Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 713 · 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 11 December is a Wednesday, what day of the week is 23 December? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
2. 2.Today is Sunday. What day of the week will it be after 13 days? (a) Sunday (b) Friday (c) Saturday (d) Monday
3. 3.If 23 October is a Thursday, what day of the week is 10 November? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
4. 4.If 4 January is a Thursday, what day of the week is 13 January? (a) Monday (b) Friday (c) Saturday (d) Sunday
5. 5.If 27 April is a Wednesday, what day of the week is 12 May? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
6. 6.Today is Wednesday. What day of the week will it be after 17 days? (a) Sunday (b) Friday (c) Monday (d) Saturday
7. 7.If 12 August is a Thursday, what day of the week is 27 August? (a) Sunday (b) Thursday (c) Saturday (d) Friday
8. 8.If 15 July is a Monday, what day of the week is 27 July? (a) Friday (b) Saturday (c) Monday (d) Sunday
9. 9.If 28 March is a Sunday, what day of the week is 19 April? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
10. 10.If 28 April is a Saturday, what day of the week is 12 May? (a) Sunday (b) Saturday (c) Friday (d) Monday
11. 11.If 18 November is a Wednesday, what day of the week is 15 December? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
12. 12.Today is Monday. What day of the week will it be after 95 days? (a) Thursday (b) Friday (c) Saturday (d) Sunday
13. 13.If 14 March is a Wednesday, what day of the week is 29 March? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
14. 14.If 2 October is a Sunday, what day of the week is 18 October? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
15. 15.If 10 September is a Monday, what day of the week is 4 October? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
16. 16.If 8 July is a Monday, what day of the week is 16 July? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
17. 17.If 10 March is a Monday, what day of the week is 18 March? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
18. 18.If 15 May is a Tuesday, what day of the week is 26 May? (a) Saturday (b) Sunday (c) Friday (d) Monday
19. 19.Today is Saturday. What day of the week will it be after 71 days? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
20. 20.If 15 May is a Tuesday, what day of the week is 6 June? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
21. 21.Today is Thursday. What day of the week will it be after 19 days? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
22. 22.Today is Friday. What day of the week will it be after 17 days? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
23. 23.If 14 July is a Thursday, what day of the week is 5 August? (a) Thursday (b) Friday (c) Saturday (d) Sunday
24. 24.If 12 January is a Wednesday, what day of the week is 21 January? (a) Sunday (b) Friday (c) Saturday (d) Thursday
25. 25.If 22 November is a Thursday, what day of the week is 13 December? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
26. 26.Today is Thursday. What day of the week will it be after 87 days? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
27. 27.If 5 July is a Saturday, what day of the week is 20 July? (a) Sunday (b) Saturday (c) Monday (d) Tuesday
28. 28.Today is Wednesday. What day of the week will it be after 35 days? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
29. 29.If 15 March is a Saturday, what day of the week is 16 April? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
30. 30.Today is Saturday. What day of the week will it be after 65 days? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
31. 31.Today is Sunday. What day of the week will it be after 16 days? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
32. 32.Today is Monday. What day of the week will it be after 63 days? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
33. 33.If 12 October is a Sunday, what day of the week is 21 October? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
34. 34.If 22 May is a Sunday, what day of the week is 3 June? (a) Thursday (b) Sunday (c) Saturday (d) Friday
35. 35.If 7 March is a Monday, what day of the week is 20 March? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
36. 36.If 9 May is a Wednesday, what day of the week is 18 May? (a) Thursday (b) Saturday (c) Sunday (d) Friday
37. 37.If 23 October is a Thursday, what day of the week is 15 November? (a) Friday (b) Monday (c) Sunday (d) Saturday
38. 38.If 12 December is a Saturday, what day of the week is 24 December? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
39. 39.If 11 July is a Monday, what day of the week is 25 July? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
40. 40.If 16 August is a Saturday, what day of the week is 19 September? (a) Saturday (b) Thursday (c) Friday (d) Sunday

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