Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 441 · 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 Wednesday. What day of the week will it be after 90 days? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
2. 2.Today is Thursday. What day of the week will it be after 61 days? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
3. 3.Today is Thursday. What day of the week will it be after 32 days? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
4. 4.If 9 December is a Friday, what day of the week is 24 December? (a) Friday (b) Monday (c) Sunday (d) Saturday
5. 5.If 21 April is a Thursday, what day of the week is 15 May? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
6. 6.Today is Saturday. What day of the week will it be after 28 days? (a) Friday (b) Saturday (c) Monday (d) Sunday
7. 7.If 9 December is a Friday, what day of the week is 22 December? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
8. 8.Today is Tuesday. What day of the week will it be after 22 days? (a) Friday (b) Tuesday (c) Thursday (d) Wednesday
9. 9.Today is Monday. What day of the week will it be after 33 days? (a) Sunday (b) Saturday (c) Monday (d) Friday
10. 10.If 16 July is a Thursday, what day of the week is 3 August? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
11. 11.Today is Thursday. What day of the week will it be after 21 days? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
12. 12.Today is Sunday. What day of the week will it be after 46 days? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
13. 13.Today is Thursday. What day of the week will it be after 71 days? (a) Thursday (b) Saturday (c) Sunday (d) Friday
14. 14.If 2 October is a Sunday, what day of the week is 10 October? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
15. 15.If 7 July is a Friday, what day of the week is 22 July? (a) Friday (b) Sunday (c) Saturday (d) Monday
16. 16.Today is Tuesday. What day of the week will it be after 96 days? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
17. 17.If 10 October is a Sunday, what day of the week is 2 November? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
18. 18.Today is Monday. What day of the week will it be after 21 days? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
19. 19.If 9 January is a Friday, what day of the week is 20 January? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
20. 20.Today is Saturday. What day of the week will it be after 96 days? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
21. 21.If 5 January is a Sunday, what day of the week is 14 January? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
22. 22.If 26 January is a Friday, what day of the week is 17 February? (a) Saturday (b) Monday (c) Sunday (d) Friday
23. 23.If 12 August is a Tuesday, what day of the week is 16 September? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
24. 24.If 10 March is a Friday, what day of the week is 25 March? (a) Sunday (b) Monday (c) Friday (d) Saturday
25. 25.If 22 April is a Thursday, what day of the week is 4 May? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
26. 26.Today is Sunday. What day of the week will it be after 97 days? (a) Monday (b) Sunday (c) Friday (d) Saturday
27. 27.If 14 August is a Wednesday, what day of the week is 29 August? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
28. 28.If 1 July is a Friday, what day of the week is 17 July? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
29. 29.If 25 April is a Monday, what day of the week is 8 May? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
30. 30.If 4 December is a Thursday, what day of the week is 12 December? (a) Saturday (b) Thursday (c) Friday (d) Sunday
31. 31.Today is Sunday. What day of the week will it be after 14 days? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
32. 32.If 4 March is a Tuesday, what day of the week is 13 March? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
33. 33.If 18 June is a Thursday, what day of the week is 13 July? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
34. 34.If 13 January is a Tuesday, what day of the week is 28 January? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
35. 35.If 15 July is a Thursday, what day of the week is 29 July? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
36. 36.Today is Tuesday. What day of the week will it be after 28 days? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
37. 37.If 25 March is a Wednesday, what day of the week is 11 April? (a) Monday (b) Friday (c) Saturday (d) Sunday
38. 38.If 12 August is a Saturday, what day of the week is 28 August? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
39. 39.If 13 December is a Friday, what day of the week is 29 December? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
40. 40.If 13 October is a Sunday, what day of the week is 7 November? (a) Thursday (b) Wednesday (c) Saturday (d) Friday

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