15 July is a Friday, what day of the week is 28 July? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
37. 37.If 17 October is a Saturday, what day of the week is 5 November? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
38. 38.If 5 December is a Thursday, what day of the week is 19 December? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
39. 39.If 9 May is a Saturday, what day of the week is 22 May? (a) Saturday (b) Sunday (c) Friday (d) Thursday
40. 40.Today is Thursday. What day of the week will it be after 87 days? (a) Sunday (b) Monday (c) Saturday (d) Tuesday

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