Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 374 · 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 6 October is a Wednesday, what day of the week is 15 October? (a) Friday (b) Saturday (c) Thursday (d) Sunday
2. 2.If 8 January is a Sunday, what day of the week is 23 January? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
3. 3.If 2 October is a Monday, what day of the week is 14 October? (a) Saturday (b) Friday (c) Monday (d) Sunday
4. 4.If 9 October is a Wednesday, what day of the week is 17 October? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
5. 5.If 19 January is a Wednesday, what day of the week is 15 February? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
6. 6.Today is Friday. What day of the week will it be after 53 days? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
7. 7.Today is Sunday. What day of the week will it be after 57 days? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
8. 8.If 30 November is a Wednesday, what day of the week is 10 December? (a) Saturday (b) Monday (c) Sunday (d) Friday
9. 9.If 1 December is a Saturday, what day of the week is 11 December? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
10. 10.If 1 December is a Sunday, what day of the week is 13 December? (a) Thursday (b) Friday (c) Saturday (d) Sunday
11. 11.If 25 November is a Tuesday, what day of the week is 18 December? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
12. 12.If 18 September is a Monday, what day of the week is 4 October? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
13. 13.If 3 March is a Friday, what day of the week is 12 March? (a) Sunday (b) Tuesday (c) Monday (d) Saturday
14. 14.If 18 June is a Monday, what day of the week is 18 July? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
15. 15.If 13 April is a Tuesday, what day of the week is 11 May? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
16. 16.If 7 December is a Tuesday, what day of the week is 18 December? (a) Friday (b) Monday (c) Sunday (d) Saturday
17. 17.If 10 October is a Wednesday, what day of the week is 21 October? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
18. 18.If 18 October is a Thursday, what day of the week is 1 November? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
19. 19.If 11 March is a Friday, what day of the week is 20 March? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
20. 20.Today is Thursday. What day of the week will it be after 31 days? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
21. 21.If 12 December is a Wednesday, what day of the week is 22 December? (a) Monday (b) Friday (c) Saturday (d) Sunday
22. 22.Today is Tuesday. What day of the week will it be after 65 days? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
23. 23.If 11 January is a Thursday, what day of the week is 21 January? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
24. 24.If 6 May is a Sunday, what day of the week is 20 May? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
25. 25.If 1 October is a Friday, what day of the week is 12 October? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
26. 26.If 21 January is a Monday, what day of the week is 16 February? (a) Monday (b) Saturday (c) Friday (d) Sunday
27. 27.If 21 April is a Friday, what day of the week is 20 May? (a) Friday (b) Monday (c) Saturday (d) Sunday
28. 28.If 18 November is a Friday, what day of the week is 2 December? (a) Friday (b) Thursday (c) Sunday (d) Saturday
29. 29.If 6 January is a Friday, what day of the week is 18 January? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
30. 30.If 10 October is a Wednesday, what day of the week is 16 November? (a) Saturday (b) Friday (c) Sunday (d) Thursday
31. 31.If 6 March is a Friday, what day of the week is 20 March? (a) Thursday (b) Saturday (c) Sunday (d) Friday
32. 32.If 14 March is a Tuesday, what day of the week is 24 March? (a) Thursday (b) Saturday (c) Sunday (d) Friday
33. 33.Today is Friday. What day of the week will it be after 85 days? (a) Friday (b) Monday (c) Sunday (d) Saturday
34. 34.Today is Monday. What day of the week will it be after 67 days? (a) Friday (b) Saturday (c) Sunday (d) Thursday
35. 35.Today is Saturday. What day of the week will it be after 19 days? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
36. 36.Today is Monday. What day of the week will it be after 15 days? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
37. 37.If 23 August is a Sunday, what day of the week is 18 September? (a) Thursday (b) Saturday (c) Sunday (d) Friday
38. 38.Today is Thursday. What day of the week will it be after 12 days? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
39. 39.Today is Sunday. What day of the week will it be after 48 days? (a) Saturday (b) Sunday (c) Monday (d) Friday
40. 40.Today is Saturday. What day of the week will it be after 94 days? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday

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