Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 362 · 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 8 October is a Saturday, what day of the week is 23 October? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
2. 2.Today is Saturday. What day of the week will it be after 30 days? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
3. 3.If 10 March is a Monday, what day of the week is 12 April? (a) Friday (b) Sunday (c) Saturday (d) Monday
4. 4.If 2 March is a Friday, what day of the week is 12 March? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
5. 5.If 17 April is a Friday, what day of the week is 12 May? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
6. 6.Today is Saturday. What day of the week will it be after 54 days? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
7. 7.If 13 August is a Sunday, what day of the week is 14 September? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
8. 8.If 11 October is a Tuesday, what day of the week is 20 November? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
9. 9.If 9 October is a Sunday, what day of the week is 24 October? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
10. 10.If 2 December is a Tuesday, what day of the week is 10 December? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
11. 11.If 25 July is a Tuesday, what day of the week is 6 August? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
12. 12.If 13 December is a Thursday, what day of the week is 26 December? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
13. 13.If 9 March is a Sunday, what day of the week is 22 March? (a) Saturday (b) Friday (c) Monday (d) Sunday
14. 14.If 25 April is a Friday, what day of the week is 8 May? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
15. 15.If 1 December is a Thursday, what day of the week is 13 December? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
16. 16.If 9 January is a Thursday, what day of the week is 23 January? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
17. 17.Today is Saturday. What day of the week will it be after 49 days? (a) Friday (b) Sunday (c) Monday (d) Saturday
18. 18.If 10 June is a Saturday, what day of the week is 7 July? (a) Sunday (b) Thursday (c) Friday (d) Saturday
19. 19.Today is Tuesday. What day of the week will it be after 84 days? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
20. 20.Today is Tuesday. What day of the week will it be after 90 days? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
21. 21.Today is Saturday. What day of the week will it be after 18 days? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
22. 22.If 29 November is a Monday, what day of the week is 5 December? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
23. 23.If 7 May is a Wednesday, what day of the week is 21 May? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
24. 24.If 14 January is a Thursday, what day of the week is 23 January? (a) Sunday (b) Saturday (c) Monday (d) Friday
25. 25.If 12 April is a Wednesday, what day of the week is 3 May? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
26. 26.Today is Thursday. What day of the week will it be after 73 days? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
27. 27.Today is Tuesday. What day of the week will it be after 62 days? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
28. 28.Today is Friday. What day of the week will it be after 21 days? (a) Friday (b) Saturday (c) Sunday (d) Thursday
29. 29.Today is Monday. What day of the week will it be after 27 days? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
30. 30.Today is Sunday. What day of the week will it be after 80 days? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
31. 31.If 16 August is a Monday, what day of the week is 20 September? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
32. 32.If 11 October is a Tuesday, what day of the week is 23 October? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
33. 33.If 1 March is a Saturday, what day of the week is 13 March? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
34. 34.Today is Friday. What day of the week will it be after 90 days? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
35. 35.Today is Wednesday. What day of the week will it be after 23 days? (a) Thursday (b) Saturday (c) Sunday (d) Friday
36. 36.If 26 August is a Wednesday, what day of the week is 9 September? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
37. 37.If 13 November is a Thursday, what day of the week is 5 December? (a) Thursday (b) Friday (c) Sunday (d) Saturday
38. 38.Today is Friday. What day of the week will it be after 82 days? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
39. 39.Today is Monday. What day of the week will it be after 48 days? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
40. 40.Today is Friday. What day of the week will it be after 96 days? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday

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