Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 708 · 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.If 9 December is a Thursday, what day of the week is 23 December? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
2. 2.Today is Wednesday. What day of the week will it be after 54 days? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
3. 3.Today is Sunday. What day of the week will it be after 63 days? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
4. 4.If 15 May is a Friday, what day of the week is 29 May? (a) Sunday (b) Saturday (c) Friday (d) Thursday
5. 5.Today is Sunday. What day of the week will it be after 62 days? (a) Saturday (b) Friday (c) Monday (d) Sunday
6. 6.If 29 March is a Wednesday, what day of the week is 13 April? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
7. 7.If 2 May is a Thursday, what day of the week is 11 May? (a) Friday (b) Monday (c) Saturday (d) Sunday
8. 8.If 13 July is a Friday, what day of the week is 27 July? (a) Thursday (b) Sunday (c) Saturday (d) Friday
9. 9.If 8 January is a Tuesday, what day of the week is 22 January? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
10. 10.Today is Wednesday. What day of the week will it be after 72 days? (a) Thursday (b) Saturday (c) Friday (d) Sunday
11. 11.If 15 July is a Friday, what day of the week is 23 July? (a) Friday (b) Monday (c) Saturday (d) Sunday
12. 12.If 10 January is a Tuesday, what day of the week is 22 January? (a) Sunday (b) Saturday (c) Monday (d) Tuesday
13. 13.Today is Sunday. What day of the week will it be after 82 days? (a) Saturday (b) Friday (c) Sunday (d) Thursday
14. 14.Today is Friday. What day of the week will it be after 20 days? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
15. 15.Today is Sunday. What day of the week will it be after 66 days? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
16. 16.If 4 March is a Saturday, what day of the week is 12 March? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
17. 17.If 7 August is a Saturday, what day of the week is 23 August? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
18. 18.If 31 October is a Thursday, what day of the week is 12 November? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
19. 19.If 19 July is a Wednesday, what day of the week is 18 August? (a) Thursday (b) Friday (c) Sunday (d) Saturday
20. 20.If 13 April is a Sunday, what day of the week is 1 May? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
21. 21.If 4 March is a Wednesday, what day of the week is 15 March? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
22. 22.If 9 January is a Friday, what day of the week is 18 January? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
23. 23.If 13 July is a Wednesday, what day of the week is 21 July? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
24. 24.Today is Sunday. What day of the week will it be after 34 days? (a) Saturday (b) Friday (c) Monday (d) Sunday
25. 25.If 13 January is a Wednesday, what day of the week is 21 January? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
26. 26.If 4 May is a Monday, what day of the week is 12 May? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
27. 27.Today is Tuesday. What day of the week will it be after 94 days? (a) Friday (b) Saturday (c) Sunday (d) Thursday
28. 28.If 6 August is a Friday, what day of the week is 20 August? (a) Saturday (b) Sunday (c) Thursday (d) Friday
29. 29.If 5 October is a Wednesday, what day of the week is 21 October? (a) Thursday (b) Sunday (c) Saturday (d) Friday
30. 30.Today is Saturday. What day of the week will it be after 75 days? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
31. 31.If 11 March is a Saturday, what day of the week is 20 April? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
32. 32.Today is Saturday. What day of the week will it be after 32 days? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
33. 33.If 10 August is a Saturday, what day of the week is 22 August? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
34. 34.If 2 July is a Friday, what day of the week is 13 July? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
35. 35.If 11 November is a Saturday, what day of the week is 5 December? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
36. 36.Today is Wednesday. What day of the week will it be after 49 days? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
37. 37.Today is Monday. What day of the week will it be after 78 days? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
38. 38.If 9 May is a Friday, what day of the week is 19 May? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
39. 39.Today is Monday. What day of the week will it be after 86 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
40. 40.If 10 January is a Tuesday, what day of the week is 18 January? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday

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