Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 264 · 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 7 January is a Wednesday, what day of the week is 20 January? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
2. 2.If 5 October is a Tuesday, what day of the week is 21 October? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
3. 3.If 2 October is a Sunday, what day of the week is 10 October? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
4. 4.If 2 March is a Monday, what day of the week is 18 March? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
5. 5.If 18 June is a Monday, what day of the week is 16 July? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
6. 6.Today is Monday. What day of the week will it be after 96 days? (a) Friday (b) Saturday (c) Monday (d) Sunday
7. 7.Today is Monday. What day of the week will it be after 68 days? (a) Sunday (b) Saturday (c) Friday (d) Monday
8. 8.If 11 May is a Sunday, what day of the week is 26 May? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
9. 9.If 21 May is a Saturday, what day of the week is 17 June? (a) Friday (b) Sunday (c) Thursday (d) Saturday
10. 10.If 30 April is a Thursday, what day of the week is 18 May? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
11. 11.If 5 May is a Friday, what day of the week is 14 May? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
12. 12.If 6 December is a Monday, what day of the week is 21 December? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
13. 13.Today is Tuesday. What day of the week will it be after 24 days? (a) Saturday (b) Friday (c) Sunday (d) Thursday
14. 14.Today is Tuesday. What day of the week will it be after 63 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
15. 15.If 12 October is a Wednesday, what day of the week is 22 October? (a) Saturday (b) Sunday (c) Monday (d) Friday
16. 16.Today is Saturday. What day of the week will it be after 46 days? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
17. 17.If 25 October is a Friday, what day of the week is 5 November? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
18. 18.If 23 October is a Saturday, what day of the week is 13 November? (a) Friday (b) Monday (c) Saturday (d) Sunday
19. 19.If 6 January is a Friday, what day of the week is 20 January? (a) Friday (b) Saturday (c) Thursday (d) Sunday
20. 20.Today is Friday. What day of the week will it be after 19 days? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
21. 21.If 5 July is a Thursday, what day of the week is 14 July? (a) Sunday (b) Monday (c) Saturday (d) Friday
22. 22.If 4 January is a Wednesday, what day of the week is 18 January? (a) Friday (b) Tuesday (c) Thursday (d) Wednesday
23. 23.If 11 October is a Thursday, what day of the week is 2 November? (a) Thursday (b) Friday (c) Saturday (d) Sunday
24. 24.If 11 July is a Monday, what day of the week is 27 July? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
25. 25.If 10 March is a Friday, what day of the week is 1 April? (a) Sunday (b) Friday (c) Monday (d) Saturday
26. 26.If 17 June is a Wednesday, what day of the week is 1 July? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
27. 27.Today is Saturday. What day of the week will it be after 55 days? (a) Thursday (b) Sunday (c) Friday (d) Saturday
28. 28.If 15 May is a Wednesday, what day of the week is 27 May? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
29. 29.Today is Wednesday. What day of the week will it be after 73 days? (a) Sunday (b) Friday (c) Saturday (d) Monday
30. 30.If 14 October is a Friday, what day of the week is 8 November? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
31. 31.If 14 August is a Tuesday, what day of the week is 20 September? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
32. 32.If 7 August is a Thursday, what day of the week is 16 August? (a) Sunday (b) Friday (c) Monday (d) Saturday
33. 33.If 2 October is a Monday, what day of the week is 18 October? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
34. 34.If 1 August is a Sunday, what day of the week is 10 August? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
35. 35.If 10 March is a Wednesday, what day of the week is 26 March? (a) Saturday (b) Friday (c) Thursday (d) Sunday
36. 36.If 26 March is a Tuesday, what day of the week is 6 April? (a) Sunday (b) Friday (c) Saturday (d) Monday
37. 37.Today is Friday. What day of the week will it be after 50 days? (a) Sunday (b) Saturday (c) Monday (d) Friday
38. 38.If 3 December is a Monday, what day of the week is 15 December? (a) Friday (b) Sunday (c) Monday (d) Saturday
39. 39.If 7 May is a Wednesday, what day of the week is 17 May? (a) Saturday (b) Friday (c) Sunday (d) Monday
40. 40.Today is Saturday. What day of the week will it be after 56 days? (a) Saturday (b) Monday (c) Sunday (d) Friday

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