Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 569 · 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 Monday. What day of the week will it be after 41 days? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
2. 2.If 15 January is a Wednesday, what day of the week is 28 January? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
3. 3.If 9 May is a Sunday, what day of the week is 25 May? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
4. 4.If 8 May is a Tuesday, what day of the week is 20 May? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
5. 5.Today is Friday. What day of the week will it be after 19 days? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
6. 6.If 14 May is a Tuesday, what day of the week is 1 June? (a) Monday (b) Sunday (c) Saturday (d) Friday
7. 7.If 8 July is a Monday, what day of the week is 24 July? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
8. 8.If 21 June is a Tuesday, what day of the week is 5 July? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
9. 9.If 23 April is a Sunday, what day of the week is 3 May? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
10. 10.If 15 July is a Thursday, what day of the week is 19 August? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
11. 11.Today is Sunday. What day of the week will it be after 81 days? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
12. 12.Today is Wednesday. What day of the week will it be after 78 days? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
13. 13.If 13 August is a Tuesday, what day of the week is 29 August? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
14. 14.If 9 July is a Thursday, what day of the week is 20 July? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
15. 15.Today is Monday. What day of the week will it be after 65 days? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
16. 16.If 15 May is a Sunday, what day of the week is 8 June? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
17. 17.If 11 January is a Sunday, what day of the week is 19 February? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
18. 18.If 17 April is a Saturday, what day of the week is 8 May? (a) Sunday (b) Monday (c) Saturday (d) Friday
19. 19.If 23 March is a Tuesday, what day of the week is 7 April? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
20. 20.Today is Saturday. What day of the week will it be after 33 days? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
21. 21.If 12 August is a Tuesday, what day of the week is 25 August? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
22. 22.If 9 August is a Tuesday, what day of the week is 22 August? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
23. 23.If 25 November is a Friday, what day of the week is 15 December? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
24. 24.If 19 March is a Wednesday, what day of the week is 18 April? (a) Friday (b) Thursday (c) Sunday (d) Saturday
25. 25.Today is Tuesday. What day of the week will it be after 39 days? (a) Monday (b) Friday (c) Saturday (d) Sunday
26. 26.If 11 March is a Monday, what day of the week is 20 March? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
27. 27.Today is Saturday. What day of the week will it be after 64 days? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
28. 28.If 2 March is a Wednesday, what day of the week is 15 March? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
29. 29.If 27 January is a Saturday, what day of the week is 18 February? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
30. 30.If 26 November is a Sunday, what day of the week is 8 December? (a) Sunday (b) Thursday (c) Friday (d) Saturday
31. 31.If 5 May is a Monday, what day of the week is 14 May? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
32. 32.If 11 September is a Saturday, what day of the week is 1 October? (a) Saturday (b) Friday (c) Thursday (d) Sunday
33. 33.Today is Thursday. What day of the week will it be after 66 days? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
34. 34.If 1 October is a Friday, what day of the week is 9 October? (a) Sunday (b) Friday (c) Saturday (d) Monday
35. 35.If 8 May is a Monday, what day of the week is 17 May? (a) Friday (b) Tuesday (c) Thursday (d) Wednesday
36. 36.If 27 November is a Thursday, what day of the week is 10 December? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
37. 37.Today is Tuesday. What day of the week will it be after 36 days? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
38. 38.If 14 December is a Saturday, what day of the week is 27 December? (a) Saturday (b) Thursday (c) Friday (d) Sunday
39. 39.If 16 April is a Saturday, what day of the week is 17 May? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
40. 40.If 6 January is a Monday, what day of the week is 21 January? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday

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