Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 244 · 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 20 July is a Sunday, what day of the week is 17 August? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
2. 2.If 4 December is a Wednesday, what day of the week is 16 December? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
3. 3.If 15 May is a Friday, what day of the week is 2 June? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
4. 4.If 25 April is a Monday, what day of the week is 19 May? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
5. 5.Today is Thursday. What day of the week will it be after 69 days? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
6. 6.If 11 November is a Thursday, what day of the week is 3 December? (a) Saturday (b) Thursday (c) Friday (d) Sunday
7. 7.If 30 November is a Saturday, what day of the week is 15 December? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
8. 8.If 15 August is a Monday, what day of the week is 1 September? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
9. 9.If 11 December is a Tuesday, what day of the week is 22 December? (a) Saturday (b) Sunday (c) Friday (d) Monday
10. 10.Today is Tuesday. What day of the week will it be after 34 days? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
11. 11.If 10 October is a Tuesday, what day of the week is 5 November? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
12. 12.If 8 December is a Saturday, what day of the week is 17 December? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
13. 13.If 5 March is a Friday, what day of the week is 13 March? (a) Friday (b) Monday (c) Sunday (d) Saturday
14. 14.If 26 September is a Tuesday, what day of the week is 8 October? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
15. 15.If 17 June is a Monday, what day of the week is 9 July? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
16. 16.If 14 July is a Monday, what day of the week is 27 July? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
17. 17.If 26 June is a Sunday, what day of the week is 18 July? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
18. 18.If 2 May is a Thursday, what day of the week is 11 May? (a) Sunday (b) Friday (c) Monday (d) Saturday
19. 19.If 3 July is a Sunday, what day of the week is 13 July? (a) Friday (b) Tuesday (c) Thursday (d) Wednesday
20. 20.Today is Saturday. What day of the week will it be after 78 days? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
21. 21.If 2 March is a Tuesday, what day of the week is 14 March? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
22. 22.Today is Tuesday. What day of the week will it be after 73 days? (a) Sunday (b) Friday (c) Thursday (d) Saturday
23. 23.If 6 March is a Friday, what day of the week is 21 March? (a) Monday (b) Sunday (c) Friday (d) Saturday
24. 24.Today is Tuesday. What day of the week will it be after 29 days? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
25. 25.Today is Sunday. What day of the week will it be after 35 days? (a) Sunday (b) Tuesday (c) Monday (d) Saturday
26. 26.If 31 May is a Friday, what day of the week is 9 June? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
27. 27.If 14 January is a Sunday, what day of the week is 30 January? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
28. 28.Today is Monday. What day of the week will it be after 79 days? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
29. 29.Today is Wednesday. What day of the week will it be after 61 days? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
30. 30.Today is Tuesday. What day of the week will it be after 24 days? (a) Friday (b) Thursday (c) Saturday (d) Sunday
31. 31.If 15 May is a Friday, what day of the week is 4 June? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
32. 32.If 28 September is a Tuesday, what day of the week is 10 October? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
33. 33.If 12 December is a Thursday, what day of the week is 24 December? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
34. 34.Today is Friday. What day of the week will it be after 41 days? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
35. 35.If 19 September is a Sunday, what day of the week is 4 October? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
36. 36.If 5 August is a Thursday, what day of the week is 15 August? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
37. 37.If 6 December is a Sunday, what day of the week is 19 December? (a) Sunday (b) Saturday (c) Friday (d) Monday
38. 38.If 10 October is a Wednesday, what day of the week is 20 October? (a) Friday (b) Saturday (c) Monday (d) Sunday
39. 39.If 6 August is a Thursday, what day of the week is 21 August? (a) Friday (b) Thursday (c) Sunday (d) Saturday
40. 40.Today is Sunday. What day of the week will it be after 29 days? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday

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