Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 189 · 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 23 June is a Wednesday, what day of the week is 18 July? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
2. 2.If 12 July is a Saturday, what day of the week is 26 July? (a) Friday (b) Sunday (c) Saturday (d) Monday
3. 3.If 2 August is a Tuesday, what day of the week is 15 August? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
4. 4.If 30 October is a Wednesday, what day of the week is 8 November? (a) Friday (b) Sunday (c) Thursday (d) Saturday
5. 5.If 10 August is a Saturday, what day of the week is 26 August? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
6. 6.If 25 January is a Tuesday, what day of the week is 14 February? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
7. 7.Today is Wednesday. What day of the week will it be after 28 days? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
8. 8.If 9 January is a Tuesday, what day of the week is 24 January? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
9. 9.If 4 July is a Tuesday, what day of the week is 12 July? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
10. 10.Today is Tuesday. What day of the week will it be after 42 days? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
11. 11.If 12 August is a Wednesday, what day of the week is 26 August? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
12. 12.If 10 December is a Tuesday, what day of the week is 20 December? (a) Sunday (b) Saturday (c) Friday (d) Thursday
13. 13.Today is Saturday. What day of the week will it be after 85 days? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
14. 14.Today is Saturday. What day of the week will it be after 93 days? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
15. 15.If 15 September is a Tuesday, what day of the week is 13 October? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
16. 16.Today is Thursday. What day of the week will it be after 98 days? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
17. 17.If 27 March is a Friday, what day of the week is 13 April? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
18. 18.Today is Saturday. What day of the week will it be after 67 days? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
19. 19.Today is Wednesday. What day of the week will it be after 97 days? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
20. 20.Today is Thursday. What day of the week will it be after 72 days? (a) Sunday (b) Friday (c) Monday (d) Saturday
21. 21.Today is Thursday. What day of the week will it be after 80 days? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
22. 22.If 1 December is a Monday, what day of the week is 12 December? (a) Friday (b) Saturday (c) Sunday (d) Thursday
23. 23.If 2 January is a Monday, what day of the week is 18 January? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
24. 24.If 3 May is a Saturday, what day of the week is 14 May? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
25. 25.If 15 March is a Friday, what day of the week is 31 March? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
26. 26.If 22 August is a Sunday, what day of the week is 10 September? (a) Friday (b) Thursday (c) Saturday (d) Sunday
27. 27.If 13 May is a Wednesday, what day of the week is 21 May? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
28. 28.If 11 August is a Saturday, what day of the week is 25 August? (a) Sunday (b) Monday (c) Saturday (d) Friday
29. 29.Today is Sunday. What day of the week will it be after 11 days? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
30. 30.Today is Thursday. What day of the week will it be after 13 days? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
31. 31.If 21 October is a Sunday, what day of the week is 2 November? (a) Sunday (b) Friday (c) Saturday (d) Thursday
32. 32.If 10 April is a Thursday, what day of the week is 8 May? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
33. 33.If 29 August is a Friday, what day of the week is 8 September? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
34. 34.If 17 March is a Sunday, what day of the week is 20 April? (a) Monday (b) Sunday (c) Saturday (d) Friday
35. 35.If 24 October is a Thursday, what day of the week is 8 November? (a) Sunday (b) Thursday (c) Friday (d) Saturday
36. 36.If 18 May is a Friday, what day of the week is 8 June? (a) Sunday (b) Saturday (c) Friday (d) Thursday
37. 37.If 10 August is a Friday, what day of the week is 22 August? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
38. 38.Today is Wednesday. What day of the week will it be after 29 days? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
39. 39.If 3 March is a Monday, what day of the week is 11 March? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
40. 40.Today is Monday. What day of the week will it be after 97 days? (a) Monday (b) Saturday (c) Tuesday (d) Sunday

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