Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 694 · 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 January is a Thursday, what day of the week is 20 January? (a) Saturday (b) Friday (c) Thursday (d) Sunday
2. 2.If 6 July is a Saturday, what day of the week is 16 July? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
3. 3.If 15 January is a Wednesday, what day of the week is 23 January? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
4. 4.If 22 June is a Sunday, what day of the week is 5 July? (a) Saturday (b) Monday (c) Friday (d) Sunday
5. 5.If 1 December is a Wednesday, what day of the week is 15 December? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
6. 6.If 15 April is a Saturday, what day of the week is 9 May? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
7. 7.Today is Friday. What day of the week will it be after 18 days? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
8. 8.Today is Wednesday. What day of the week will it be after 48 days? (a) Tuesday (b) Monday (c) Wednesday (d) Thursday
9. 9.If 15 July is a Thursday, what day of the week is 2 August? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
10. 10.Today is Sunday. What day of the week will it be after 46 days? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
11. 11.If 12 April is a Wednesday, what day of the week is 9 May? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
12. 12.Today is Tuesday. What day of the week will it be after 90 days? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
13. 13.If 4 January is a Saturday, what day of the week is 17 January? (a) Saturday (b) Friday (c) Thursday (d) Sunday
14. 14.If 15 May is a Monday, what day of the week is 26 May? (a) Sunday (b) Saturday (c) Thursday (d) Friday
15. 15.If 13 May is a Saturday, what day of the week is 7 June? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
16. 16.If 12 March is a Tuesday, what day of the week is 27 March? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
17. 17.If 3 May is a Wednesday, what day of the week is 11 May? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
18. 18.If 7 October is a Thursday, what day of the week is 15 October? (a) Saturday (b) Sunday (c) Friday (d) Thursday
19. 19.If 16 September is a Sunday, what day of the week is 18 October? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
20. 20.Today is Saturday. What day of the week will it be after 35 days? (a) Saturday (b) Sunday (c) Friday (d) Monday
21. 21.If 12 September is a Sunday, what day of the week is 6 October? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
22. 22.If 21 April is a Monday, what day of the week is 1 May? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
23. 23.If 5 March is a Tuesday, what day of the week is 15 March? (a) Sunday (b) Friday (c) Thursday (d) Saturday
24. 24.If 7 December is a Tuesday, what day of the week is 15 December? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
25. 25.If 15 August is a Tuesday, what day of the week is 3 September? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
26. 26.If 7 December is a Wednesday, what day of the week is 17 December? (a) Monday (b) Sunday (c) Friday (d) Saturday
27. 27.Today is Sunday. What day of the week will it be after 32 days? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
28. 28.Today is Thursday. What day of the week will it be after 28 days? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
29. 29.Today is Wednesday. What day of the week will it be after 31 days? (a) Sunday (b) Monday (c) Friday (d) Saturday
30. 30.If 18 October is a Friday, what day of the week is 4 November? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
31. 31.If 20 July is a Saturday, what day of the week is 13 August? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
32. 32.If 15 September is a Monday, what day of the week is 1 October? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
33. 33.If 11 January is a Saturday, what day of the week is 22 January? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
34. 34.If 27 August is a Monday, what day of the week is 2 September? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
35. 35.Today is Monday. What day of the week will it be after 28 days? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
36. 36.Today is Thursday. What day of the week will it be after 54 days? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
37. 37.If 24 April is a Wednesday, what day of the week is 1 May? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
38. 38.Today is Monday. What day of the week will it be after 80 days? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
39. 39.Today is Thursday. What day of the week will it be after 31 days? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
40. 40.If 10 August is a Thursday, what day of the week is 23 August? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday

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