Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 22 · 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 1 July is a Monday, what day of the week is 11 July? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
2. 2.If 30 October is a Friday, what day of the week is 7 November? (a) Monday (b) Friday (c) Sunday (d) Saturday
3. 3.Today is Thursday. What day of the week will it be after 24 days? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
4. 4.If 24 November is a Monday, what day of the week is 18 December? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
5. 5.If 17 January is a Wednesday, what day of the week is 13 February? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
6. 6.If 18 September is a Thursday, what day of the week is 15 October? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
7. 7.If 5 July is a Tuesday, what day of the week is 19 July? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
8. 8.If 13 July is a Monday, what day of the week is 28 July? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
9. 9.If 11 October is a Wednesday, what day of the week is 25 October? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
10. 10.If 8 January is a Wednesday, what day of the week is 22 January? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
11. 11.If 12 August is a Monday, what day of the week is 28 August? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
12. 12.Today is Wednesday. What day of the week will it be after 93 days? (a) Thursday (b) Sunday (c) Friday (d) Saturday
13. 13.If 23 March is a Friday, what day of the week is 9 April? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
14. 14.If 12 October is a Tuesday, what day of the week is 25 October? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
15. 15.Today is Friday. What day of the week will it be after 34 days? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
16. 16.If 5 August is a Tuesday, what day of the week is 19 August? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
17. 17.If 12 May is a Friday, what day of the week is 18 June? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
18. 18.If 9 January is a Saturday, what day of the week is 18 January? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
19. 19.If 25 September is a Sunday, what day of the week is 2 October? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
20. 20.If 19 March is a Tuesday, what day of the week is 1 April? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
21. 21.Today is Thursday. What day of the week will it be after 81 days? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
22. 22.If 24 April is a Tuesday, what day of the week is 14 May? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
23. 23.If 12 May is a Saturday, what day of the week is 20 May? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
24. 24.If 11 January is a Friday, what day of the week is 14 February? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
25. 25.If 2 March is a Wednesday, what day of the week is 15 March? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
26. 26.If 24 March is a Monday, what day of the week is 6 April? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
27. 27.Today is Sunday. What day of the week will it be after 89 days? (a) Friday (b) Sunday (c) Thursday (d) Saturday
28. 28.If 25 March is a Wednesday, what day of the week is 7 April? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
29. 29.If 14 May is a Monday, what day of the week is 15 June? (a) Sunday (b) Saturday (c) Thursday (d) Friday
30. 30.Today is Wednesday. What day of the week will it be after 42 days? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
31. 31.If 11 January is a Monday, what day of the week is 22 January? (a) Thursday (b) Saturday (c) Friday (d) Sunday
32. 32.If 30 May is a Tuesday, what day of the week is 1 June? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
33. 33.If 5 March is a Saturday, what day of the week is 14 March? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
34. 34.Today is Monday. What day of the week will it be after 39 days? (a) Thursday (b) Saturday (c) Sunday (d) Friday
35. 35.If 29 April is a Saturday, what day of the week is 10 May? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
36. 36.If 9 March is a Saturday, what day of the week is 17 March? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
37. 37.If 8 August is a Sunday, what day of the week is 22 August? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
38. 38.If 29 August is a Thursday, what day of the week is 13 September? (a) Thursday (b) Saturday (c) Sunday (d) Friday
39. 39.If 14 January is a Tuesday, what day of the week is 24 January? (a) Saturday (b) Sunday (c) Thursday (d) Friday
40. 40.If 30 April is a Wednesday, what day of the week is 18 May? (a) Saturday (b) Tuesday (c) Sunday (d) Monday

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