Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 707 · 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 5 March is a Saturday, what day of the week is 21 March? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
2. 2.If 20 November is a Tuesday, what day of the week is 5 December? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
3. 3.Today is Saturday. What day of the week will it be after 93 days? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
4. 4.If 14 March is a Wednesday, what day of the week is 1 April? (a) Sunday (b) Saturday (c) Monday (d) Tuesday
5. 5.Today is Tuesday. What day of the week will it be after 31 days? (a) Friday (b) Saturday (c) Thursday (d) Sunday
6. 6.If 6 December is a Sunday, what day of the week is 20 December? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
7. 7.If 6 January is a Thursday, what day of the week is 14 January? (a) Friday (b) Saturday (c) Sunday (d) Thursday
8. 8.Today is Sunday. What day of the week will it be after 94 days? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
9. 9.If 13 May is a Monday, what day of the week is 23 May? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
10. 10.If 5 March is a Sunday, what day of the week is 18 March? (a) Monday (b) Saturday (c) Sunday (d) Friday
11. 11.If 6 March is a Thursday, what day of the week is 16 March? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
12. 12.If 4 January is a Monday, what day of the week is 12 January? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
13. 13.If 11 January is a Friday, what day of the week is 19 January? (a) Sunday (b) Monday (c) Saturday (d) Friday
14. 14.If 6 March is a Friday, what day of the week is 19 March? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
15. 15.If 4 August is a Thursday, what day of the week is 13 August? (a) Friday (b) Monday (c) Sunday (d) Saturday
16. 16.If 1 August is a Sunday, what day of the week is 9 August? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
17. 17.If 10 October is a Sunday, what day of the week is 21 October? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
18. 18.If 12 January is a Wednesday, what day of the week is 27 January? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
19. 19.If 7 January is a Friday, what day of the week is 19 January? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
20. 20.If 15 October is a Saturday, what day of the week is 28 October? (a) Sunday (b) Saturday (c) Friday (d) Thursday
21. 21.Today is Wednesday. What day of the week will it be after 61 days? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
22. 22.If 27 March is a Sunday, what day of the week is 2 April? (a) Monday (b) Friday (c) Saturday (d) Sunday
23. 23.If 11 December is a Monday, what day of the week is 27 December? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
24. 24.If 8 May is a Monday, what day of the week is 24 May? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
25. 25.If 28 November is a Friday, what day of the week is 19 December? (a) Friday (b) Thursday (c) Sunday (d) Saturday
26. 26.If 4 January is a Wednesday, what day of the week is 16 January? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
27. 27.Today is Saturday. What day of the week will it be after 65 days? (a) Monday (b) Tuesday (c) Wednesday (d) Sunday
28. 28.Today is Friday. What day of the week will it be after 35 days? (a) Thursday (b) Friday (c) Saturday (d) Sunday
29. 29.If 7 July is a Wednesday, what day of the week is 15 July? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
30. 30.If 25 May is a Thursday, what day of the week is 17 June? (a) Monday (b) Saturday (c) Sunday (d) Friday
31. 31.If 15 January is a Monday, what day of the week is 23 January? (a) Tuesday (b) Monday (c) Wednesday (d) Thursday
32. 32.If 20 October is a Saturday, what day of the week is 2 November? (a) Saturday (b) Sunday (c) Thursday (d) Friday
33. 33.If 13 March is a Friday, what day of the week is 23 March? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
34. 34.If 11 December is a Thursday, what day of the week is 24 December? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
35. 35.If 11 March is a Monday, what day of the week is 20 March? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
36. 36.If 25 April is a Wednesday, what day of the week is 11 May? (a) Friday (b) Saturday (c) Thursday (d) Sunday
37. 37.If 17 August is a Saturday, what day of the week is 9 September? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
38. 38.If 13 March is a Saturday, what day of the week is 29 March? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
39. 39.If 4 January is a Wednesday, what day of the week is 13 January? (a) Friday (b) Saturday (c) Thursday (d) Sunday
40. 40.Today is Sunday. What day of the week will it be after 39 days? (a) Saturday (b) Wednesday (c) Friday (d) Thursday

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