Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 130 · 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 13 December is a Wednesday, what day of the week is 28 December? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
2. 2.If 5 October is a Wednesday, what day of the week is 20 October? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
3. 3.If 30 March is a Monday, what day of the week is 11 April? (a) Saturday (b) Sunday (c) Friday (d) Monday
4. 4.Today is Saturday. What day of the week will it be after 71 days? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
5. 5.Today is Thursday. What day of the week will it be after 97 days? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
6. 6.Today is Sunday. What day of the week will it be after 72 days? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
7. 7.If 10 April is a Tuesday, what day of the week is 5 May? (a) Monday (b) Saturday (c) Sunday (d) Friday
8. 8.If 4 May is a Tuesday, what day of the week is 12 May? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
9. 9.If 5 January is a Wednesday, what day of the week is 13 January? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
10. 10.If 3 December is a Saturday, what day of the week is 19 December? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
11. 11.Today is Monday. What day of the week will it be after 18 days? (a) Sunday (b) Friday (c) Saturday (d) Thursday
12. 12.If 28 July is a Friday, what day of the week is 7 August? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
13. 13.Today is Monday. What day of the week will it be after 61 days? (a) Friday (b) Saturday (c) Monday (d) Sunday
14. 14.Today is Monday. What day of the week will it be after 23 days? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
15. 15.If 2 December is a Friday, what day of the week is 12 December? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
16. 16.If 10 December is a Monday, what day of the week is 25 December? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
17. 17.Today is Thursday. What day of the week will it be after 52 days? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
18. 18.If 3 January is a Wednesday, what day of the week is 16 January? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
19. 19.If 26 June is a Wednesday, what day of the week is 12 July? (a) Saturday (b) Sunday (c) Thursday (d) Friday
20. 20.If 15 January is a Wednesday, what day of the week is 29 January? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
21. 21.Today is Wednesday. What day of the week will it be after 97 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
22. 22.If 14 May is a Wednesday, what day of the week is 3 June? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
23. 23.If 15 September is a Tuesday, what day of the week is 1 October? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
24. 24.If 15 March is a Thursday, what day of the week is 27 March? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
25. 25.If 29 July is a Friday, what day of the week is 9 August? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
26. 26.If 12 January is a Sunday, what day of the week is 21 January? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
27. 27.If 13 August is a Saturday, what day of the week is 24 August? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
28. 28.Today is Tuesday. What day of the week will it be after 62 days? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
29. 29.Today is Monday. What day of the week will it be after 16 days? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
30. 30.If 17 October is a Tuesday, what day of the week is 12 November? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
31. 31.If 15 March is a Monday, what day of the week is 24 March? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
32. 32.If 27 September is a Sunday, what day of the week is 1 October? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
33. 33.Today is Saturday. What day of the week will it be after 34 days? (a) Saturday (b) Thursday (c) Sunday (d) Friday
34. 34.Today is Saturday. What day of the week will it be after 26 days? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
35. 35.Today is Monday. What day of the week will it be after 22 days? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
36. 36.If 26 April is a Saturday, what day of the week is 4 May? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
37. 37.If 12 July is a Friday, what day of the week is 27 July? (a) Sunday (b) Friday (c) Saturday (d) Monday
38. 38.Today is Friday. What day of the week will it be after 84 days? (a) Sunday (b) Friday (c) Saturday (d) Thursday
39. 39.If 14 March is a Saturday, what day of the week is 16 April? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
40. 40.If 21 March is a Thursday, what day of the week is 4 April? (a) Friday (b) Wednesday (c) Saturday (d) Thursday

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