Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 173 · 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 Wednesday. What day of the week will it be after 36 days? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
2. 2.If 4 March is a Wednesday, what day of the week is 20 March? (a) Sunday (b) Thursday (c) Saturday (d) Friday
3. 3.Today is Saturday. What day of the week will it be after 99 days? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
4. 4.Today is Wednesday. What day of the week will it be after 75 days? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
5. 5.If 8 January is a Wednesday, what day of the week is 19 January? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
6. 6.If 9 July is a Friday, what day of the week is 22 July? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
7. 7.If 19 September is a Friday, what day of the week is 8 October? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
8. 8.If 30 October is a Monday, what day of the week is 6 November? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
9. 9.If 14 March is a Thursday, what day of the week is 16 April? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
10. 10.If 9 December is a Friday, what day of the week is 24 December? (a) Sunday (b) Monday (c) Saturday (d) Friday
11. 11.If 25 May is a Wednesday, what day of the week is 11 June? (a) Sunday (b) Saturday (c) Friday (d) Monday
12. 12.If 4 October is a Saturday, what day of the week is 20 October? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
13. 13.If 14 September is a Wednesday, what day of the week is 12 October? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
14. 14.Today is Sunday. What day of the week will it be after 77 days? (a) Sunday (b) Saturday (c) Monday (d) Tuesday
15. 15.Today is Tuesday. What day of the week will it be after 83 days? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
16. 16.Today is Monday. What day of the week will it be after 69 days? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
17. 17.If 15 December is a Thursday, what day of the week is 30 December? (a) Saturday (b) Friday (c) Thursday (d) Sunday
18. 18.If 31 October is a Thursday, what day of the week is 17 November? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
19. 19.If 24 May is a Monday, what day of the week is 2 June? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
20. 20.If 29 January is a Sunday, what day of the week is 6 February? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
21. 21.Today is Monday. What day of the week will it be after 47 days? (a) Sunday (b) Monday (c) Saturday (d) Friday
22. 22.If 16 April is a Monday, what day of the week is 3 May? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
23. 23.If 16 August is a Tuesday, what day of the week is 8 September? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
24. 24.If 8 March is a Saturday, what day of the week is 20 March? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
25. 25.If 22 October is a Tuesday, what day of the week is 14 November? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
26. 26.Today is Monday. What day of the week will it be after 31 days? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
27. 27.If 3 January is a Tuesday, what day of the week is 13 January? (a) Thursday (b) Saturday (c) Friday (d) Sunday
28. 28.If 23 January is a Wednesday, what day of the week is 4 February? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
29. 29.If 12 April is a Wednesday, what day of the week is 3 May? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
30. 30.Today is Monday. What day of the week will it be after 66 days? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
31. 31.If 11 January is a Sunday, what day of the week is 19 February? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
32. 32.If 8 August is a Sunday, what day of the week is 23 August? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
33. 33.If 14 December is a Friday, what day of the week is 27 December? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
34. 34.If 3 March is a Friday, what day of the week is 17 March? (a) Friday (b) Thursday (c) Sunday (d) Saturday
35. 35.If 26 September is a Sunday, what day of the week is 9 October? (a) Sunday (b) Saturday (c) Monday (d) Friday
36. 36.If 5 October is a Saturday, what day of the week is 19 October? (a) Monday (b) Sunday (c) Saturday (d) Friday
37. 37.If 1 May is a Friday, what day of the week is 10 May? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
38. 38.Today is Saturday. What day of the week will it be after 47 days? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
39. 39.If 17 July is a Tuesday, what day of the week is 4 August? (a) Monday (b) Sunday (c) Friday (d) Saturday
40. 40.If 10 July is a Wednesday, what day of the week is 24 July? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday

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