Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 860 · 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 6 January is a Thursday, what day of the week is 22 January? (a) Monday (b) Friday (c) Sunday (d) Saturday
2. 2.If 8 December is a Friday, what day of the week is 22 December? (a) Sunday (b) Thursday (c) Saturday (d) Friday
3. 3.If 14 March is a Sunday, what day of the week is 1 April? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
4. 4.Today is Tuesday. What day of the week will it be after 66 days? (a) Friday (b) Saturday (c) Thursday (d) Sunday
5. 5.Today is Saturday. What day of the week will it be after 95 days? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
6. 6.If 30 November is a Sunday, what day of the week is 13 December? (a) Friday (b) Sunday (c) Monday (d) Saturday
7. 7.Today is Tuesday. What day of the week will it be after 94 days? (a) Thursday (b) Friday (c) Sunday (d) Saturday
8. 8.Today is Sunday. What day of the week will it be after 43 days? (a) Monday (b) Tuesday (c) Wednesday (d) Sunday
9. 9.If 8 January is a Wednesday, what day of the week is 16 January? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
10. 10.If 11 January is a Sunday, what day of the week is 16 February? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
11. 11.If 14 December is a Saturday, what day of the week is 23 December? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
12. 12.If 15 May is a Tuesday, what day of the week is 24 May? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
13. 13.If 2 October is a Monday, what day of the week is 18 October? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
14. 14.If 22 April is a Sunday, what day of the week is 7 May? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
15. 15.If 9 January is a Thursday, what day of the week is 23 January? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
16. 16.If 27 April is a Friday, what day of the week is 17 May? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
17. 17.If 13 October is a Thursday, what day of the week is 29 October? (a) Saturday (b) Friday (c) Monday (d) Sunday
18. 18.Today is Friday. What day of the week will it be after 68 days? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
19. 19.If 3 December is a Sunday, what day of the week is 17 December? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
20. 20.If 29 November is a Saturday, what day of the week is 15 December? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
21. 21.If 12 January is a Friday, what day of the week is 20 February? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
22. 22.Today is Tuesday. What day of the week will it be after 83 days? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
23. 23.If 19 September is a Saturday, what day of the week is 13 October? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
24. 24.If 17 July is a Tuesday, what day of the week is 10 August? (a) Saturday (b) Thursday (c) Sunday (d) Friday
25. 25.If 3 July is a Sunday, what day of the week is 16 July? (a) Monday (b) Friday (c) Sunday (d) Saturday
26. 26.If 12 May is a Friday, what day of the week is 27 May? (a) Sunday (b) Friday (c) Monday (d) Saturday
27. 27.If 17 April is a Wednesday, what day of the week is 6 May? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
28. 28.Today is Wednesday. What day of the week will it be after 36 days? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
29. 29.If 3 May is a Friday, what day of the week is 12 May? (a) Sunday (b) Tuesday (c) Monday (d) Saturday
30. 30.If 25 March is a Saturday, what day of the week is 9 April? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
31. 31.Today is Thursday. What day of the week will it be after 36 days? (a) Sunday (b) Thursday (c) Saturday (d) Friday
32. 32.If 11 July is a Monday, what day of the week is 27 July? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
33. 33.Today is Sunday. What day of the week will it be after 79 days? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
34. 34.If 16 November is a Tuesday, what day of the week is 14 December? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
35. 35.If 8 March is a Wednesday, what day of the week is 21 March? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
36. 36.If 15 March is a Tuesday, what day of the week is 15 April? (a) Sunday (b) Saturday (c) Friday (d) Thursday
37. 37.If 15 April is a Tuesday, what day of the week is 14 May? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
38. 38.If 22 June is a Sunday, what day of the week is 12 July? (a) Friday (b) Sunday (c) Monday (d) Saturday
39. 39.If 15 August is a Tuesday, what day of the week is 30 August? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
40. 40.If 23 August is a Saturday, what day of the week is 14 September? (a) Saturday (b) Sunday (c) Monday (d) Tuesday

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