Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 389 · 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 9 January is a Wednesday, what day of the week is 23 January? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
2. 2.Today is Wednesday. What day of the week will it be after 15 days? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
3. 3.If 2 August is a Thursday, what day of the week is 10 August? (a) Thursday (b) Sunday (c) Friday (d) Saturday
4. 4.If 6 August is a Friday, what day of the week is 15 August? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
5. 5.If 10 May is a Friday, what day of the week is 20 May? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
6. 6.If 1 August is a Wednesday, what day of the week is 12 August? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
7. 7.If 18 June is a Saturday, what day of the week is 5 July? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
8. 8.Today is Tuesday. What day of the week will it be after 38 days? (a) Friday (b) Sunday (c) Saturday (d) Thursday
9. 9.If 4 May is a Saturday, what day of the week is 13 May? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
10. 10.If 3 July is a Sunday, what day of the week is 19 July? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
11. 11.If 16 October is a Monday, what day of the week is 7 November? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
12. 12.If 4 December is a Wednesday, what day of the week is 17 December? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
13. 13.If 7 July is a Saturday, what day of the week is 22 July? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
14. 14.If 14 June is a Wednesday, what day of the week is 15 July? (a) Monday (b) Saturday (c) Sunday (d) Friday
15. 15.If 26 November is a Monday, what day of the week is 9 December? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
16. 16.If 12 August is a Tuesday, what day of the week is 21 August? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
17. 17.If 26 May is a Monday, what day of the week is 1 June? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
18. 18.Today is Tuesday. What day of the week will it be after 28 days? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
19. 19.If 1 March is a Tuesday, what day of the week is 14 March? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
20. 20.If 10 July is a Tuesday, what day of the week is 1 August? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
21. 21.If 26 September is a Wednesday, what day of the week is 12 October? (a) Friday (b) Saturday (c) Thursday (d) Sunday
22. 22.Today is Monday. What day of the week will it be after 89 days? (a) Friday (b) Saturday (c) Monday (d) Sunday
23. 23.If 22 January is a Sunday, what day of the week is 9 February? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
24. 24.If 15 May is a Friday, what day of the week is 2 June? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
25. 25.Today is Wednesday. What day of the week will it be after 27 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
26. 26.If 3 March is a Sunday, what day of the week is 16 March? (a) Sunday (b) Monday (c) Friday (d) Saturday
27. 27.If 10 January is a Wednesday, what day of the week is 20 January? (a) Saturday (b) Monday (c) Sunday (d) Friday
28. 28.If 4 May is a Thursday, what day of the week is 14 May? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
29. 29.If 17 August is a Tuesday, what day of the week is 15 September? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
30. 30.If 1 March is a Thursday, what day of the week is 9 March? (a) Saturday (b) Sunday (c) Thursday (d) Friday
31. 31.If 13 March is a Friday, what day of the week is 28 March? (a) Monday (b) Friday (c) Sunday (d) Saturday
32. 32.Today is Friday. What day of the week will it be after 91 days? (a) Saturday (b) Sunday (c) Thursday (d) Friday
33. 33.Today is Sunday. What day of the week will it be after 32 days? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
34. 34.Today is Sunday. What day of the week will it be after 61 days? (a) Sunday (b) Saturday (c) Thursday (d) Friday
35. 35.If 27 January is a Wednesday, what day of the week is 15 February? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
36. 36.If 14 May is a Wednesday, what day of the week is 2 June? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
37. 37.If 10 June is a Monday, what day of the week is 15 July? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
38. 38.Today is Monday. What day of the week will it be after 59 days? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
39. 39.If 13 May is a Friday, what day of the week is 19 June? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
40. 40.If 12 November is a Friday, what day of the week is 18 December? (a) Monday (b) Saturday (c) Sunday (d) Friday

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