Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 763 · 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 Wednesday. What day of the week will it be after 57 days? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
2. 2.If 28 July is a Tuesday, what day of the week is 12 August? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
3. 3.If 7 August is a Wednesday, what day of the week is 16 August? (a) Thursday (b) Saturday (c) Sunday (d) Friday
4. 4.If 12 June is a Thursday, what day of the week is 14 July? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
5. 5.If 12 July is a Saturday, what day of the week is 27 July? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
6. 6.If 1 March is a Tuesday, what day of the week is 11 March? (a) Thursday (b) Friday (c) Sunday (d) Saturday
7. 7.If 5 October is a Saturday, what day of the week is 13 October? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
8. 8.If 3 January is a Monday, what day of the week is 14 January? (a) Thursday (b) Friday (c) Saturday (d) Sunday
9. 9.If 14 April is a Monday, what day of the week is 10 May? (a) Saturday (b) Monday (c) Friday (d) Sunday
10. 10.Today is Monday. What day of the week will it be after 78 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
11. 11.Today is Monday. What day of the week will it be after 76 days? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
12. 12.If 4 August is a Monday, what day of the week is 17 August? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
13. 13.If 8 December is a Thursday, what day of the week is 21 December? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
14. 14.If 3 March is a Saturday, what day of the week is 18 March? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
15. 15.If 3 December is a Tuesday, what day of the week is 11 December? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
16. 16.If 9 October is a Monday, what day of the week is 20 October? (a) Thursday (b) Sunday (c) Saturday (d) Friday
17. 17.If 30 June is a Monday, what day of the week is 5 July? (a) Sunday (b) Friday (c) Monday (d) Saturday
18. 18.If 19 July is a Monday, what day of the week is 19 August? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
19. 19.Today is Wednesday. What day of the week will it be after 79 days? (a) Thursday (b) Saturday (c) Sunday (d) Friday
20. 20.If 5 July is a Thursday, what day of the week is 17 July? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
21. 21.If 21 June is a Thursday, what day of the week is 4 July? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
22. 22.If 15 November is a Friday, what day of the week is 16 December? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
23. 23.If 2 January is a Thursday, what day of the week is 16 January? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
24. 24.If 3 October is a Monday, what day of the week is 15 October? (a) Sunday (b) Friday (c) Saturday (d) Monday
25. 25.If 15 January is a Monday, what day of the week is 25 January? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
26. 26.If 18 July is a Monday, what day of the week is 8 August? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
27. 27.Today is Thursday. What day of the week will it be after 37 days? (a) Sunday (b) Monday (c) Friday (d) Saturday
28. 28.If 27 October is a Monday, what day of the week is 4 November? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
29. 29.If 11 March is a Wednesday, what day of the week is 20 March? (a) Thursday (b) Saturday (c) Sunday (d) Friday
30. 30.Today is Monday. What day of the week will it be after 71 days? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
31. 31.If 9 December is a Tuesday, what day of the week is 24 December? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
32. 32.If 21 May is a Saturday, what day of the week is 10 June? (a) Sunday (b) Friday (c) Saturday (d) Thursday
33. 33.If 15 October is a Wednesday, what day of the week is 30 October? (a) Thursday (b) Saturday (c) Friday (d) Wednesday
34. 34.If 8 January is a Tuesday, what day of the week is 19 January? (a) Sunday (b) Saturday (c) Monday (d) Friday
35. 35.If 17 May is a Friday, what day of the week is 16 June? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
36. 36.If 7 July is a Thursday, what day of the week is 15 July? (a) Saturday (b) Friday (c) Thursday (d) Sunday
37. 37.If 26 May is a Tuesday, what day of the week is 2 June? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
38. 38.If 8 March is a Friday, what day of the week is 20 March? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
39. 39.If 15 May is a Monday, what day of the week is 27 May? (a) Monday (b) Saturday (c) Sunday (d) Friday
40. 40.If 14 October is a Saturday, what day of the week is 22 October? (a) Tuesday (b) Sunday (c) Monday (d) Saturday

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