Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 733 · 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 Thursday. What day of the week will it be after 51 days? (a) Saturday (b) Friday (c) Monday (d) Sunday
2. 2.Today is Monday. What day of the week will it be after 45 days? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
3. 3.If 23 January is a Saturday, what day of the week is 6 February? (a) Friday (b) Monday (c) Saturday (d) Sunday
4. 4.If 11 November is a Monday, what day of the week is 2 December? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
5. 5.Today is Saturday. What day of the week will it be after 14 days? (a) Monday (b) Friday (c) Saturday (d) Sunday
6. 6.Today is Saturday. What day of the week will it be after 73 days? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
7. 7.If 30 October is a Saturday, what day of the week is 8 November? (a) Monday (b) Tuesday (c) Wednesday (d) Sunday
8. 8.Today is Sunday. What day of the week will it be after 10 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
9. 9.If 25 October is a Wednesday, what day of the week is 17 November? (a) Saturday (b) Friday (c) Sunday (d) Thursday
10. 10.If 18 January is a Friday, what day of the week is 14 February? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
11. 11.If 7 December is a Tuesday, what day of the week is 23 December? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
12. 12.If 15 March is a Sunday, what day of the week is 23 March? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
13. 13.If 9 January is a Monday, what day of the week is 21 January? (a) Monday (b) Saturday (c) Friday (d) Sunday
14. 14.If 4 January is a Friday, what day of the week is 13 January? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
15. 15.If 29 June is a Tuesday, what day of the week is 15 July? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
16. 16.If 12 July is a Thursday, what day of the week is 21 July? (a) Sunday (b) Monday (c) Friday (d) Saturday
17. 17.Today is Wednesday. What day of the week will it be after 97 days? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
18. 18.If 28 January is a Monday, what day of the week is 1 February? (a) Saturday (b) Friday (c) Thursday (d) Sunday
19. 19.If 30 January is a Saturday, what day of the week is 11 February? (a) Thursday (b) Saturday (c) Friday (d) Wednesday
20. 20.If 29 August is a Sunday, what day of the week is 5 September? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
21. 21.If 29 January is a Monday, what day of the week is 19 February? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
22. 22.Today is Thursday. What day of the week will it be after 30 days? (a) Saturday (b) Friday (c) Monday (d) Sunday
23. 23.If 8 December is a Saturday, what day of the week is 18 December? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
24. 24.If 9 October is a Tuesday, what day of the week is 18 October? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
25. 25.Today is Saturday. What day of the week will it be after 47 days? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
26. 26.Today is Tuesday. What day of the week will it be after 92 days? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
27. 27.If 10 November is a Wednesday, what day of the week is 9 December? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
28. 28.Today is Friday. What day of the week will it be after 60 days? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
29. 29.If 16 April is a Tuesday, what day of the week is 20 May? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
30. 30.If 4 October is a Sunday, what day of the week is 15 October? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
31. 31.Today is Tuesday. What day of the week will it be after 94 days? (a) Thursday (b) Friday (c) Sunday (d) Saturday
32. 32.If 4 December is a Monday, what day of the week is 14 December? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
33. 33.If 27 March is a Sunday, what day of the week is 10 April? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
34. 34.If 11 March is a Sunday, what day of the week is 27 March? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
35. 35.Today is Tuesday. What day of the week will it be after 82 days? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
36. 36.If 28 June is a Wednesday, what day of the week is 1 July? (a) Sunday (b) Friday (c) Monday (d) Saturday
37. 37.If 11 May is a Monday, what day of the week is 4 June? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
38. 38.If 13 March is a Monday, what day of the week is 29 March? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
39. 39.Today is Monday. What day of the week will it be after 51 days? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
40. 40.If 15 May is a Monday, what day of the week is 14 June? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday

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