Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 354 · 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 26 October is a Thursday, what day of the week is 17 November? (a) Sunday (b) Saturday (c) Friday (d) Thursday
2. 2.If 2 December is a Saturday, what day of the week is 18 December? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
3. 3.If 23 September is a Tuesday, what day of the week is 3 October? (a) Thursday (b) Sunday (c) Friday (d) Saturday
4. 4.Today is Tuesday. What day of the week will it be after 59 days? (a) Sunday (b) Friday (c) Thursday (d) Saturday
5. 5.Today is Monday. What day of the week will it be after 26 days? (a) Friday (b) Saturday (c) Sunday (d) Monday
6. 6.Today is Sunday. What day of the week will it be after 46 days? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
7. 7.If 14 August is a Monday, what day of the week is 27 August? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
8. 8.If 11 July is a Tuesday, what day of the week is 21 July? (a) Thursday (b) Friday (c) Saturday (d) Sunday
9. 9.If 3 August is a Tuesday, what day of the week is 13 August? (a) Sunday (b) Thursday (c) Friday (d) Saturday
10. 10.If 13 October is a Monday, what day of the week is 9 November? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
11. 11.If 6 August is a Monday, what day of the week is 19 August? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
12. 12.If 8 May is a Thursday, what day of the week is 16 May? (a) Sunday (b) Friday (c) Thursday (d) Saturday
13. 13.If 11 December is a Wednesday, what day of the week is 20 December? (a) Thursday (b) Saturday (c) Sunday (d) Friday
14. 14.Today is Monday. What day of the week will it be after 95 days? (a) Saturday (b) Thursday (c) Sunday (d) Friday
15. 15.If 26 August is a Friday, what day of the week is 4 September? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
16. 16.If 15 January is a Tuesday, what day of the week is 31 January? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
17. 17.If 31 May is a Thursday, what day of the week is 20 June? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
18. 18.If 8 July is a Wednesday, what day of the week is 19 July? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
19. 19.If 3 December is a Friday, what day of the week is 11 December? (a) Monday (b) Friday (c) Sunday (d) Saturday
20. 20.If 3 October is a Sunday, what day of the week is 14 October? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
21. 21.If 7 August is a Tuesday, what day of the week is 23 August? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
22. 22.If 6 October is a Thursday, what day of the week is 18 October? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
23. 23.Today is Wednesday. What day of the week will it be after 25 days? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
24. 24.If 31 July is a Friday, what day of the week is 11 August? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
25. 25.If 8 October is a Friday, what day of the week is 19 October? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
26. 26.If 28 October is a Monday, what day of the week is 2 November? (a) Saturday (b) Friday (c) Sunday (d) Monday
27. 27.Today is Monday. What day of the week will it be after 14 days? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
28. 28.Today is Wednesday. What day of the week will it be after 40 days? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
29. 29.Today is Tuesday. What day of the week will it be after 40 days? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
30. 30.If 13 August is a Wednesday, what day of the week is 24 August? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
31. 31.If 10 July is a Tuesday, what day of the week is 10 August? (a) Thursday (b) Saturday (c) Friday (d) Sunday
32. 32.Today is Wednesday. What day of the week will it be after 65 days? (a) Saturday (b) Friday (c) Thursday (d) Sunday
33. 33.If 14 March is a Sunday, what day of the week is 23 March? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
34. 34.Today is Friday. What day of the week will it be after 16 days? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
35. 35.If 9 March is a Tuesday, what day of the week is 22 March? (a) Monday (b) Tuesday (c) Wednesday (d) Sunday
36. 36.If 4 January is a Saturday, what day of the week is 19 January? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
37. 37.Today is Thursday. What day of the week will it be after 90 days? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
38. 38.If 17 October is a Wednesday, what day of the week is 14 November? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
39. 39.If 15 July is a Saturday, what day of the week is 26 July? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
40. 40.If 3 May is a Sunday, what day of the week is 17 May? (a) Monday (b) Tuesday (c) Sunday (d) Saturday

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