Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 239 · 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 Saturday. What day of the week will it be after 86 days? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
2. 2.If 11 May is a Monday, what day of the week is 10 June? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
3. 3.If 1 May is a Friday, what day of the week is 13 May? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
4. 4.If 30 November is a Tuesday, what day of the week is 10 December? (a) Thursday (b) Friday (c) Sunday (d) Saturday
5. 5.If 24 January is a Friday, what day of the week is 5 February? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
6. 6.Today is Saturday. What day of the week will it be after 94 days? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
7. 7.If 26 June is a Monday, what day of the week is 1 July? (a) Friday (b) Monday (c) Saturday (d) Sunday
8. 8.Today is Tuesday. What day of the week will it be after 93 days? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
9. 9.If 11 January is a Thursday, what day of the week is 16 February? (a) Thursday (b) Saturday (c) Sunday (d) Friday
10. 10.If 24 January is a Sunday, what day of the week is 12 February? (a) Saturday (b) Sunday (c) Thursday (d) Friday
11. 11.If 15 August is a Thursday, what day of the week is 30 August? (a) Friday (b) Sunday (c) Saturday (d) Thursday
12. 12.If 3 October is a Tuesday, what day of the week is 11 October? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
13. 13.If 13 October is a Thursday, what day of the week is 24 October? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
14. 14.If 13 March is a Sunday, what day of the week is 18 April? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
15. 15.If 1 December is a Friday, what day of the week is 15 December? (a) Friday (b) Sunday (c) Thursday (d) Saturday
16. 16.If 2 December is a Friday, what day of the week is 11 December? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
17. 17.If 8 October is a Wednesday, what day of the week is 17 October? (a) Sunday (b) Thursday (c) Saturday (d) Friday
18. 18.If 30 April is a Saturday, what day of the week is 19 May? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
19. 19.Today is Tuesday. What day of the week will it be after 59 days? (a) Saturday (b) Thursday (c) Sunday (d) Friday
20. 20.Today is Sunday. What day of the week will it be after 16 days? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
21. 21.Today is Monday. What day of the week will it be after 62 days? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
22. 22.Today is Monday. What day of the week will it be after 26 days? (a) Saturday (b) Monday (c) Sunday (d) Friday
23. 23.If 8 March is a Saturday, what day of the week is 24 March? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
24. 24.If 13 August is a Monday, what day of the week is 16 September? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
25. 25.If 1 October is a Sunday, what day of the week is 10 October? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
26. 26.If 1 October is a Sunday, what day of the week is 16 October? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
27. 27.If 13 January is a Saturday, what day of the week is 25 January? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
28. 28.If 21 January is a Sunday, what day of the week is 9 February? (a) Saturday (b) Thursday (c) Friday (d) Sunday
29. 29.Today is Saturday. What day of the week will it be after 16 days? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
30. 30.If 20 November is a Sunday, what day of the week is 5 December? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
31. 31.If 20 June is a Tuesday, what day of the week is 19 July? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
32. 32.Today is Tuesday. What day of the week will it be after 69 days? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
33. 33.If 12 September is a Tuesday, what day of the week is 9 October? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
34. 34.If 11 August is a Sunday, what day of the week is 26 August? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
35. 35.If 30 August is a Wednesday, what day of the week is 8 September? (a) Saturday (b) Thursday (c) Sunday (d) Friday
36. 36.Today is Thursday. What day of the week will it be after 52 days? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
37. 37.If 19 March is a Sunday, what day of the week is 1 April? (a) Sunday (b) Monday (c) Friday (d) Saturday
38. 38.If 3 May is a Monday, what day of the week is 17 May? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
39. 39.If 19 March is a Tuesday, what day of the week is 10 April? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
40. 40.If 11 July is a Sunday, what day of the week is 24 July? (a) Saturday (b) Sunday (c) Friday (d) Monday

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