Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 188 · 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 12 September is a Wednesday, what day of the week is 9 October? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
2. 2.If 12 July is a Tuesday, what day of the week is 22 July? (a) Thursday (b) Sunday (c) Saturday (d) Friday
3. 3.Today is Friday. What day of the week will it be after 79 days? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
4. 4.If 13 August is a Tuesday, what day of the week is 25 August? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
5. 5.If 7 July is a Tuesday, what day of the week is 16 July? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
6. 6.If 24 June is a Sunday, what day of the week is 8 July? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
7. 7.If 16 October is a Monday, what day of the week is 17 November? (a) Saturday (b) Sunday (c) Thursday (d) Friday
8. 8.If 10 May is a Wednesday, what day of the week is 24 May? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
9. 9.If 12 October is a Monday, what day of the week is 25 October? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
10. 10.If 15 October is a Wednesday, what day of the week is 2 November? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
11. 11.If 10 March is a Wednesday, what day of the week is 26 March? (a) Friday (b) Thursday (c) Sunday (d) Saturday
12. 12.If 12 May is a Friday, what day of the week is 28 May? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
13. 13.Today is Sunday. What day of the week will it be after 88 days? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
14. 14.If 14 August is a Saturday, what day of the week is 22 August? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
15. 15.Today is Sunday. What day of the week will it be after 22 days? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
16. 16.Today is Sunday. What day of the week will it be after 11 days? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
17. 17.If 14 May is a Thursday, what day of the week is 27 May? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
18. 18.If 13 May is a Saturday, what day of the week is 11 June? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
19. 19.If 16 January is a Tuesday, what day of the week is 9 February? (a) Thursday (b) Saturday (c) Sunday (d) Friday
20. 20.If 3 July is a Saturday, what day of the week is 16 July? (a) Friday (b) Saturday (c) Sunday (d) Thursday
21. 21.If 11 January is a Wednesday, what day of the week is 19 February? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
22. 22.If 6 May is a Tuesday, what day of the week is 14 May? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
23. 23.Today is Saturday. What day of the week will it be after 15 days? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
24. 24.If 5 May is a Saturday, what day of the week is 16 May? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
25. 25.If 9 August is a Sunday, what day of the week is 23 August? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
26. 26.If 3 January is a Thursday, what day of the week is 18 January? (a) Thursday (b) Sunday (c) Saturday (d) Friday
27. 27.If 9 July is a Sunday, what day of the week is 18 July? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
28. 28.Today is Friday. What day of the week will it be after 43 days? (a) Monday (b) Friday (c) Saturday (d) Sunday
29. 29.If 6 January is a Saturday, what day of the week is 21 January? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
30. 30.If 10 October is a Thursday, what day of the week is 9 November? (a) Friday (b) Saturday (c) Sunday (d) Monday
31. 31.If 19 March is a Sunday, what day of the week is 13 April? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
32. 32.If 24 April is a Friday, what day of the week is 19 May? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
33. 33.If 11 October is a Saturday, what day of the week is 24 October? (a) Saturday (b) Friday (c) Sunday (d) Thursday
34. 34.If 26 August is a Monday, what day of the week is 1 September? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
35. 35.If 10 July is a Sunday, what day of the week is 25 July? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
36. 36.If 25 June is a Monday, what day of the week is 5 July? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
37. 37.If 13 December is a Tuesday, what day of the week is 22 December? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
38. 38.Today is Tuesday. What day of the week will it be after 56 days? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
39. 39.If 25 August is a Friday, what day of the week is 13 September? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
40. 40.If 4 May is a Sunday, what day of the week is 15 May? (a) Saturday (b) Thursday (c) Wednesday (d) Friday

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