Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 222 · 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 20 October is a Monday, what day of the week is 14 November? (a) Sunday (b) Thursday (c) Saturday (d) Friday
2. 2.If 8 March is a Sunday, what day of the week is 21 March? (a) Friday (b) Saturday (c) Sunday (d) Monday
3. 3.If 25 May is a Thursday, what day of the week is 12 June? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
4. 4.If 15 December is a Friday, what day of the week is 23 December? (a) Friday (b) Saturday (c) Monday (d) Sunday
5. 5.If 3 October is a Monday, what day of the week is 12 October? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
6. 6.If 2 October is a Monday, what day of the week is 18 October? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
7. 7.Today is Saturday. What day of the week will it be after 58 days? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
8. 8.If 10 March is a Friday, what day of the week is 19 March? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
9. 9.If 30 July is a Wednesday, what day of the week is 17 August? (a) Sunday (b) Tuesday (c) Monday (d) Saturday
10. 10.Today is Wednesday. What day of the week will it be after 62 days? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
11. 11.Today is Monday. What day of the week will it be after 94 days? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
12. 12.If 15 January is a Sunday, what day of the week is 26 January? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
13. 13.If 15 September is a Saturday, what day of the week is 5 October? (a) Saturday (b) Sunday (c) Friday (d) Thursday
14. 14.If 12 May is a Wednesday, what day of the week is 6 June? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
15. 15.Today is Friday. What day of the week will it be after 84 days? (a) Friday (b) Thursday (c) Saturday (d) Sunday
16. 16.If 4 October is a Wednesday, what day of the week is 16 October? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
17. 17.Today is Monday. What day of the week will it be after 21 days? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
18. 18.If 11 June is a Saturday, what day of the week is 14 July? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
19. 19.If 14 October is a Friday, what day of the week is 13 November? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
20. 20.Today is Monday. What day of the week will it be after 71 days? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
21. 21.If 28 August is a Sunday, what day of the week is 18 September? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
22. 22.If 28 April is a Thursday, what day of the week is 10 May? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
23. 23.If 28 November is a Tuesday, what day of the week is 14 December? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
24. 24.If 8 August is a Sunday, what day of the week is 20 August? (a) Thursday (b) Saturday (c) Sunday (d) Friday
25. 25.If 11 July is a Saturday, what day of the week is 21 July? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
26. 26.If 4 October is a Tuesday, what day of the week is 20 October? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
27. 27.If 29 January is a Sunday, what day of the week is 7 February? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
28. 28.Today is Friday. What day of the week will it be after 50 days? (a) Monday (b) Friday (c) Sunday (d) Saturday
29. 29.If 7 January is a Monday, what day of the week is 20 January? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
30. 30.If 23 September is a Monday, what day of the week is 7 October? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
31. 31.If 25 June is a Wednesday, what day of the week is 10 July? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
32. 32.If 13 May is a Saturday, what day of the week is 21 May? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
33. 33.If 30 September is a Sunday, what day of the week is 5 October? (a) Thursday (b) Sunday (c) Friday (d) Saturday
34. 34.If 24 November is a Tuesday, what day of the week is 11 December? (a) Friday (b) Saturday (c) Sunday (d) Thursday
35. 35.If 14 May is a Thursday, what day of the week is 14 June? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
36. 36.If 1 January is a Friday, what day of the week is 14 January? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
37. 37.If 10 January is a Tuesday, what day of the week is 24 January? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
38. 38.If 23 March is a Monday, what day of the week is 18 April? (a) Monday (b) Friday (c) Saturday (d) Sunday
39. 39.If 3 March is a Friday, what day of the week is 17 March? (a) Thursday (b) Friday (c) Sunday (d) Saturday
40. 40.If 26 June is a Thursday, what day of the week is 16 July? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday

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