Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 482 · 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 29 September is a Thursday, what day of the week is 1 October? (a) Saturday (b) Sunday (c) Friday (d) Monday
2. 2.If 28 May is a Sunday, what day of the week is 5 June? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
3. 3.If 20 August is a Monday, what day of the week is 14 September? (a) Sunday (b) Saturday (c) Friday (d) Thursday
4. 4.If 14 January is a Saturday, what day of the week is 28 January? (a) Sunday (b) Monday (c) Saturday (d) Friday
5. 5.If 14 March is a Sunday, what day of the week is 25 March? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
6. 6.If 25 November is a Friday, what day of the week is 1 December? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
7. 7.If 13 May is a Thursday, what day of the week is 25 May? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
8. 8.If 27 September is a Sunday, what day of the week is 18 October? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
9. 9.If 26 March is a Wednesday, what day of the week is 14 April? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
10. 10.If 5 March is a Sunday, what day of the week is 17 March? (a) Thursday (b) Friday (c) Saturday (d) Sunday
11. 11.If 10 May is a Friday, what day of the week is 18 May? (a) Monday (b) Saturday (c) Sunday (d) Friday
12. 12.Today is Wednesday. What day of the week will it be after 91 days? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
13. 13.If 4 December is a Wednesday, what day of the week is 18 December? (a) Friday (b) Tuesday (c) Thursday (d) Wednesday
14. 14.If 13 August is a Thursday, what day of the week is 5 September? (a) Monday (b) Sunday (c) Friday (d) Saturday
15. 15.If 8 October is a Tuesday, what day of the week is 23 October? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
16. 16.If 24 May is a Sunday, what day of the week is 13 June? (a) Saturday (b) Friday (c) Sunday (d) Monday
17. 17.Today is Thursday. What day of the week will it be after 96 days? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
18. 18.If 15 March is a Saturday, what day of the week is 26 March? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
19. 19.If 1 October is a Wednesday, what day of the week is 12 October? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
20. 20.Today is Friday. What day of the week will it be after 81 days? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
21. 21.Today is Tuesday. What day of the week will it be after 32 days? (a) Friday (b) Monday (c) Sunday (d) Saturday
22. 22.If 17 May is a Sunday, what day of the week is 1 June? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
23. 23.Today is Monday. What day of the week will it be after 58 days? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
24. 24.Today is Tuesday. What day of the week will it be after 21 days? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
25. 25.If 10 January is a Tuesday, what day of the week is 24 January? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
26. 26.If 6 May is a Sunday, what day of the week is 16 May? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
27. 27.If 5 October is a Tuesday, what day of the week is 14 October? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
28. 28.Today is Sunday. What day of the week will it be after 21 days? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
29. 29.If 14 December is a Friday, what day of the week is 29 December? (a) Friday (b) Sunday (c) Saturday (d) Monday
30. 30.If 11 January is a Saturday, what day of the week is 23 January? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
31. 31.Today is Sunday. What day of the week will it be after 70 days? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
32. 32.If 12 July is a Thursday, what day of the week is 24 July? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
33. 33.If 7 August is a Monday, what day of the week is 22 August? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
34. 34.If 7 October is a Thursday, what day of the week is 22 October? (a) Friday (b) Thursday (c) Saturday (d) Sunday
35. 35.Today is Tuesday. What day of the week will it be after 62 days? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
36. 36.If 15 July is a Wednesday, what day of the week is 24 July? (a) Thursday (b) Saturday (c) Sunday (d) Friday
37. 37.If 21 August is a Wednesday, what day of the week is 17 September? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
38. 38.If 23 October is a Tuesday, what day of the week is 15 November? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
39. 39.Today is Thursday. What day of the week will it be after 23 days? (a) Friday (b) Sunday (c) Saturday (d) Monday
40. 40.If 7 January is a Monday, what day of the week is 15 January? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday

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