Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 743 · 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 9 October is a Saturday, what day of the week is 24 October? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
2. 2.If 27 June is a Friday, what day of the week is 2 July? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
3. 3.If 9 July is a Monday, what day of the week is 17 July? (a) Tuesday (b) Monday (c) Wednesday (d) Thursday
4. 4.Today is Sunday. What day of the week will it be after 31 days? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
5. 5.If 28 January is a Wednesday, what day of the week is 2 February? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
6. 6.If 14 May is a Wednesday, what day of the week is 27 May? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
7. 7.Today is Friday. What day of the week will it be after 41 days? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
8. 8.Today is Wednesday. What day of the week will it be after 85 days? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
9. 9.If 12 January is a Tuesday, what day of the week is 21 January? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
10. 10.Today is Monday. What day of the week will it be after 85 days? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
11. 11.If 3 October is a Friday, what day of the week is 11 October? (a) Sunday (b) Friday (c) Monday (d) Saturday
12. 12.If 13 December is a Wednesday, what day of the week is 27 December? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
13. 13.If 10 March is a Sunday, what day of the week is 5 April? (a) Saturday (b) Thursday (c) Sunday (d) Friday
14. 14.If 15 October is a Sunday, what day of the week is 24 October? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
15. 15.If 12 July is a Monday, what day of the week is 24 July? (a) Monday (b) Sunday (c) Saturday (d) Friday
16. 16.If 3 July is a Wednesday, what day of the week is 17 July? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
17. 17.Today is Tuesday. What day of the week will it be after 53 days? (a) Sunday (b) Saturday (c) Monday (d) Friday
18. 18.If 15 March is a Monday, what day of the week is 27 March? (a) Friday (b) Sunday (c) Monday (d) Saturday
19. 19.Today is Wednesday. What day of the week will it be after 39 days? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
20. 20.If 23 April is a Thursday, what day of the week is 5 May? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
21. 21.If 28 October is a Thursday, what day of the week is 2 November? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
22. 22.Today is Saturday. What day of the week will it be after 31 days? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
23. 23.If 24 August is a Tuesday, what day of the week is 1 September? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
24. 24.If 13 July is a Wednesday, what day of the week is 21 July? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
25. 25.If 14 January is a Sunday, what day of the week is 16 February? (a) Friday (b) Saturday (c) Sunday (d) Thursday
26. 26.Today is Friday. What day of the week will it be after 47 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
27. 27.If 18 August is a Monday, what day of the week is 6 September? (a) Monday (b) Friday (c) Saturday (d) Sunday
28. 28.Today is Sunday. What day of the week will it be after 70 days? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
29. 29.Today is Wednesday. What day of the week will it be after 23 days? (a) Thursday (b) Friday (c) Saturday (d) Sunday
30. 30.If 8 May is a Sunday, what day of the week is 21 May? (a) Monday (b) Sunday (c) Friday (d) Saturday
31. 31.Today is Sunday. What day of the week will it be after 80 days? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
32. 32.Today is Monday. What day of the week will it be after 13 days? (a) Sunday (b) Saturday (c) Monday (d) Tuesday
33. 33.If 9 July is a Thursday, what day of the week is 20 July? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
34. 34.If 2 January is a Wednesday, what day of the week is 14 January? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
35. 35.If 9 August is a Saturday, what day of the week is 22 August? (a) Saturday (b) Sunday (c) Friday (d) Thursday
36. 36.If 29 March is a Sunday, what day of the week is 5 April? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
37. 37.Today is Saturday. What day of the week will it be after 88 days? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
38. 38.Today is Tuesday. What day of the week will it be after 77 days? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
39. 39.Today is Friday. What day of the week will it be after 28 days? (a) Friday (b) Sunday (c) Saturday (d) Thursday
40. 40.If 2 August is a Friday, what day of the week is 15 August? (a) Wednesday (b) Saturday (c) Friday (d) Thursday

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