Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 555 · 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 January is a Monday, what day of the week is 10 January? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
2. 2.If 17 January is a Monday, what day of the week is 5 February? (a) Monday (b) Sunday (c) Saturday (d) Friday
3. 3.If 11 March is a Saturday, what day of the week is 27 March? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
4. 4.If 15 March is a Wednesday, what day of the week is 31 March? (a) Friday (b) Sunday (c) Saturday (d) Thursday
5. 5.Today is Saturday. What day of the week will it be after 34 days? (a) Sunday (b) Thursday (c) Saturday (d) Friday
6. 6.If 15 December is a Friday, what day of the week is 26 December? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
7. 7.If 21 March is a Monday, what day of the week is 17 April? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
8. 8.If 6 March is a Friday, what day of the week is 19 March? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
9. 9.If 18 November is a Tuesday, what day of the week is 8 December? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
10. 10.Today is Thursday. What day of the week will it be after 41 days? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
11. 11.Today is Monday. What day of the week will it be after 42 days? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
12. 12.If 7 January is a Friday, what day of the week is 16 January? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
13. 13.If 14 December is a Sunday, what day of the week is 24 December? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
14. 14.If 11 August is a Monday, what day of the week is 22 August? (a) Saturday (b) Sunday (c) Friday (d) Thursday
15. 15.If 6 December is a Friday, what day of the week is 17 December? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
16. 16.If 15 July is a Thursday, what day of the week is 28 July? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
17. 17.Today is Thursday. What day of the week will it be after 81 days? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
18. 18.If 5 January is a Saturday, what day of the week is 20 January? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
19. 19.Today is Tuesday. What day of the week will it be after 57 days? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
20. 20.If 2 January is a Thursday, what day of the week is 16 January? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
21. 21.If 13 January is a Tuesday, what day of the week is 22 January? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
22. 22.If 15 May is a Tuesday, what day of the week is 24 May? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
23. 23.If 8 August is a Monday, what day of the week is 18 August? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
24. 24.If 5 December is a Saturday, what day of the week is 17 December? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
25. 25.If 15 March is a Friday, what day of the week is 26 March? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
26. 26.Today is Wednesday. What day of the week will it be after 24 days? (a) Friday (b) Sunday (c) Saturday (d) Monday
27. 27.If 16 November is a Monday, what day of the week is 12 December? (a) Monday (b) Saturday (c) Friday (d) Sunday
28. 28.Today is Sunday. What day of the week will it be after 11 days? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
29. 29.If 16 September is a Friday, what day of the week is 19 October? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
30. 30.If 31 August is a Tuesday, what day of the week is 19 September? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
31. 31.If 6 October is a Wednesday, what day of the week is 14 October? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
32. 32.If 21 August is a Friday, what day of the week is 19 September? (a) Sunday (b) Monday (c) Friday (d) Saturday
33. 33.If 2 August is a Wednesday, what day of the week is 10 August? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
34. 34.Today is Monday. What day of the week will it be after 96 days? (a) Monday (b) Friday (c) Saturday (d) Sunday
35. 35.If 11 March is a Monday, what day of the week is 13 April? (a) Monday (b) Saturday (c) Friday (d) Sunday
36. 36.If 10 March is a Friday, what day of the week is 21 March? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
37. 37.If 2 January is a Saturday, what day of the week is 14 January? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
38. 38.Today is Tuesday. What day of the week will it be after 37 days? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
39. 39.If 11 March is a Monday, what day of the week is 3 April? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
40. 40.Today is Monday. What day of the week will it be after 68 days? (a) Monday (b) Sunday (c) Friday (d) Saturday

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