Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 558 · 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 36 days? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
2. 2.If 2 January is a Wednesday, what day of the week is 14 January? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
3. 3.If 29 May is a Tuesday, what day of the week is 18 June? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
4. 4.Today is Saturday. What day of the week will it be after 24 days? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
5. 5.Today is Monday. What day of the week will it be after 25 days? (a) Friday (b) Thursday (c) Sunday (d) Saturday
6. 6.If 12 December is a Wednesday, what day of the week is 21 December? (a) Sunday (b) Thursday (c) Saturday (d) Friday
7. 7.If 6 March is a Tuesday, what day of the week is 22 March? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
8. 8.If 27 January is a Thursday, what day of the week is 10 February? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
9. 9.Today is Thursday. What day of the week will it be after 60 days? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
10. 10.If 1 October is a Monday, what day of the week is 14 October? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
11. 11.If 19 July is a Sunday, what day of the week is 11 August? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
12. 12.If 28 May is a Tuesday, what day of the week is 4 June? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
13. 13.If 7 August is a Monday, what day of the week is 15 August? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
14. 14.If 9 March is a Sunday, what day of the week is 19 March? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
15. 15.Today is Sunday. What day of the week will it be after 98 days? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
16. 16.If 22 September is a Wednesday, what day of the week is 5 October? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
17. 17.If 1 May is a Friday, what day of the week is 9 May? (a) Sunday (b) Saturday (c) Monday (d) Friday
18. 18.If 11 November is a Thursday, what day of the week is 16 December? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
19. 19.Today is Monday. What day of the week will it be after 40 days? (a) Friday (b) Sunday (c) Monday (d) Saturday
20. 20.Today is Sunday. What day of the week will it be after 86 days? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
21. 21.Today is Thursday. What day of the week will it be after 16 days? (a) Sunday (b) Monday (c) Saturday (d) Friday
22. 22.If 18 March is a Saturday, what day of the week is 1 April? (a) Friday (b) Saturday (c) Monday (d) Sunday
23. 23.If 20 May is a Wednesday, what day of the week is 17 June? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
24. 24.If 21 July is a Thursday, what day of the week is 2 August? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
25. 25.If 15 January is a Monday, what day of the week is 28 January? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
26. 26.Today is Monday. What day of the week will it be after 38 days? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
27. 27.Today is Friday. What day of the week will it be after 67 days? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
28. 28.Today is Wednesday. What day of the week will it be after 39 days? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
29. 29.If 10 January is a Monday, what day of the week is 17 February? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
30. 30.If 30 April is a Tuesday, what day of the week is 9 May? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
31. 31.Today is Monday. What day of the week will it be after 26 days? (a) Saturday (b) Monday (c) Sunday (d) Friday
32. 32.If 5 January is a Friday, what day of the week is 20 January? (a) Monday (b) Friday (c) Saturday (d) Sunday
33. 33.If 16 January is a Saturday, what day of the week is 13 February? (a) Friday (b) Sunday (c) Saturday (d) Monday
34. 34.If 8 May is a Sunday, what day of the week is 21 May? (a) Monday (b) Saturday (c) Sunday (d) Friday
35. 35.If 2 March is a Tuesday, what day of the week is 16 March? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
36. 36.If 13 May is a Tuesday, what day of the week is 10 June? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
37. 37.If 5 August is a Sunday, what day of the week is 18 August? (a) Saturday (b) Friday (c) Sunday (d) Monday
38. 38.If 14 November is a Thursday, what day of the week is 16 December? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
39. 39.If 14 December is a Monday, what day of the week is 30 December? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
40. 40.Today is Sunday. What day of the week will it be after 23 days? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday

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