Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 753 · 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 Sunday. What day of the week will it be after 56 days? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
2. 2.Today is Thursday. What day of the week will it be after 39 days? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
3. 3.If 26 October is a Thursday, what day of the week is 12 November? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
4. 4.If 21 September is a Monday, what day of the week is 4 October? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
5. 5.If 14 October is a Sunday, what day of the week is 22 October? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
6. 6.Today is Monday. What day of the week will it be after 98 days? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
7. 7.Today is Tuesday. What day of the week will it be after 13 days? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
8. 8.Today is Saturday. What day of the week will it be after 56 days? (a) Sunday (b) Friday (c) Saturday (d) Monday
9. 9.If 23 August is a Sunday, what day of the week is 3 September? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
10. 10.If 5 December is a Monday, what day of the week is 17 December? (a) Sunday (b) Saturday (c) Monday (d) Friday
11. 11.If 18 July is a Friday, what day of the week is 19 August? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
12. 12.If 16 November is a Wednesday, what day of the week is 7 December? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
13. 13.If 30 April is a Wednesday, what day of the week is 2 May? (a) Thursday (b) Saturday (c) Friday (d) Sunday
14. 14.If 27 August is a Saturday, what day of the week is 12 September? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
15. 15.If 7 August is a Sunday, what day of the week is 15 August? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
16. 16.If 2 July is a Thursday, what day of the week is 11 July? (a) Sunday (b) Monday (c) Friday (d) Saturday
17. 17.Today is Monday. What day of the week will it be after 83 days? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
18. 18.If 20 June is a Tuesday, what day of the week is 7 July? (a) Sunday (b) Saturday (c) Friday (d) Thursday
19. 19.If 26 August is a Wednesday, what day of the week is 20 September? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
20. 20.If 26 October is a Sunday, what day of the week is 16 November? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
21. 21.If 1 August is a Wednesday, what day of the week is 15 August? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
22. 22.If 13 August is a Saturday, what day of the week is 21 August? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
23. 23.If 6 October is a Saturday, what day of the week is 21 October? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
24. 24.Today is Thursday. What day of the week will it be after 57 days? (a) Thursday (b) Saturday (c) Friday (d) Sunday
25. 25.Today is Monday. What day of the week will it be after 63 days? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
26. 26.If 2 October is a Monday, what day of the week is 15 October? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
27. 27.If 1 March is a Monday, what day of the week is 9 March? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
28. 28.Today is Friday. What day of the week will it be after 54 days? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
29. 29.If 6 July is a Sunday, what day of the week is 18 July? (a) Sunday (b) Thursday (c) Friday (d) Saturday
30. 30.Today is Wednesday. What day of the week will it be after 87 days? (a) Friday (b) Monday (c) Sunday (d) Saturday
31. 31.If 28 July is a Monday, what day of the week is 9 August? (a) Sunday (b) Monday (c) Friday (d) Saturday
32. 32.Today is Saturday. What day of the week will it be after 52 days? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
33. 33.If 5 March is a Monday, what day of the week is 20 March? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
34. 34.If 5 January is a Thursday, what day of the week is 17 January? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
35. 35.If 27 September is a Tuesday, what day of the week is 17 October? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
36. 36.If 31 January is a Monday, what day of the week is 20 February? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
37. 37.Today is Monday. What day of the week will it be after 64 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
38. 38.If 15 October is a Thursday, what day of the week is 24 October? (a) Sunday (b) Friday (c) Monday (d) Saturday
39. 39.If 22 March is a Monday, what day of the week is 11 April? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
40. 40.Today is Monday. What day of the week will it be after 33 days? (a) Friday (b) Saturday (c) Monday (d) Sunday

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