Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 425 · 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 20 August is a Sunday, what day of the week is 8 September? (a) Sunday (b) Friday (c) Saturday (d) Thursday
2. 2.If 1 July is a Monday, what day of the week is 12 July? (a) Friday (b) Sunday (c) Saturday (d) Thursday
3. 3.Today is Sunday. What day of the week will it be after 50 days? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
4. 4.If 11 September is a Saturday, what day of the week is 9 October? (a) Sunday (b) Saturday (c) Friday (d) Monday
5. 5.If 18 October is a Sunday, what day of the week is 2 November? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
6. 6.Today is Saturday. What day of the week will it be after 58 days? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
7. 7.If 26 July is a Thursday, what day of the week is 2 August? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
8. 8.If 9 March is a Monday, what day of the week is 18 March? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
9. 9.If 22 November is a Tuesday, what day of the week is 16 December? (a) Friday (b) Thursday (c) Saturday (d) Sunday
10. 10.If 9 December is a Wednesday, what day of the week is 20 December? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
11. 11.If 12 October is a Friday, what day of the week is 25 October? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
12. 12.If 27 January is a Tuesday, what day of the week is 7 February? (a) Saturday (b) Sunday (c) Friday (d) Monday
13. 13.If 28 August is a Monday, what day of the week is 15 September? (a) Thursday (b) Saturday (c) Friday (d) Sunday
14. 14.If 20 May is a Wednesday, what day of the week is 8 June? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
15. 15.If 4 January is a Monday, what day of the week is 19 January? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
16. 16.If 3 December is a Wednesday, what day of the week is 12 December? (a) Sunday (b) Friday (c) Thursday (d) Saturday
17. 17.If 19 March is a Tuesday, what day of the week is 5 April? (a) Thursday (b) Saturday (c) Friday (d) Sunday
18. 18.Today is Wednesday. What day of the week will it be after 34 days? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
19. 19.If 13 August is a Monday, what day of the week is 18 September? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
20. 20.If 4 July is a Tuesday, what day of the week is 19 July? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
21. 21.If 12 October is a Friday, what day of the week is 26 October? (a) Sunday (b) Thursday (c) Friday (d) Saturday
22. 22.Today is Sunday. What day of the week will it be after 25 days? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
23. 23.Today is Thursday. What day of the week will it be after 66 days? (a) Sunday (b) Saturday (c) Monday (d) Tuesday
24. 24.If 11 March is a Friday, what day of the week is 24 March? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
25. 25.If 10 March is a Thursday, what day of the week is 22 March? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
26. 26.If 30 May is a Friday, what day of the week is 19 June? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
27. 27.Today is Sunday. What day of the week will it be after 55 days? (a) Friday (b) Monday (c) Sunday (d) Saturday
28. 28.If 2 May is a Tuesday, what day of the week is 12 May? (a) Thursday (b) Saturday (c) Friday (d) Sunday
29. 29.If 11 January is a Monday, what day of the week is 27 January? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
30. 30.If 1 January is a Sunday, what day of the week is 12 January? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
31. 31.If 4 May is a Monday, what day of the week is 19 May? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
32. 32.Today is Sunday. What day of the week will it be after 27 days? (a) Friday (b) Monday (c) Saturday (d) Sunday
33. 33.If 7 March is a Tuesday, what day of the week is 16 March? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
34. 34.Today is Friday. What day of the week will it be after 95 days? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
35. 35.Today is Thursday. What day of the week will it be after 63 days? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
36. 36.Today is Sunday. What day of the week will it be after 78 days? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
37. 37.If 13 March is a Friday, what day of the week is 8 April? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
38. 38.If 6 August is a Thursday, what day of the week is 14 August? (a) Saturday (b) Sunday (c) Thursday (d) Friday
39. 39.If 10 May is a Sunday, what day of the week is 18 May? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
40. 40.If 14 June is a Monday, what day of the week is 15 July? (a) Thursday (b) Wednesday (c) Saturday (d) Friday

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