Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 468 · 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 12 March is a Sunday, what day of the week is 21 March? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
2. 2.If 3 December is a Friday, what day of the week is 15 December? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
3. 3.If 29 September is a Monday, what day of the week is 16 October? (a) Thursday (b) Saturday (c) Friday (d) Wednesday
4. 4.Today is Saturday. What day of the week will it be after 75 days? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
5. 5.If 27 March is a Wednesday, what day of the week is 5 April? (a) Thursday (b) Friday (c) Sunday (d) Saturday
6. 6.If 17 June is a Monday, what day of the week is 6 July? (a) Friday (b) Saturday (c) Monday (d) Sunday
7. 7.If 20 April is a Tuesday, what day of the week is 2 May? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
8. 8.Today is Friday. What day of the week will it be after 19 days? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
9. 9.If 1 October is a Tuesday, what day of the week is 13 October? (a) Sunday (b) Saturday (c) Monday (d) Tuesday
10. 10.If 7 March is a Sunday, what day of the week is 21 March? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
11. 11.Today is Tuesday. What day of the week will it be after 86 days? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
12. 12.If 9 May is a Saturday, what day of the week is 23 May? (a) Sunday (b) Saturday (c) Friday (d) Monday
13. 13.Today is Thursday. What day of the week will it be after 53 days? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
14. 14.If 30 August is a Thursday, what day of the week is 16 September? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
15. 15.If 30 November is a Monday, what day of the week is 13 December? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
16. 16.If 11 October is a Monday, what day of the week is 22 October? (a) Thursday (b) Sunday (c) Saturday (d) Friday
17. 17.If 9 May is a Tuesday, what day of the week is 22 May? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
18. 18.If 8 August is a Wednesday, what day of the week is 20 August? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
19. 19.If 17 September is a Tuesday, what day of the week is 4 October? (a) Thursday (b) Sunday (c) Saturday (d) Friday
20. 20.Today is Monday. What day of the week will it be after 79 days? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
21. 21.If 22 January is a Thursday, what day of the week is 7 February? (a) Friday (b) Saturday (c) Monday (d) Sunday
22. 22.Today is Tuesday. What day of the week will it be after 59 days? (a) Sunday (b) Thursday (c) Friday (d) Saturday
23. 23.If 14 March is a Tuesday, what day of the week is 5 April? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
24. 24.If 21 July is a Sunday, what day of the week is 1 August? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
25. 25.If 11 October is a Saturday, what day of the week is 26 October? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
26. 26.If 13 December is a Sunday, what day of the week is 27 December? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
27. 27.If 12 October is a Tuesday, what day of the week is 1 November? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
28. 28.If 25 July is a Thursday, what day of the week is 13 August? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
29. 29.If 12 December is a Sunday, what day of the week is 23 December? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
30. 30.Today is Sunday. What day of the week will it be after 43 days? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
31. 31.If 13 October is a Saturday, what day of the week is 28 October? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
32. 32.Today is Saturday. What day of the week will it be after 26 days? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
33. 33.If 13 October is a Sunday, what day of the week is 23 October? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
34. 34.Today is Monday. What day of the week will it be after 96 days? (a) Sunday (b) Friday (c) Saturday (d) Monday
35. 35.Today is Thursday. What day of the week will it be after 20 days? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
36. 36.If 3 March is a Friday, what day of the week is 14 March? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
37. 37.Today is Friday. What day of the week will it be after 66 days? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
38. 38.If 3 January is a Thursday, what day of the week is 17 January? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
39. 39.If 19 August is a Sunday, what day of the week is 14 September? (a) Thursday (b) Friday (c) Sunday (d) Saturday
40. 40.If 15 June is a Tuesday, what day of the week is 19 July? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday

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