Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 181 · 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 11 January is a Monday, what day of the week is 12 February? (a) Friday (b) Thursday (c) Sunday (d) Saturday
2. 2.If 15 January is a Thursday, what day of the week is 25 January? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
3. 3.If 6 May is a Monday, what day of the week is 16 May? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
4. 4.Today is Friday. What day of the week will it be after 84 days? (a) Saturday (b) Thursday (c) Sunday (d) Friday
5. 5.Today is Tuesday. What day of the week will it be after 98 days? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
6. 6.Today is Sunday. What day of the week will it be after 12 days? (a) Saturday (b) Sunday (c) Friday (d) Thursday
7. 7.If 14 August is a Thursday, what day of the week is 1 September? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
8. 8.If 25 May is a Saturday, what day of the week is 18 June? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
9. 9.If 7 October is a Monday, what day of the week is 23 October? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
10. 10.If 13 July is a Monday, what day of the week is 15 August? (a) Sunday (b) Saturday (c) Monday (d) Friday
11. 11.If 2 January is a Saturday, what day of the week is 16 January? (a) Sunday (b) Saturday (c) Monday (d) Friday
12. 12.If 26 July is a Tuesday, what day of the week is 11 August? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
13. 13.If 26 November is a Tuesday, what day of the week is 14 December? (a) Friday (b) Monday (c) Sunday (d) Saturday
14. 14.If 3 October is a Sunday, what day of the week is 11 October? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
15. 15.Today is Wednesday. What day of the week will it be after 35 days? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
16. 16.If 22 March is a Sunday, what day of the week is 20 April? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
17. 17.If 11 July is a Tuesday, what day of the week is 21 July? (a) Thursday (b) Friday (c) Saturday (d) Sunday
18. 18.If 1 July is a Thursday, what day of the week is 16 July? (a) Friday (b) Thursday (c) Saturday (d) Sunday
19. 19.If 27 July is a Tuesday, what day of the week is 13 August? (a) Sunday (b) Saturday (c) Friday (d) Thursday
20. 20.If 23 January is a Monday, what day of the week is 5 February? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
21. 21.Today is Wednesday. What day of the week will it be after 42 days? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
22. 22.If 17 August is a Tuesday, what day of the week is 13 September? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
23. 23.Today is Sunday. What day of the week will it be after 37 days? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
24. 24.If 24 June is a Friday, what day of the week is 10 July? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
25. 25.If 14 August is a Tuesday, what day of the week is 25 August? (a) Monday (b) Friday (c) Sunday (d) Saturday
26. 26.If 11 July is a Tuesday, what day of the week is 10 August? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
27. 27.If 2 August is a Saturday, what day of the week is 15 August? (a) Thursday (b) Sunday (c) Friday (d) Saturday
28. 28.If 12 April is a Saturday, what day of the week is 8 May? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
29. 29.If 2 August is a Saturday, what day of the week is 16 August? (a) Friday (b) Saturday (c) Sunday (d) Monday
30. 30.Today is Tuesday. What day of the week will it be after 97 days? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
31. 31.If 9 July is a Saturday, what day of the week is 19 July? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
32. 32.If 4 March is a Saturday, what day of the week is 17 March? (a) Sunday (b) Friday (c) Saturday (d) Thursday
33. 33.If 28 September is a Monday, what day of the week is 14 October? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
34. 34.Today is Tuesday. What day of the week will it be after 41 days? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
35. 35.If 14 January is a Thursday, what day of the week is 22 January? (a) Saturday (b) Sunday (c) Thursday (d) Friday
36. 36.If 8 July is a Sunday, what day of the week is 17 July? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
37. 37.Today is Friday. What day of the week will it be after 47 days? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
38. 38.If 26 November is a Tuesday, what day of the week is 6 December? (a) Sunday (b) Saturday (c) Friday (d) Thursday
39. 39.If 5 January is a Thursday, what day of the week is 13 January? (a) Thursday (b) Friday (c) Sunday (d) Saturday
40. 40.If 1 December is a Friday, what day of the week is 17 December? (a) Tuesday (b) Saturday (c) Sunday (d) Monday

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