Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 547 · 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 7 October is a Friday, what day of the week is 22 October? (a) Saturday (b) Monday (c) Sunday (d) Friday
2. 2.If 14 June is a Tuesday, what day of the week is 20 July? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
3. 3.Today is Friday. What day of the week will it be after 69 days? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
4. 4.If 13 May is a Friday, what day of the week is 12 June? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
5. 5.If 10 August is a Sunday, what day of the week is 20 August? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
6. 6.If 8 October is a Sunday, what day of the week is 17 October? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
7. 7.Today is Monday. What day of the week will it be after 93 days? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
8. 8.If 15 November is a Tuesday, what day of the week is 12 December? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
9. 9.If 12 November is a Friday, what day of the week is 2 December? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
10. 10.If 15 January is a Wednesday, what day of the week is 9 February? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
11. 11.If 11 September is a Monday, what day of the week is 6 October? (a) Sunday (b) Thursday (c) Friday (d) Saturday
12. 12.If 22 August is a Wednesday, what day of the week is 9 September? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
13. 13.Today is Saturday. What day of the week will it be after 47 days? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
14. 14.If 13 May is a Friday, what day of the week is 24 May? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
15. 15.Today is Tuesday. What day of the week will it be after 33 days? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
16. 16.If 12 July is a Monday, what day of the week is 25 July? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
17. 17.Today is Monday. What day of the week will it be after 49 days? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
18. 18.If 12 May is a Sunday, what day of the week is 23 May? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
19. 19.If 15 May is a Sunday, what day of the week is 29 May? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
20. 20.Today is Wednesday. What day of the week will it be after 74 days? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
21. 21.If 10 August is a Saturday, what day of the week is 21 August? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
22. 22.If 13 November is a Tuesday, what day of the week is 14 December? (a) Saturday (b) Sunday (c) Thursday (d) Friday
23. 23.If 17 May is a Sunday, what day of the week is 1 June? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
24. 24.If 3 July is a Monday, what day of the week is 11 July? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
25. 25.If 11 July is a Wednesday, what day of the week is 14 August? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
26. 26.If 20 March is a Wednesday, what day of the week is 15 April? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
27. 27.If 14 November is a Saturday, what day of the week is 10 December? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
28. 28.If 6 March is a Sunday, what day of the week is 15 March? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
29. 29.If 13 January is a Tuesday, what day of the week is 9 February? (a) Monday (b) Tuesday (c) Wednesday (d) Sunday
30. 30.If 25 August is a Saturday, what day of the week is 3 September? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
31. 31.If 28 July is a Monday, what day of the week is 12 August? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
32. 32.Today is Tuesday. What day of the week will it be after 57 days? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
33. 33.If 21 March is a Wednesday, what day of the week is 14 April? (a) Sunday (b) Saturday (c) Monday (d) Friday
34. 34.If 12 December is a Thursday, what day of the week is 21 December? (a) Monday (b) Saturday (c) Sunday (d) Friday
35. 35.If 31 May is a Monday, what day of the week is 6 June? (a) Sunday (b) Saturday (c) Monday (d) Tuesday
36. 36.If 9 May is a Monday, what day of the week is 22 May? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
37. 37.Today is Thursday. What day of the week will it be after 51 days? (a) Saturday (b) Monday (c) Friday (d) Sunday
38. 38.Today is Friday. What day of the week will it be after 43 days? (a) Sunday (b) Saturday (c) Friday (d) Monday
39. 39.If 23 May is a Monday, what day of the week is 6 June? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
40. 40.If 17 June is a Friday, what day of the week is 4 July? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday

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