Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 543 · 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 21 August is a Thursday, what day of the week is 3 September? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
2. 2.If 29 July is a Monday, what day of the week is 9 August? (a) Friday (b) Thursday (c) Saturday (d) Sunday
3. 3.If 30 June is a Tuesday, what day of the week is 2 July? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
4. 4.If 15 September is a Monday, what day of the week is 6 October? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
5. 5.Today is Wednesday. What day of the week will it be after 70 days? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
6. 6.If 14 August is a Saturday, what day of the week is 22 August? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
7. 7.Today is Wednesday. What day of the week will it be after 66 days? (a) Sunday (b) Monday (c) Saturday (d) Friday
8. 8.If 25 June is a Tuesday, what day of the week is 2 July? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
9. 9.Today is Monday. What day of the week will it be after 25 days? (a) Friday (b) Sunday (c) Saturday (d) Thursday
10. 10.If 28 July is a Friday, what day of the week is 18 August? (a) Saturday (b) Thursday (c) Friday (d) Sunday
11. 11.If 2 October is a Monday, what day of the week is 11 October? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
12. 12.If 1 December is a Wednesday, what day of the week is 15 December? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
13. 13.If 12 August is a Monday, what day of the week is 25 August? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
14. 14.If 18 June is a Sunday, what day of the week is 5 July? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
15. 15.If 1 August is a Tuesday, what day of the week is 17 August? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
16. 16.If 4 March is a Sunday, what day of the week is 13 March? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
17. 17.Today is Friday. What day of the week will it be after 40 days? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
18. 18.If 15 October is a Friday, what day of the week is 28 October? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
19. 19.If 29 October is a Tuesday, what day of the week is 1 November? (a) Sunday (b) Friday (c) Saturday (d) Thursday
20. 20.Today is Thursday. What day of the week will it be after 26 days? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
21. 21.Today is Tuesday. What day of the week will it be after 15 days? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
22. 22.If 15 January is a Sunday, what day of the week is 23 January? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
23. 23.If 2 August is a Thursday, what day of the week is 11 August? (a) Sunday (b) Saturday (c) Monday (d) Friday
24. 24.If 6 March is a Monday, what day of the week is 15 March? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
25. 25.If 14 October is a Sunday, what day of the week is 30 October? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
26. 26.Today is Friday. What day of the week will it be after 66 days? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
27. 27.If 15 July is a Thursday, what day of the week is 24 July? (a) Sunday (b) Friday (c) Saturday (d) Monday
28. 28.Today is Monday. What day of the week will it be after 86 days? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
29. 29.Today is Wednesday. What day of the week will it be after 39 days? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
30. 30.Today is Saturday. What day of the week will it be after 12 days? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
31. 31.If 22 November is a Saturday, what day of the week is 5 December? (a) Thursday (b) Saturday (c) Friday (d) Sunday
32. 32.If 6 August is a Friday, what day of the week is 14 August? (a) Friday (b) Saturday (c) Sunday (d) Monday
33. 33.If 9 July is a Sunday, what day of the week is 24 July? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
34. 34.If 7 December is a Monday, what day of the week is 19 December? (a) Saturday (b) Friday (c) Monday (d) Sunday
35. 35.Today is Tuesday. What day of the week will it be after 30 days? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
36. 36.If 18 October is a Sunday, what day of the week is 17 November? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
37. 37.Today is Friday. What day of the week will it be after 25 days? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
38. 38.If 10 March is a Monday, what day of the week is 23 March? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
39. 39.Today is Monday. What day of the week will it be after 51 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
40. 40.Today is Friday. What day of the week will it be after 96 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday

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