Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 604 · 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.Today is Wednesday. What day of the week will it be after 10 days? (a) Sunday (b) Saturday (c) Monday (d) Friday
2. 2.Today is Monday. What day of the week will it be after 92 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
3. 3.If 14 December is a Sunday, what day of the week is 25 December? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
4. 4.If 12 August is a Thursday, what day of the week is 8 September? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
5. 5.Today is Tuesday. What day of the week will it be after 14 days? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
6. 6.If 10 October is a Thursday, what day of the week is 26 October? (a) Saturday (b) Sunday (c) Monday (d) Friday
7. 7.Today is Friday. What day of the week will it be after 85 days? (a) Monday (b) Friday (c) Sunday (d) Saturday
8. 8.If 31 August is a Friday, what day of the week is 2 September? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
9. 9.If 1 July is a Friday, what day of the week is 12 July? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
10. 10.Today is Saturday. What day of the week will it be after 98 days? (a) Monday (b) Sunday (c) Saturday (d) Friday
11. 11.Today is Saturday. What day of the week will it be after 83 days? (a) Saturday (b) Sunday (c) Thursday (d) Friday
12. 12.If 6 March is a Wednesday, what day of the week is 19 March? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
13. 13.Today is Sunday. What day of the week will it be after 12 days? (a) Friday (b) Saturday (c) Sunday (d) Thursday
14. 14.If 3 March is a Tuesday, what day of the week is 13 March? (a) Thursday (b) Saturday (c) Friday (d) Sunday
15. 15.If 3 August is a Sunday, what day of the week is 15 August? (a) Friday (b) Thursday (c) Saturday (d) Sunday
16. 16.If 27 September is a Tuesday, what day of the week is 2 October? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
17. 17.If 20 September is a Wednesday, what day of the week is 16 October? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
18. 18.If 5 July is a Wednesday, what day of the week is 18 July? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
19. 19.If 1 January is a Wednesday, what day of the week is 12 January? (a) Sunday (b) Saturday (c) Monday (d) Tuesday
20. 20.Today is Friday. What day of the week will it be after 62 days? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
21. 21.If 2 January is a Monday, what day of the week is 18 January? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
22. 22.If 10 January is a Saturday, what day of the week is 18 February? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
23. 23.Today is Tuesday. What day of the week will it be after 22 days? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
24. 24.Today is Saturday. What day of the week will it be after 31 days? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
25. 25.If 12 January is a Thursday, what day of the week is 27 January? (a) Thursday (b) Saturday (c) Sunday (d) Friday
26. 26.If 2 December is a Tuesday, what day of the week is 16 December? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
27. 27.If 15 March is a Sunday, what day of the week is 1 April? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
28. 28.If 13 July is a Tuesday, what day of the week is 21 July? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
29. 29.Today is Sunday. What day of the week will it be after 11 days? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
30. 30.Today is Tuesday. What day of the week will it be after 26 days? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
31. 31.Today is Tuesday. What day of the week will it be after 79 days? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
32. 32.Today is Tuesday. What day of the week will it be after 46 days? (a) Monday (b) Saturday (c) Friday (d) Sunday
33. 33.If 1 October is a Thursday, what day of the week is 12 October? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
34. 34.If 30 August is a Saturday, what day of the week is 20 September? (a) Monday (b) Saturday (c) Friday (d) Sunday
35. 35.If 10 October is a Monday, what day of the week is 23 October? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
36. 36.If 4 August is a Wednesday, what day of the week is 14 August? (a) Saturday (b) Monday (c) Sunday (d) Friday
37. 37.Today is Tuesday. What day of the week will it be after 65 days? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
38. 38.If 6 July is a Tuesday, what day of the week is 19 July? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
39. 39.If 8 March is a Sunday, what day of the week is 16 March? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
40. 40.If 9 July is a Monday, what day of the week is 22 July? (a) Monday (b) Saturday (c) Sunday (d) Tuesday

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