Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 695 · 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 13 October is a Tuesday, what day of the week is 28 October? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
2. 2.If 9 March is a Saturday, what day of the week is 17 March? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
3. 3.If 15 January is a Friday, what day of the week is 8 February? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
4. 4.If 15 December is a Saturday, what day of the week is 26 December? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
5. 5.Today is Thursday. What day of the week will it be after 24 days? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
6. 6.If 29 April is a Sunday, what day of the week is 4 May? (a) Friday (b) Thursday (c) Sunday (d) Saturday
7. 7.If 8 July is a Saturday, what day of the week is 17 July? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
8. 8.If 31 October is a Wednesday, what day of the week is 15 November? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
9. 9.If 6 December is a Tuesday, what day of the week is 20 December? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
10. 10.If 12 March is a Sunday, what day of the week is 26 March? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
11. 11.Today is Friday. What day of the week will it be after 24 days? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
12. 12.If 22 August is a Wednesday, what day of the week is 3 September? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
13. 13.If 10 March is a Thursday, what day of the week is 20 March? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
14. 14.Today is Friday. What day of the week will it be after 81 days? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
15. 15.If 23 October is a Monday, what day of the week is 7 November? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
16. 16.If 1 August is a Friday, what day of the week is 9 August? (a) Sunday (b) Monday (c) Friday (d) Saturday
17. 17.Today is Thursday. What day of the week will it be after 25 days? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
18. 18.If 7 October is a Monday, what day of the week is 23 October? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
19. 19.If 13 May is a Saturday, what day of the week is 28 May? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
20. 20.Today is Sunday. What day of the week will it be after 81 days? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
21. 21.Today is Thursday. What day of the week will it be after 42 days? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
22. 22.If 31 August is a Thursday, what day of the week is 17 September? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
23. 23.Today is Friday. What day of the week will it be after 42 days? (a) Thursday (b) Sunday (c) Friday (d) Saturday
24. 24.If 6 July is a Tuesday, what day of the week is 22 July? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
25. 25.If 9 May is a Tuesday, what day of the week is 18 May? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
26. 26.Today is Friday. What day of the week will it be after 10 days? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
27. 27.If 5 January is a Tuesday, what day of the week is 13 January? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
28. 28.If 23 January is a Tuesday, what day of the week is 12 February? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
29. 29.Today is Monday. What day of the week will it be after 17 days? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
30. 30.If 3 December is a Saturday, what day of the week is 12 December? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
31. 31.Today is Sunday. What day of the week will it be after 46 days? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
32. 32.Today is Sunday. What day of the week will it be after 64 days? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
33. 33.If 9 August is a Monday, what day of the week is 20 August? (a) Friday (b) Saturday (c) Thursday (d) Sunday
34. 34.If 4 January is a Sunday, what day of the week is 18 January? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
35. 35.If 11 March is a Monday, what day of the week is 25 March? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
36. 36.If 17 January is a Wednesday, what day of the week is 12 February? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
37. 37.Today is Tuesday. What day of the week will it be after 31 days? (a) Sunday (b) Saturday (c) Thursday (d) Friday
38. 38.If 13 July is a Monday, what day of the week is 24 July? (a) Friday (b) Sunday (c) Thursday (d) Saturday
39. 39.If 11 April is a Friday, what day of the week is 16 May? (a) Friday (b) Sunday (c) Thursday (d) Saturday
40. 40.If 3 March is a Thursday, what day of the week is 14 March? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday

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