Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 251 · 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 November is a Wednesday, what day of the week is 12 December? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
2. 2.If 31 January is a Thursday, what day of the week is 18 February? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
3. 3.Today is Monday. What day of the week will it be after 14 days? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
4. 4.If 10 January is a Tuesday, what day of the week is 9 February? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
5. 5.If 10 October is a Friday, what day of the week is 20 October? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
6. 6.If 4 July is a Saturday, what day of the week is 19 July? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
7. 7.Today is Thursday. What day of the week will it be after 91 days? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
8. 8.If 2 May is a Sunday, what day of the week is 14 May? (a) Saturday (b) Friday (c) Sunday (d) Thursday
9. 9.If 5 March is a Sunday, what day of the week is 15 March? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
10. 10.If 14 July is a Friday, what day of the week is 23 July? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
11. 11.If 10 May is a Tuesday, what day of the week is 21 May? (a) Sunday (b) Monday (c) Friday (d) Saturday
12. 12.Today is Sunday. What day of the week will it be after 35 days? (a) Sunday (b) Tuesday (c) Monday (d) Saturday
13. 13.If 12 June is a Thursday, what day of the week is 19 July? (a) Friday (b) Monday (c) Sunday (d) Saturday
14. 14.If 25 October is a Friday, what day of the week is 8 November? (a) Thursday (b) Sunday (c) Saturday (d) Friday
15. 15.If 28 August is a Monday, what day of the week is 19 September? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
16. 16.If 8 May is a Wednesday, what day of the week is 22 May? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
17. 17.If 2 December is a Thursday, what day of the week is 16 December? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
18. 18.If 11 January is a Monday, what day of the week is 2 February? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
19. 19.If 24 November is a Friday, what day of the week is 11 December? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
20. 20.If 15 July is a Monday, what day of the week is 19 August? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
21. 21.If 22 April is a Thursday, what day of the week is 8 May? (a) Monday (b) Friday (c) Sunday (d) Saturday
22. 22.If 18 August is a Saturday, what day of the week is 4 September? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
23. 23.Today is Friday. What day of the week will it be after 44 days? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
24. 24.If 16 August is a Saturday, what day of the week is 2 September? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
25. 25.If 14 January is a Wednesday, what day of the week is 30 January? (a) Saturday (b) Thursday (c) Sunday (d) Friday
26. 26.Today is Saturday. What day of the week will it be after 76 days? (a) Thursday (b) Saturday (c) Friday (d) Sunday
27. 27.If 20 June is a Sunday, what day of the week is 18 July? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
28. 28.If 1 August is a Tuesday, what day of the week is 16 August? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
29. 29.If 8 January is a Friday, what day of the week is 22 January? (a) Thursday (b) Friday (c) Saturday (d) Sunday
30. 30.Today is Thursday. What day of the week will it be after 36 days? (a) Saturday (b) Thursday (c) Friday (d) Sunday
31. 31.If 3 October is a Tuesday, what day of the week is 17 October? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
32. 32.If 20 October is a Monday, what day of the week is 7 November? (a) Saturday (b) Thursday (c) Sunday (d) Friday
33. 33.Today is Monday. What day of the week will it be after 45 days? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
34. 34.Today is Tuesday. What day of the week will it be after 59 days? (a) Saturday (b) Friday (c) Thursday (d) Sunday
35. 35.Today is Thursday. What day of the week will it be after 10 days? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
36. 36.Today is Tuesday. What day of the week will it be after 24 days? (a) Sunday (b) Friday (c) Thursday (d) Saturday
37. 37.If 11 October is a Thursday, what day of the week is 12 November? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
38. 38.Today is Tuesday. What day of the week will it be after 49 days? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
39. 39.Today is Tuesday. What day of the week will it be after 68 days? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
40. 40.Today is Monday. What day of the week will it be after 24 days? (a) Saturday (b) Thursday (c) Friday (d) Wednesday

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