Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 325 · 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 7 January is a Sunday, what day of the week is 16 January? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
2. 2.If 14 May is a Friday, what day of the week is 28 May? (a) Sunday (b) Thursday (c) Saturday (d) Friday
3. 3.If 8 December is a Wednesday, what day of the week is 16 December? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
4. 4.If 24 August is a Wednesday, what day of the week is 6 September? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
5. 5.If 10 July is a Tuesday, what day of the week is 23 July? (a) Monday (b) Tuesday (c) Wednesday (d) Sunday
6. 6.If 13 October is a Monday, what day of the week is 27 October? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
7. 7.If 10 July is a Thursday, what day of the week is 24 July? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
8. 8.If 15 January is a Wednesday, what day of the week is 17 February? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
9. 9.If 13 January is a Wednesday, what day of the week is 24 January? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
10. 10.Today is Tuesday. What day of the week will it be after 42 days? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
11. 11.Today is Wednesday. What day of the week will it be after 54 days? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
12. 12.If 15 September is a Wednesday, what day of the week is 20 October? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
13. 13.If 25 August is a Saturday, what day of the week is 11 September? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
14. 14.Today is Saturday. What day of the week will it be after 14 days? (a) Monday (b) Saturday (c) Sunday (d) Friday
15. 15.Today is Friday. What day of the week will it be after 62 days? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
16. 16.Today is Wednesday. What day of the week will it be after 58 days? (a) Thursday (b) Sunday (c) Saturday (d) Friday
17. 17.If 15 August is a Tuesday, what day of the week is 1 September? (a) Saturday (b) Friday (c) Thursday (d) Sunday
18. 18.If 23 March is a Saturday, what day of the week is 19 April? (a) Friday (b) Sunday (c) Thursday (d) Saturday
19. 19.If 16 July is a Tuesday, what day of the week is 16 August? (a) Saturday (b) Thursday (c) Sunday (d) Friday
20. 20.If 19 April is a Tuesday, what day of the week is 5 May? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
21. 21.If 15 May is a Friday, what day of the week is 25 May? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
22. 22.If 10 July is a Monday, what day of the week is 21 July? (a) Friday (b) Sunday (c) Thursday (d) Saturday
23. 23.If 6 October is a Monday, what day of the week is 16 October? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
24. 24.If 18 May is a Tuesday, what day of the week is 13 June? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
25. 25.If 15 December is a Thursday, what day of the week is 28 December? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
26. 26.If 12 January is a Saturday, what day of the week is 23 January? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
27. 27.Today is Tuesday. What day of the week will it be after 69 days? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
28. 28.Today is Sunday. What day of the week will it be after 77 days? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
29. 29.If 11 March is a Thursday, what day of the week is 5 April? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
30. 30.If 2 July is a Tuesday, what day of the week is 12 July? (a) Saturday (b) Sunday (c) Friday (d) Thursday
31. 31.Today is Friday. What day of the week will it be after 39 days? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
32. 32.Today is Tuesday. What day of the week will it be after 82 days? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
33. 33.If 14 January is a Friday, what day of the week is 18 February? (a) Thursday (b) Friday (c) Saturday (d) Sunday
34. 34.If 28 March is a Wednesday, what day of the week is 14 April? (a) Monday (b) Sunday (c) Friday (d) Saturday
35. 35.If 16 March is a Monday, what day of the week is 18 April? (a) Friday (b) Sunday (c) Monday (d) Saturday
36. 36.Today is Friday. What day of the week will it be after 74 days? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
37. 37.Today is Thursday. What day of the week will it be after 75 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
38. 38.If 29 August is a Tuesday, what day of the week is 5 September? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
39. 39.If 1 March is a Thursday, what day of the week is 10 March? (a) Friday (b) Monday (c) Saturday (d) Sunday
40. 40.If 15 July is a Saturday, what day of the week is 17 August? (a) Wednesday (b) Thursday (c) Saturday (d) Friday

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