Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 112 · 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 35 days? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
2. 2.If 9 August is a Sunday, what day of the week is 23 August? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
3. 3.If 3 October is a Wednesday, what day of the week is 19 October? (a) Thursday (b) Sunday (c) Saturday (d) Friday
4. 4.If 18 January is a Sunday, what day of the week is 6 February? (a) Sunday (b) Thursday (c) Saturday (d) Friday
5. 5.If 5 January is a Tuesday, what day of the week is 15 January? (a) Saturday (b) Friday (c) Sunday (d) Thursday
6. 6.If 14 September is a Sunday, what day of the week is 17 October? (a) Sunday (b) Friday (c) Thursday (d) Saturday
7. 7.Today is Thursday. What day of the week will it be after 47 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
8. 8.Today is Wednesday. What day of the week will it be after 73 days? (a) Monday (b) Sunday (c) Friday (d) Saturday
9. 9.If 11 August is a Thursday, what day of the week is 27 August? (a) Sunday (b) Friday (c) Monday (d) Saturday
10. 10.If 2 December is a Wednesday, what day of the week is 13 December? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
11. 11.Today is Friday. What day of the week will it be after 63 days? (a) Saturday (b) Sunday (c) Thursday (d) Friday
12. 12.Today is Sunday. What day of the week will it be after 81 days? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
13. 13.Today is Sunday. What day of the week will it be after 45 days? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
14. 14.If 22 April is a Thursday, what day of the week is 9 May? (a) Sunday (b) Saturday (c) Monday (d) Tuesday
15. 15.Today is Sunday. What day of the week will it be after 64 days? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
16. 16.Today is Tuesday. What day of the week will it be after 43 days? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
17. 17.If 12 July is a Saturday, what day of the week is 23 July? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
18. 18.If 12 April is a Friday, what day of the week is 14 May? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
19. 19.If 9 March is a Saturday, what day of the week is 21 March? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
20. 20.Today is Sunday. What day of the week will it be after 88 days? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
21. 21.If 27 October is a Tuesday, what day of the week is 15 November? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
22. 22.If 30 March is a Sunday, what day of the week is 4 April? (a) Sunday (b) Saturday (c) Friday (d) Thursday
23. 23.If 2 March is a Friday, what day of the week is 17 March? (a) Friday (b) Monday (c) Saturday (d) Sunday
24. 24.If 12 December is a Wednesday, what day of the week is 24 December? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
25. 25.If 15 December is a Saturday, what day of the week is 27 December? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
26. 26.If 6 October is a Sunday, what day of the week is 16 October? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
27. 27.Today is Saturday. What day of the week will it be after 53 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
28. 28.If 2 May is a Monday, what day of the week is 14 May? (a) Sunday (b) Monday (c) Saturday (d) Friday
29. 29.If 4 October is a Thursday, what day of the week is 12 October? (a) Thursday (b) Sunday (c) Saturday (d) Friday
30. 30.Today is Tuesday. What day of the week will it be after 13 days? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
31. 31.If 1 May is a Friday, what day of the week is 11 May? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
32. 32.Today is Saturday. What day of the week will it be after 16 days? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
33. 33.If 3 May is a Saturday, what day of the week is 16 May? (a) Saturday (b) Friday (c) Sunday (d) Thursday
34. 34.If 13 March is a Thursday, what day of the week is 19 April? (a) Sunday (b) Friday (c) Saturday (d) Monday
35. 35.Today is Saturday. What day of the week will it be after 72 days? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
36. 36.Today is Monday. What day of the week will it be after 49 days? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
37. 37.Today is Tuesday. What day of the week will it be after 64 days? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
38. 38.If 9 December is a Saturday, what day of the week is 23 December? (a) Saturday (b) Friday (c) Monday (d) Sunday
39. 39.If 14 September is a Sunday, what day of the week is 9 October? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
40. 40.Today is Sunday. What day of the week will it be after 16 days? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday

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