Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 479 · 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 28 July is a Tuesday, what day of the week is 20 August? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
2. 2.If 16 September is a Saturday, what day of the week is 16 October? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
3. 3.If 14 July is a Friday, what day of the week is 1 August? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
4. 4.Today is Sunday. What day of the week will it be after 67 days? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
5. 5.If 3 March is a Tuesday, what day of the week is 18 March? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
6. 6.If 21 March is a Tuesday, what day of the week is 12 April? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
7. 7.Today is Friday. What day of the week will it be after 22 days? (a) Monday (b) Saturday (c) Sunday (d) Friday
8. 8.If 2 May is a Wednesday, what day of the week is 14 May? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
9. 9.If 8 December is a Monday, what day of the week is 18 December? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
10. 10.If 14 October is a Friday, what day of the week is 23 October? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
11. 11.If 27 March is a Tuesday, what day of the week is 5 April? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
12. 12.If 15 August is a Saturday, what day of the week is 27 August? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
13. 13.If 29 July is a Tuesday, what day of the week is 12 August? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
14. 14.If 25 April is a Sunday, what day of the week is 17 May? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
15. 15.If 24 July is a Sunday, what day of the week is 20 August? (a) Friday (b) Monday (c) Sunday (d) Saturday
16. 16.If 14 November is a Tuesday, what day of the week is 4 December? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
17. 17.Today is Sunday. What day of the week will it be after 57 days? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
18. 18.If 28 November is a Sunday, what day of the week is 20 December? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
19. 19.If 21 March is a Friday, what day of the week is 15 April? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
20. 20.Today is Monday. What day of the week will it be after 29 days? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
21. 21.If 10 October is a Wednesday, what day of the week is 3 November? (a) Sunday (b) Friday (c) Monday (d) Saturday
22. 22.If 1 October is a Tuesday, what day of the week is 9 October? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
23. 23.If 9 May is a Thursday, what day of the week is 18 May? (a) Monday (b) Sunday (c) Saturday (d) Friday
24. 24.If 14 July is a Sunday, what day of the week is 18 August? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
25. 25.If 14 July is a Friday, what day of the week is 25 July? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
26. 26.If 12 September is a Monday, what day of the week is 19 October? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
27. 27.Today is Friday. What day of the week will it be after 81 days? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
28. 28.If 13 August is a Monday, what day of the week is 28 August? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
29. 29.If 5 August is a Monday, what day of the week is 21 August? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
30. 30.Today is Monday. What day of the week will it be after 30 days? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
31. 31.Today is Wednesday. What day of the week will it be after 71 days? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
32. 32.Today is Wednesday. What day of the week will it be after 18 days? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
33. 33.Today is Friday. What day of the week will it be after 10 days? (a) Monday (b) Tuesday (c) Wednesday (d) Sunday
34. 34.If 10 August is a Friday, what day of the week is 22 August? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
35. 35.Today is Friday. What day of the week will it be after 28 days? (a) Sunday (b) Thursday (c) Friday (d) Saturday
36. 36.If 6 August is a Wednesday, what day of the week is 14 August? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
37. 37.Today is Tuesday. What day of the week will it be after 79 days? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
38. 38.Today is Friday. What day of the week will it be after 78 days? (a) Monday (b) Friday (c) Saturday (d) Sunday
39. 39.Today is Saturday. What day of the week will it be after 53 days? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
40. 40.If 10 June is a Tuesday, what day of the week is 1 July? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday

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