Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 770 · 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 Sunday. What day of the week will it be after 89 days? (a) Saturday (b) Sunday (c) Friday (d) Thursday
2. 2.If 8 May is a Saturday, what day of the week is 18 May? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
3. 3.If 23 November is a Friday, what day of the week is 6 December? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
4. 4.If 4 July is a Saturday, what day of the week is 12 July? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
5. 5.Today is Sunday. What day of the week will it be after 83 days? (a) Sunday (b) Monday (c) Friday (d) Saturday
6. 6.If 8 May is a Tuesday, what day of the week is 21 May? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
7. 7.Today is Wednesday. What day of the week will it be after 29 days? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
8. 8.If 9 October is a Friday, what day of the week is 24 October? (a) Friday (b) Monday (c) Sunday (d) Saturday
9. 9.Today is Thursday. What day of the week will it be after 49 days? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
10. 10.If 4 December is a Sunday, what day of the week is 12 December? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
11. 11.Today is Thursday. What day of the week will it be after 42 days? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
12. 12.If 2 August is a Tuesday, what day of the week is 11 August? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
13. 13.If 9 July is a Thursday, what day of the week is 19 July? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
14. 14.If 25 April is a Thursday, what day of the week is 8 May? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
15. 15.If 6 August is a Wednesday, what day of the week is 16 August? (a) Sunday (b) Friday (c) Saturday (d) Monday
16. 16.If 27 July is a Sunday, what day of the week is 6 August? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
17. 17.If 21 April is a Monday, what day of the week is 17 May? (a) Sunday (b) Friday (c) Saturday (d) Monday
18. 18.If 3 October is a Saturday, what day of the week is 19 October? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
19. 19.If 18 August is a Saturday, what day of the week is 3 September? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
20. 20.If 11 January is a Tuesday, what day of the week is 4 February? (a) Saturday (b) Thursday (c) Sunday (d) Friday
21. 21.If 11 August is a Friday, what day of the week is 22 August? (a) Tuesday (b) Monday (c) Wednesday (d) Thursday
22. 22.Today is Sunday. What day of the week will it be after 30 days? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
23. 23.If 30 April is a Tuesday, what day of the week is 18 May? (a) Monday (b) Sunday (c) Friday (d) Saturday
24. 24.If 1 May is a Friday, what day of the week is 10 May? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
25. 25.If 7 January is a Friday, what day of the week is 21 January? (a) Thursday (b) Friday (c) Saturday (d) Sunday
26. 26.If 25 June is a Monday, what day of the week is 20 July? (a) Sunday (b) Thursday (c) Saturday (d) Friday
27. 27.If 5 January is a Thursday, what day of the week is 14 January? (a) Sunday (b) Saturday (c) Friday (d) Monday
28. 28.If 31 October is a Thursday, what day of the week is 4 November? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
29. 29.Today is Thursday. What day of the week will it be after 22 days? (a) Sunday (b) Saturday (c) Friday (d) Thursday
30. 30.Today is Monday. What day of the week will it be after 59 days? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
31. 31.If 16 April is a Saturday, what day of the week is 14 May? (a) Monday (b) Sunday (c) Friday (d) Saturday
32. 32.If 24 October is a Thursday, what day of the week is 1 November? (a) Saturday (b) Sunday (c) Thursday (d) Friday
33. 33.If 2 March is a Tuesday, what day of the week is 13 March? (a) Monday (b) Sunday (c) Saturday (d) Friday
34. 34.If 22 January is a Sunday, what day of the week is 19 February? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
35. 35.If 11 April is a Tuesday, what day of the week is 8 May? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
36. 36.If 19 April is a Wednesday, what day of the week is 16 May? (a) Tuesday (b) Monday (c) Wednesday (d) Thursday
37. 37.If 7 October is a Friday, what day of the week is 17 October? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
38. 38.If 7 March is a Saturday, what day of the week is 17 March? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
39. 39.If 9 May is a Wednesday, what day of the week is 23 May? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
40. 40.Today is Friday. What day of the week will it be after 44 days? (a) Monday (b) Sunday (c) Saturday (d) Tuesday

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