Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 514 · 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 July is a Monday, what day of the week is 30 July? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
2. 2.Today is Tuesday. What day of the week will it be after 60 days? (a) Saturday (b) Monday (c) Friday (d) Sunday
3. 3.If 11 August is a Tuesday, what day of the week is 1 September? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
4. 4.If 26 September is a Monday, what day of the week is 19 October? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
5. 5.Today is Monday. What day of the week will it be after 10 days? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
6. 6.Today is Friday. What day of the week will it be after 66 days? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
7. 7.Today is Wednesday. What day of the week will it be after 78 days? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
8. 8.If 6 March is a Friday, what day of the week is 17 March? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
9. 9.If 14 August is a Saturday, what day of the week is 29 August? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
10. 10.Today is Saturday. What day of the week will it be after 12 days? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
11. 11.If 4 August is a Friday, what day of the week is 12 August? (a) Friday (b) Saturday (c) Sunday (d) Monday
12. 12.If 15 August is a Thursday, what day of the week is 30 August? (a) Sunday (b) Thursday (c) Friday (d) Saturday
13. 13.If 29 October is a Saturday, what day of the week is 2 November? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
14. 14.Today is Sunday. What day of the week will it be after 65 days? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
15. 15.If 14 July is a Wednesday, what day of the week is 25 July? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
16. 16.If 12 September is a Monday, what day of the week is 17 October? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
17. 17.If 27 January is a Tuesday, what day of the week is 15 February? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
18. 18.If 11 August is a Sunday, what day of the week is 27 August? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
19. 19.If 17 October is a Thursday, what day of the week is 1 November? (a) Thursday (b) Saturday (c) Friday (d) Sunday
20. 20.If 15 October is a Monday, what day of the week is 26 October? (a) Sunday (b) Saturday (c) Friday (d) Thursday
21. 21.If 16 August is a Tuesday, what day of the week is 7 September? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
22. 22.If 27 January is a Tuesday, what day of the week is 16 February? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
23. 23.Today is Monday. What day of the week will it be after 68 days? (a) Monday (b) Saturday (c) Sunday (d) Friday
24. 24.If 26 March is a Tuesday, what day of the week is 19 April? (a) Thursday (b) Sunday (c) Saturday (d) Friday
25. 25.If 5 March is a Saturday, what day of the week is 19 March? (a) Monday (b) Friday (c) Saturday (d) Sunday
26. 26.If 15 January is a Tuesday, what day of the week is 31 January? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
27. 27.If 5 August is a Wednesday, what day of the week is 16 August? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
28. 28.If 10 October is a Monday, what day of the week is 25 October? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
29. 29.If 15 October is a Monday, what day of the week is 30 October? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
30. 30.Today is Thursday. What day of the week will it be after 46 days? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
31. 31.If 21 June is a Saturday, what day of the week is 5 July? (a) Sunday (b) Friday (c) Monday (d) Saturday
32. 32.Today is Monday. What day of the week will it be after 49 days? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
33. 33.Today is Tuesday. What day of the week will it be after 66 days? (a) Saturday (b) Friday (c) Sunday (d) Thursday
34. 34.Today is Sunday. What day of the week will it be after 72 days? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
35. 35.If 11 August is a Wednesday, what day of the week is 27 August? (a) Friday (b) Thursday (c) Saturday (d) Sunday
36. 36.Today is Monday. What day of the week will it be after 48 days? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
37. 37.Today is Wednesday. What day of the week will it be after 23 days? (a) Saturday (b) Thursday (c) Friday (d) Sunday
38. 38.If 10 August is a Thursday, what day of the week is 11 September? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
39. 39.If 20 August is a Sunday, what day of the week is 20 September? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
40. 40.If 8 August is a Saturday, what day of the week is 23 August? (a) Saturday (b) Monday (c) Sunday (d) Tuesday

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