Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 478 · 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 Monday. What day of the week will it be after 56 days? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
2. 2.If 27 August is a Sunday, what day of the week is 12 September? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
3. 3.If 11 January is a Wednesday, what day of the week is 20 January? (a) Saturday (b) Thursday (c) Sunday (d) Friday
4. 4.If 12 January is a Tuesday, what day of the week is 22 January? (a) Saturday (b) Sunday (c) Friday (d) Thursday
5. 5.If 12 June is a Thursday, what day of the week is 3 July? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
6. 6.Today is Friday. What day of the week will it be after 55 days? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
7. 7.If 15 October is a Sunday, what day of the week is 12 November? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
8. 8.If 11 January is a Friday, what day of the week is 4 February? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
9. 9.If 26 November is a Thursday, what day of the week is 1 December? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
10. 10.If 11 June is a Monday, what day of the week is 14 July? (a) Friday (b) Sunday (c) Monday (d) Saturday
11. 11.If 25 October is a Friday, what day of the week is 7 November? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
12. 12.If 12 March is a Wednesday, what day of the week is 25 March? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
13. 13.Today is Monday. What day of the week will it be after 52 days? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
14. 14.Today is Sunday. What day of the week will it be after 31 days? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
15. 15.If 30 July is a Tuesday, what day of the week is 3 August? (a) Friday (b) Sunday (c) Monday (d) Saturday
16. 16.Today is Friday. What day of the week will it be after 41 days? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
17. 17.Today is Saturday. What day of the week will it be after 89 days? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
18. 18.Today is Tuesday. What day of the week will it be after 49 days? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
19. 19.Today is Monday. What day of the week will it be after 100 days? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
20. 20.If 6 January is a Tuesday, what day of the week is 22 January? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
21. 21.If 15 May is a Friday, what day of the week is 17 June? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
22. 22.Today is Sunday. What day of the week will it be after 64 days? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
23. 23.If 1 December is a Sunday, what day of the week is 14 December? (a) Saturday (b) Monday (c) Friday (d) Sunday
24. 24.If 8 December is a Monday, what day of the week is 22 December? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
25. 25.Today is Monday. What day of the week will it be after 35 days? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
26. 26.If 14 September is a Thursday, what day of the week is 2 October? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
27. 27.If 11 October is a Sunday, what day of the week is 9 November? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
28. 28.Today is Sunday. What day of the week will it be after 50 days? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
29. 29.Today is Saturday. What day of the week will it be after 17 days? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
30. 30.Today is Tuesday. What day of the week will it be after 73 days? (a) Saturday (b) Friday (c) Sunday (d) Thursday
31. 31.Today is Tuesday. What day of the week will it be after 11 days? (a) Sunday (b) Friday (c) Monday (d) Saturday
32. 32.Today is Saturday. What day of the week will it be after 75 days? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
33. 33.Today is Sunday. What day of the week will it be after 58 days? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
34. 34.If 20 July is a Wednesday, what day of the week is 4 August? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
35. 35.Today is Wednesday. What day of the week will it be after 94 days? (a) Monday (b) Saturday (c) Sunday (d) Friday
36. 36.If 12 March is a Sunday, what day of the week is 2 April? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
37. 37.Today is Sunday. What day of the week will it be after 86 days? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
38. 38.If 13 January is a Sunday, what day of the week is 21 January? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
39. 39.If 23 March is a Saturday, what day of the week is 16 April? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
40. 40.If 1 December is a Friday, what day of the week is 15 December? (a) Sunday (b) Saturday (c) Friday (d) Thursday

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