Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 485 · 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 1 January is a Friday, what day of the week is 15 January? (a) Thursday (b) Sunday (c) Saturday (d) Friday
2. 2.If 2 January is a Sunday, what day of the week is 15 January? (a) Monday (b) Sunday (c) Friday (d) Saturday
3. 3.If 13 October is a Thursday, what day of the week is 23 October? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
4. 4.Today is Monday. What day of the week will it be after 93 days? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
5. 5.If 15 December is a Monday, what day of the week is 23 December? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
6. 6.If 15 April is a Saturday, what day of the week is 9 May? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
7. 7.Today is Sunday. What day of the week will it be after 63 days? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
8. 8.If 15 March is a Monday, what day of the week is 31 March? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
9. 9.If 10 September is a Monday, what day of the week is 15 October? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
10. 10.Today is Monday. What day of the week will it be after 52 days? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
11. 11.If 20 April is a Saturday, what day of the week is 11 May? (a) Sunday (b) Friday (c) Saturday (d) Monday
12. 12.Today is Saturday. What day of the week will it be after 59 days? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
13. 13.If 14 October is a Wednesday, what day of the week is 20 November? (a) Thursday (b) Saturday (c) Sunday (d) Friday
14. 14.If 8 January is a Sunday, what day of the week is 21 January? (a) Monday (b) Friday (c) Saturday (d) Sunday
15. 15.Today is Tuesday. What day of the week will it be after 92 days? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
16. 16.If 2 August is a Sunday, what day of the week is 11 August? (a) Tuesday (b) Monday (c) Wednesday (d) Thursday
17. 17.Today is Wednesday. What day of the week will it be after 60 days? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
18. 18.If 17 January is a Thursday, what day of the week is 8 February? (a) Saturday (b) Thursday (c) Friday (d) Sunday
19. 19.If 14 April is a Monday, what day of the week is 19 May? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
20. 20.If 11 April is a Wednesday, what day of the week is 6 May? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
21. 21.If 28 September is a Friday, what day of the week is 2 October? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
22. 22.If 14 August is a Monday, what day of the week is 27 August? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
23. 23.If 3 December is a Thursday, what day of the week is 18 December? (a) Thursday (b) Saturday (c) Friday (d) Sunday
24. 24.If 6 March is a Wednesday, what day of the week is 14 March? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
25. 25.If 26 September is a Saturday, what day of the week is 6 October? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
26. 26.If 28 September is a Saturday, what day of the week is 7 October? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
27. 27.Today is Monday. What day of the week will it be after 57 days? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
28. 28.Today is Thursday. What day of the week will it be after 36 days? (a) Saturday (b) Sunday (c) Friday (d) Thursday
29. 29.If 5 March is a Tuesday, what day of the week is 14 March? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
30. 30.Today is Thursday. What day of the week will it be after 86 days? (a) Monday (b) Sunday (c) Saturday (d) Friday
31. 31.If 10 March is a Monday, what day of the week is 18 March? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
32. 32.If 12 December is a Saturday, what day of the week is 26 December? (a) Monday (b) Saturday (c) Sunday (d) Friday
33. 33.If 24 June is a Saturday, what day of the week is 5 July? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
34. 34.If 7 July is a Tuesday, what day of the week is 21 July? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
35. 35.If 10 March is a Tuesday, what day of the week is 21 March? (a) Monday (b) Saturday (c) Friday (d) Sunday
36. 36.If 30 January is a Friday, what day of the week is 2 February? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
37. 37.Today is Thursday. What day of the week will it be after 14 days? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
38. 38.Today is Tuesday. What day of the week will it be after 97 days? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
39. 39.Today is Friday. What day of the week will it be after 12 days? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
40. 40.If 29 June is a Tuesday, what day of the week is 13 July? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday

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