Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 240 · 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 8 October is a Thursday, what day of the week is 16 October? (a) Sunday (b) Thursday (c) Saturday (d) Friday
2. 2.If 31 August is a Thursday, what day of the week is 11 September? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
3. 3.If 3 January is a Saturday, what day of the week is 13 January? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
4. 4.If 20 June is a Friday, what day of the week is 14 July? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
5. 5.Today is Sunday. What day of the week will it be after 88 days? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
6. 6.Today is Friday. What day of the week will it be after 61 days? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
7. 7.If 8 May is a Wednesday, what day of the week is 23 May? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
8. 8.If 14 July is a Saturday, what day of the week is 25 July? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
9. 9.If 24 June is a Friday, what day of the week is 1 July? (a) Sunday (b) Thursday (c) Friday (d) Saturday
10. 10.If 7 March is a Wednesday, what day of the week is 17 March? (a) Friday (b) Sunday (c) Monday (d) Saturday
11. 11.If 13 March is a Monday, what day of the week is 22 March? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
12. 12.Today is Sunday. What day of the week will it be after 23 days? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
13. 13.If 13 August is a Friday, what day of the week is 15 September? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
14. 14.If 11 July is a Saturday, what day of the week is 19 August? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
15. 15.Today is Friday. What day of the week will it be after 88 days? (a) Tuesday (b) Monday (c) Wednesday (d) Thursday
16. 16.Today is Thursday. What day of the week will it be after 65 days? (a) Monday (b) Friday (c) Sunday (d) Saturday
17. 17.If 15 July is a Friday, what day of the week is 25 July? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
18. 18.If 5 January is a Thursday, what day of the week is 19 January? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
19. 19.Today is Monday. What day of the week will it be after 39 days? (a) Saturday (b) Thursday (c) Sunday (d) Friday
20. 20.If 22 May is a Saturday, what day of the week is 20 June? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
21. 21.If 2 January is a Saturday, what day of the week is 18 January? (a) Monday (b) Tuesday (c) Wednesday (d) Sunday
22. 22.If 26 September is a Monday, what day of the week is 3 October? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
23. 23.If 20 January is a Monday, what day of the week is 7 February? (a) Friday (b) Thursday (c) Saturday (d) Sunday
24. 24.Today is Sunday. What day of the week will it be after 50 days? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
25. 25.Today is Thursday. What day of the week will it be after 16 days? (a) Monday (b) Friday (c) Saturday (d) Sunday
26. 26.If 14 March is a Saturday, what day of the week is 25 March? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
27. 27.If 2 May is a Wednesday, what day of the week is 12 May? (a) Saturday (b) Monday (c) Friday (d) Sunday
28. 28.Today is Monday. What day of the week will it be after 73 days? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
29. 29.If 14 November is a Thursday, what day of the week is 3 December? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
30. 30.Today is Friday. What day of the week will it be after 78 days? (a) Saturday (b) Sunday (c) Friday (d) Monday
31. 31.If 10 March is a Thursday, what day of the week is 24 March? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
32. 32.Today is Sunday. What day of the week will it be after 12 days? (a) Sunday (b) Saturday (c) Friday (d) Thursday
33. 33.Today is Tuesday. What day of the week will it be after 31 days? (a) Saturday (b) Thursday (c) Sunday (d) Friday
34. 34.If 12 March is a Sunday, what day of the week is 23 March? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
35. 35.If 29 May is a Tuesday, what day of the week is 8 June? (a) Friday (b) Thursday (c) Saturday (d) Sunday
36. 36.Today is Wednesday. What day of the week will it be after 65 days? (a) Friday (b) Sunday (c) Thursday (d) Saturday
37. 37.If 12 August is a Friday, what day of the week is 22 August? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
38. 38.If 13 October is a Thursday, what day of the week is 22 October? (a) Sunday (b) Saturday (c) Monday (d) Friday
39. 39.If 24 September is a Thursday, what day of the week is 12 October? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
40. 40.If 6 May is a Thursday, what day of the week is 15 May? (a) Sunday (b) Friday (c) Saturday (d) Monday

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