Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 15 · 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 27 October is a Saturday, what day of the week is 4 November? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
2. 2.If 26 March is a Saturday, what day of the week is 20 April? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
3. 3.If 7 January is a Saturday, what day of the week is 15 January? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
4. 4.If 1 December is a Friday, what day of the week is 10 December? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
5. 5.If 10 June is a Saturday, what day of the week is 8 July? (a) Sunday (b) Saturday (c) Monday (d) Friday
6. 6.If 26 January is a Tuesday, what day of the week is 20 February? (a) Sunday (b) Monday (c) Friday (d) Saturday
7. 7.If 18 July is a Wednesday, what day of the week is 1 August? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
8. 8.Today is Wednesday. What day of the week will it be after 62 days? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
9. 9.Today is Saturday. What day of the week will it be after 33 days? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
10. 10.If 7 December is a Tuesday, what day of the week is 20 December? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
11. 11.Today is Sunday. What day of the week will it be after 87 days? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
12. 12.If 6 December is a Friday, what day of the week is 15 December? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
13. 13.If 6 March is a Sunday, what day of the week is 22 March? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
14. 14.If 3 May is a Saturday, what day of the week is 16 May? (a) Sunday (b) Thursday (c) Saturday (d) Friday
15. 15.If 14 October is a Monday, what day of the week is 27 October? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
16. 16.If 13 May is a Monday, what day of the week is 29 May? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
17. 17.Today is Tuesday. What day of the week will it be after 38 days? (a) Friday (b) Thursday (c) Saturday (d) Sunday
18. 18.If 8 August is a Wednesday, what day of the week is 23 August? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
19. 19.If 15 October is a Saturday, what day of the week is 23 October? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
20. 20.If 14 June is a Tuesday, what day of the week is 15 July? (a) Friday (b) Saturday (c) Sunday (d) Thursday
21. 21.Today is Friday. What day of the week will it be after 85 days? (a) Friday (b) Monday (c) Saturday (d) Sunday
22. 22.If 7 December is a Tuesday, what day of the week is 17 December? (a) Sunday (b) Thursday (c) Friday (d) Saturday
23. 23.Today is Monday. What day of the week will it be after 86 days? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
24. 24.If 15 January is a Sunday, what day of the week is 27 January? (a) Saturday (b) Thursday (c) Sunday (d) Friday
25. 25.If 21 September is a Monday, what day of the week is 16 October? (a) Sunday (b) Thursday (c) Saturday (d) Friday
26. 26.Today is Thursday. What day of the week will it be after 59 days? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
27. 27.If 16 November is a Saturday, what day of the week is 14 December? (a) Sunday (b) Monday (c) Saturday (d) Friday
28. 28.If 12 January is a Saturday, what day of the week is 25 January? (a) Sunday (b) Saturday (c) Friday (d) Thursday
29. 29.If 2 January is a Sunday, what day of the week is 12 January? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
30. 30.If 11 January is a Monday, what day of the week is 20 January? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
31. 31.If 28 November is a Friday, what day of the week is 14 December? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
32. 32.If 25 June is a Tuesday, what day of the week is 7 July? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
33. 33.If 27 September is a Tuesday, what day of the week is 16 October? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
34. 34.If 12 April is a Tuesday, what day of the week is 15 May? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
35. 35.If 24 April is a Tuesday, what day of the week is 20 May? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
36. 36.If 11 March is a Sunday, what day of the week is 20 March? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
37. 37.If 16 October is a Tuesday, what day of the week is 15 November? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
38. 38.If 8 July is a Friday, what day of the week is 19 July? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
39. 39.Today is Friday. What day of the week will it be after 26 days? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
40. 40.If 28 May is a Wednesday, what day of the week is 19 June? (a) Thursday (b) Friday (c) Saturday (d) Wednesday

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