Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 123 · 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 58 days? (a) Friday (b) Sunday (c) Saturday (d) Thursday
2. 2.If 27 June is a Sunday, what day of the week is 18 July? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
3. 3.Today is Wednesday. What day of the week will it be after 39 days? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
4. 4.If 4 August is a Monday, what day of the week is 20 August? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
5. 5.If 18 May is a Thursday, what day of the week is 6 June? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
6. 6.If 8 March is a Wednesday, what day of the week is 21 March? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
7. 7.If 12 July is a Friday, what day of the week is 27 July? (a) Saturday (b) Monday (c) Friday (d) Sunday
8. 8.If 12 May is a Monday, what day of the week is 26 May? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
9. 9.If 13 March is a Sunday, what day of the week is 16 April? (a) Friday (b) Sunday (c) Saturday (d) Monday
10. 10.If 3 October is a Sunday, what day of the week is 19 October? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
11. 11.If 16 January is a Wednesday, what day of the week is 12 February? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
12. 12.If 8 January is a Thursday, what day of the week is 19 January? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
13. 13.If 19 July is a Wednesday, what day of the week is 4 August? (a) Friday (b) Thursday (c) Sunday (d) Saturday
14. 14.Today is Tuesday. What day of the week will it be after 10 days? (a) Friday (b) Sunday (c) Saturday (d) Thursday
15. 15.Today is Wednesday. What day of the week will it be after 37 days? (a) Friday (b) Thursday (c) Sunday (d) Saturday
16. 16.If 1 January is a Monday, what day of the week is 15 January? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
17. 17.Today is Sunday. What day of the week will it be after 10 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
18. 18.Today is Sunday. What day of the week will it be after 32 days? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
19. 19.Today is Monday. What day of the week will it be after 76 days? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
20. 20.If 2 May is a Tuesday, what day of the week is 18 May? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
21. 21.If 5 December is a Sunday, what day of the week is 15 December? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
22. 22.If 24 May is a Thursday, what day of the week is 3 June? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
23. 23.If 13 August is a Thursday, what day of the week is 2 September? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
24. 24.Today is Wednesday. What day of the week will it be after 36 days? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
25. 25.If 21 May is a Monday, what day of the week is 1 June? (a) Saturday (b) Thursday (c) Sunday (d) Friday
26. 26.If 3 January is a Tuesday, what day of the week is 13 January? (a) Sunday (b) Thursday (c) Friday (d) Saturday
27. 27.If 13 December is a Saturday, what day of the week is 26 December? (a) Sunday (b) Saturday (c) Thursday (d) Friday
28. 28.Today is Wednesday. What day of the week will it be after 44 days? (a) Thursday (b) Saturday (c) Sunday (d) Friday
29. 29.If 17 January is a Wednesday, what day of the week is 8 February? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
30. 30.Today is Thursday. What day of the week will it be after 77 days? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
31. 31.Today is Sunday. What day of the week will it be after 49 days? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
32. 32.If 17 July is a Monday, what day of the week is 1 August? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
33. 33.If 5 December is a Monday, what day of the week is 13 December? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
34. 34.If 9 January is a Sunday, what day of the week is 25 January? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
35. 35.If 20 July is a Monday, what day of the week is 17 August? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
36. 36.If 15 August is a Sunday, what day of the week is 10 September? (a) Saturday (b) Friday (c) Thursday (d) Sunday
37. 37.Today is Friday. What day of the week will it be after 81 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
38. 38.If 7 May is a Sunday, what day of the week is 16 May? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
39. 39.If 13 August is a Thursday, what day of the week is 18 September? (a) Sunday (b) Saturday (c) Thursday (d) Friday
40. 40.Today is Wednesday. What day of the week will it be after 67 days? (a) Saturday (b) Monday (c) Sunday (d) Tuesday

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