Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 807 · 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 15 August is a Saturday, what day of the week is 23 August? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
2. 2.If 10 May is a Friday, what day of the week is 4 June? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
3. 3.If 14 March is a Sunday, what day of the week is 26 March? (a) Sunday (b) Thursday (c) Friday (d) Saturday
4. 4.If 5 May is a Tuesday, what day of the week is 19 May? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
5. 5.If 27 August is a Friday, what day of the week is 20 September? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
6. 6.If 25 May is a Friday, what day of the week is 11 June? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
7. 7.If 22 August is a Friday, what day of the week is 5 September? (a) Saturday (b) Sunday (c) Thursday (d) Friday
8. 8.If 11 December is a Monday, what day of the week is 19 December? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
9. 9.If 11 March is a Friday, what day of the week is 27 March? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
10. 10.If 30 June is a Thursday, what day of the week is 19 July? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
11. 11.If 11 May is a Saturday, what day of the week is 27 May? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
12. 12.Today is Monday. What day of the week will it be after 78 days? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
13. 13.Today is Saturday. What day of the week will it be after 58 days? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
14. 14.If 12 May is a Monday, what day of the week is 5 June? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
15. 15.Today is Monday. What day of the week will it be after 95 days? (a) Friday (b) Sunday (c) Thursday (d) Saturday
16. 16.If 25 September is a Tuesday, what day of the week is 4 October? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
17. 17.Today is Tuesday. What day of the week will it be after 49 days? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
18. 18.Today is Monday. What day of the week will it be after 48 days? (a) Sunday (b) Saturday (c) Monday (d) Tuesday
19. 19.Today is Thursday. What day of the week will it be after 32 days? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
20. 20.If 1 July is a Friday, what day of the week is 13 July? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
21. 21.If 6 December is a Tuesday, what day of the week is 16 December? (a) Sunday (b) Thursday (c) Friday (d) Saturday
22. 22.If 12 January is a Thursday, what day of the week is 23 January? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
23. 23.Today is Monday. What day of the week will it be after 57 days? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
24. 24.Today is Tuesday. What day of the week will it be after 77 days? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
25. 25.If 11 January is a Wednesday, what day of the week is 8 February? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
26. 26.Today is Sunday. What day of the week will it be after 25 days? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
27. 27.If 13 April is a Saturday, what day of the week is 17 May? (a) Thursday (b) Sunday (c) Saturday (d) Friday
28. 28.If 19 January is a Tuesday, what day of the week is 1 February? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
29. 29.If 16 May is a Tuesday, what day of the week is 6 June? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
30. 30.If 5 August is a Monday, what day of the week is 16 August? (a) Sunday (b) Saturday (c) Friday (d) Thursday
31. 31.If 19 January is a Tuesday, what day of the week is 6 February? (a) Monday (b) Sunday (c) Friday (d) Saturday
32. 32.If 12 September is a Sunday, what day of the week is 2 October? (a) Friday (b) Saturday (c) Sunday (d) Monday
33. 33.If 8 January is a Friday, what day of the week is 18 January? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
34. 34.If 3 August is a Monday, what day of the week is 13 August? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
35. 35.If 14 March is a Sunday, what day of the week is 24 March? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
36. 36.If 17 January is a Saturday, what day of the week is 5 February? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
37. 37.If 7 December is a Tuesday, what day of the week is 23 December? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
38. 38.Today is Tuesday. What day of the week will it be after 23 days? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
39. 39.Today is Thursday. What day of the week will it be after 45 days? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
40. 40.If 26 June is a Tuesday, what day of the week is 2 July? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday

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