Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 605 · 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 Friday. What day of the week will it be after 27 days? (a) Thursday (b) Saturday (c) Friday (d) Wednesday
2. 2.If 3 January is a Wednesday, what day of the week is 16 January? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
3. 3.If 1 March is a Tuesday, what day of the week is 12 March? (a) Friday (b) Saturday (c) Sunday (d) Monday
4. 4.If 17 January is a Saturday, what day of the week is 18 February? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
5. 5.If 8 December is a Friday, what day of the week is 21 December? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
6. 6.Today is Saturday. What day of the week will it be after 55 days? (a) Saturday (b) Sunday (c) Thursday (d) Friday
7. 7.If 22 March is a Wednesday, what day of the week is 7 April? (a) Friday (b) Thursday (c) Sunday (d) Saturday
8. 8.Today is Saturday. What day of the week will it be after 10 days? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
9. 9.If 5 May is a Wednesday, what day of the week is 16 May? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
10. 10.If 1 December is a Tuesday, what day of the week is 10 December? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
11. 11.If 22 July is a Monday, what day of the week is 5 August? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
12. 12.If 3 January is a Sunday, what day of the week is 18 January? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
13. 13.If 28 April is a Tuesday, what day of the week is 16 May? (a) Sunday (b) Monday (c) Friday (d) Saturday
14. 14.If 9 October is a Monday, what day of the week is 20 October? (a) Friday (b) Sunday (c) Saturday (d) Thursday
15. 15.If 7 March is a Tuesday, what day of the week is 16 March? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
16. 16.If 9 July is a Wednesday, what day of the week is 22 July? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
17. 17.If 12 November is a Saturday, what day of the week is 14 December? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
18. 18.If 11 January is a Wednesday, what day of the week is 23 January? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
19. 19.If 6 March is a Monday, what day of the week is 16 March? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
20. 20.If 6 March is a Thursday, what day of the week is 19 March? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
21. 21.Today is Wednesday. What day of the week will it be after 29 days? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
22. 22.If 1 January is a Tuesday, what day of the week is 17 January? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
23. 23.If 31 May is a Saturday, what day of the week is 11 June? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
24. 24.If 9 May is a Thursday, what day of the week is 17 May? (a) Saturday (b) Sunday (c) Friday (d) Thursday
25. 25.Today is Sunday. What day of the week will it be after 52 days? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
26. 26.Today is Friday. What day of the week will it be after 61 days? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
27. 27.If 13 August is a Thursday, what day of the week is 14 September? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
28. 28.If 30 May is a Sunday, what day of the week is 6 June? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
29. 29.If 8 January is a Saturday, what day of the week is 16 January? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
30. 30.If 2 July is a Wednesday, what day of the week is 16 July? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
31. 31.If 14 May is a Friday, what day of the week is 27 May? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
32. 32.If 21 June is a Monday, what day of the week is 12 July? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
33. 33.If 15 May is a Monday, what day of the week is 5 June? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
34. 34.Today is Sunday. What day of the week will it be after 93 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
35. 35.If 5 March is a Friday, what day of the week is 21 March? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
36. 36.If 23 April is a Friday, what day of the week is 15 May? (a) Monday (b) Friday (c) Saturday (d) Sunday
37. 37.Today is Thursday. What day of the week will it be after 55 days? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
38. 38.If 25 January is a Thursday, what day of the week is 9 February? (a) Sunday (b) Friday (c) Thursday (d) Saturday
39. 39.If 5 May is a Wednesday, what day of the week is 21 May? (a) Sunday (b) Friday (c) Saturday (d) Thursday
40. 40.Today is Monday. What day of the week will it be after 31 days? (a) Thursday (b) Friday (c) Saturday (d) Wednesday

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