Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 209 · 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 1 August is a Thursday, what day of the week is 10 August? (a) Saturday (b) Friday (c) Monday (d) Sunday
2. 2.If 1 October is a Friday, what day of the week is 11 October? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
3. 3.If 11 October is a Tuesday, what day of the week is 7 November? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
4. 4.If 11 July is a Monday, what day of the week is 15 August? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
5. 5.If 17 April is a Sunday, what day of the week is 8 May? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
6. 6.If 12 May is a Sunday, what day of the week is 26 May? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
7. 7.Today is Tuesday. What day of the week will it be after 99 days? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
8. 8.Today is Tuesday. What day of the week will it be after 95 days? (a) Sunday (b) Friday (c) Monday (d) Saturday
9. 9.Today is Thursday. What day of the week will it be after 57 days? (a) Friday (b) Saturday (c) Sunday (d) Thursday
10. 10.Today is Sunday. What day of the week will it be after 31 days? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
11. 11.If 11 July is a Tuesday, what day of the week is 21 July? (a) Sunday (b) Saturday (c) Thursday (d) Friday
12. 12.If 4 October is a Thursday, what day of the week is 14 October? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
13. 13.If 13 April is a Saturday, what day of the week is 3 May? (a) Saturday (b) Thursday (c) Sunday (d) Friday
14. 14.Today is Tuesday. What day of the week will it be after 28 days? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
15. 15.If 20 May is a Monday, what day of the week is 15 June? (a) Friday (b) Saturday (c) Monday (d) Sunday
16. 16.Today is Saturday. What day of the week will it be after 17 days? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
17. 17.If 15 March is a Friday, what day of the week is 24 March? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
18. 18.Today is Monday. What day of the week will it be after 96 days? (a) Friday (b) Monday (c) Sunday (d) Saturday
19. 19.If 3 March is a Saturday, what day of the week is 14 March? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
20. 20.If 19 August is a Thursday, what day of the week is 6 September? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
21. 21.If 22 May is a Sunday, what day of the week is 14 June? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
22. 22.Today is Tuesday. What day of the week will it be after 84 days? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
23. 23.If 15 January is a Monday, what day of the week is 1 February? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
24. 24.If 13 October is a Thursday, what day of the week is 28 October? (a) Friday (b) Thursday (c) Saturday (d) Sunday
25. 25.If 3 March is a Thursday, what day of the week is 13 March? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
26. 26.Today is Monday. What day of the week will it be after 15 days? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
27. 27.If 18 August is a Monday, what day of the week is 19 September? (a) Saturday (b) Friday (c) Thursday (d) Sunday
28. 28.If 3 March is a Thursday, what day of the week is 16 March? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
29. 29.If 14 August is a Thursday, what day of the week is 22 August? (a) Thursday (b) Friday (c) Saturday (d) Sunday
30. 30.If 13 January is a Friday, what day of the week is 25 January? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
31. 31.If 5 December is a Monday, what day of the week is 13 December? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
32. 32.If 11 August is a Friday, what day of the week is 20 August? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
33. 33.If 31 July is a Thursday, what day of the week is 11 August? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
34. 34.Today is Sunday. What day of the week will it be after 26 days? (a) Friday (b) Thursday (c) Saturday (d) Sunday
35. 35.If 3 July is a Friday, what day of the week is 19 July? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
36. 36.If 1 October is a Sunday, what day of the week is 16 October? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
37. 37.Today is Sunday. What day of the week will it be after 13 days? (a) Monday (b) Friday (c) Saturday (d) Sunday
38. 38.If 4 December is a Sunday, what day of the week is 19 December? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
39. 39.If 6 March is a Wednesday, what day of the week is 17 March? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
40. 40.If 5 March is a Tuesday, what day of the week is 18 March? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday

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