Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 635 · 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.If 2 October is a Wednesday, what day of the week is 10 October? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
2. 2.If 6 May is a Tuesday, what day of the week is 15 May? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
3. 3.Today is Thursday. What day of the week will it be after 17 days? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
4. 4.Today is Saturday. What day of the week will it be after 37 days? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
5. 5.If 15 December is a Saturday, what day of the week is 31 December? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
6. 6.If 24 August is a Monday, what day of the week is 9 September? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
7. 7.If 6 May is a Tuesday, what day of the week is 20 May? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
8. 8.If 23 January is a Friday, what day of the week is 17 February? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
9. 9.Today is Friday. What day of the week will it be after 25 days? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
10. 10.Today is Wednesday. What day of the week will it be after 89 days? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
11. 11.If 14 March is a Friday, what day of the week is 29 March? (a) Sunday (b) Monday (c) Saturday (d) Friday
12. 12.If 19 August is a Tuesday, what day of the week is 10 September? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
13. 13.If 13 January is a Wednesday, what day of the week is 27 January? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
14. 14.If 29 September is a Monday, what day of the week is 17 October? (a) Thursday (b) Saturday (c) Sunday (d) Friday
15. 15.If 14 March is a Thursday, what day of the week is 22 March? (a) Saturday (b) Sunday (c) Friday (d) Thursday
16. 16.Today is Sunday. What day of the week will it be after 30 days? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
17. 17.If 19 November is a Wednesday, what day of the week is 20 December? (a) Sunday (b) Friday (c) Monday (d) Saturday
18. 18.If 29 April is a Monday, what day of the week is 14 May? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
19. 19.If 15 October is a Wednesday, what day of the week is 23 October? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
20. 20.If 10 September is a Saturday, what day of the week is 4 October? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
21. 21.If 11 September is a Monday, what day of the week is 10 October? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
22. 22.If 4 January is a Saturday, what day of the week is 18 January? (a) Monday (b) Friday (c) Sunday (d) Saturday
23. 23.If 10 May is a Monday, what day of the week is 21 May? (a) Saturday (b) Thursday (c) Friday (d) Sunday
24. 24.If 15 March is a Wednesday, what day of the week is 30 March? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
25. 25.Today is Saturday. What day of the week will it be after 76 days? (a) Thursday (b) Sunday (c) Friday (d) Saturday
26. 26.Today is Monday. What day of the week will it be after 20 days? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
27. 27.Today is Sunday. What day of the week will it be after 38 days? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
28. 28.If 13 May is a Tuesday, what day of the week is 21 May? (a) Friday (b) Tuesday (c) Thursday (d) Wednesday
29. 29.If 18 September is a Monday, what day of the week is 9 October? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
30. 30.Today is Sunday. What day of the week will it be after 20 days? (a) Monday (b) Sunday (c) Saturday (d) Friday
31. 31.If 28 May is a Friday, what day of the week is 15 June? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
32. 32.If 8 July is a Saturday, what day of the week is 22 July? (a) Monday (b) Saturday (c) Friday (d) Sunday
33. 33.If 1 January is a Thursday, what day of the week is 13 January? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
34. 34.If 15 January is a Monday, what day of the week is 2 February? (a) Thursday (b) Friday (c) Sunday (d) Saturday
35. 35.If 8 October is a Saturday, what day of the week is 17 October? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
36. 36.If 2 March is a Wednesday, what day of the week is 11 March? (a) Thursday (b) Saturday (c) Sunday (d) Friday
37. 37.Today is Saturday. What day of the week will it be after 12 days? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
38. 38.If 29 March is a Wednesday, what day of the week is 4 April? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
39. 39.If 4 May is a Friday, what day of the week is 12 May? (a) Saturday (b) Monday (c) Sunday (d) Friday
40. 40.Today is Thursday. What day of the week will it be after 32 days? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday

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