Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 241 · 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.Today is Tuesday. What day of the week will it be after 45 days? (a) Saturday (b) Friday (c) Thursday (d) Sunday
2. 2.Today is Sunday. What day of the week will it be after 64 days? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
3. 3.If 8 May is a Saturday, what day of the week is 22 May? (a) Saturday (b) Sunday (c) Monday (d) Friday
4. 4.If 7 August is a Friday, what day of the week is 16 August? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
5. 5.If 15 May is a Thursday, what day of the week is 28 May? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
6. 6.If 9 October is a Tuesday, what day of the week is 25 October? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
7. 7.If 15 January is a Thursday, what day of the week is 25 January? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
8. 8.Today is Monday. What day of the week will it be after 51 days? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
9. 9.If 17 September is a Sunday, what day of the week is 15 October? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
10. 10.Today is Wednesday. What day of the week will it be after 28 days? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
11. 11.If 13 October is a Wednesday, what day of the week is 25 October? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
12. 12.If 25 April is a Thursday, what day of the week is 13 May? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
13. 13.Today is Tuesday. What day of the week will it be after 16 days? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
14. 14.Today is Sunday. What day of the week will it be after 62 days? (a) Saturday (b) Sunday (c) Friday (d) Monday
15. 15.If 14 January is a Sunday, what day of the week is 22 January? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
16. 16.Today is Tuesday. What day of the week will it be after 81 days? (a) Sunday (b) Monday (c) Friday (d) Saturday
17. 17.If 9 March is a Friday, what day of the week is 21 March? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
18. 18.If 5 December is a Tuesday, what day of the week is 17 December? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
19. 19.If 8 January is a Monday, what day of the week is 16 January? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
20. 20.If 19 August is a Monday, what day of the week is 5 September? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
21. 21.If 10 July is a Tuesday, what day of the week is 20 July? (a) Friday (b) Saturday (c) Sunday (d) Thursday
22. 22.Today is Friday. What day of the week will it be after 42 days? (a) Saturday (b) Sunday (c) Friday (d) Thursday
23. 23.Today is Saturday. What day of the week will it be after 70 days? (a) Sunday (b) Monday (c) Friday (d) Saturday
24. 24.If 23 June is a Friday, what day of the week is 5 July? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
25. 25.If 5 March is a Sunday, what day of the week is 17 March? (a) Saturday (b) Friday (c) Sunday (d) Thursday
26. 26.If 25 June is a Sunday, what day of the week is 14 July? (a) Saturday (b) Thursday (c) Sunday (d) Friday
27. 27.If 16 January is a Tuesday, what day of the week is 4 February? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
28. 28.If 1 December is a Sunday, what day of the week is 14 December? (a) Friday (b) Sunday (c) Monday (d) Saturday
29. 29.If 15 January is a Monday, what day of the week is 25 January? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
30. 30.If 22 September is a Tuesday, what day of the week is 11 October? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
31. 31.Today is Sunday. What day of the week will it be after 96 days? (a) Friday (b) Sunday (c) Thursday (d) Saturday
32. 32.If 23 August is a Monday, what day of the week is 2 September? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
33. 33.If 6 March is a Sunday, what day of the week is 14 March? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
34. 34.If 27 May is a Tuesday, what day of the week is 8 June? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
35. 35.Today is Monday. What day of the week will it be after 61 days? (a) Monday (b) Friday (c) Saturday (d) Sunday
36. 36.If 2 October is a Sunday, what day of the week is 18 October? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
37. 37.If 11 July is a Friday, what day of the week is 26 July? (a) Sunday (b) Friday (c) Monday (d) Saturday
38. 38.If 31 March is a Sunday, what day of the week is 6 April? (a) Sunday (b) Monday (c) Friday (d) Saturday
39. 39.Today is Tuesday. What day of the week will it be after 93 days? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
40. 40.Today is Tuesday. What day of the week will it be after 23 days? (a) Thursday (b) Friday (c) Saturday (d) Wednesday

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