Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 560 · 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 Thursday. What day of the week will it be after 75 days? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
2. 2.If 15 January is a Tuesday, what day of the week is 19 February? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
3. 3.If 4 May is a Tuesday, what day of the week is 19 May? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
4. 4.If 9 August is a Wednesday, what day of the week is 19 August? (a) Sunday (b) Friday (c) Monday (d) Saturday
5. 5.If 2 May is a Wednesday, what day of the week is 11 May? (a) Saturday (b) Thursday (c) Sunday (d) Friday
6. 6.If 5 May is a Tuesday, what day of the week is 21 May? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
7. 7.If 18 May is a Saturday, what day of the week is 16 June? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
8. 8.If 6 October is a Saturday, what day of the week is 20 October? (a) Monday (b) Sunday (c) Saturday (d) Friday
9. 9.If 1 October is a Saturday, what day of the week is 17 October? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
10. 10.If 28 September is a Tuesday, what day of the week is 2 October? (a) Friday (b) Sunday (c) Monday (d) Saturday
11. 11.If 22 September is a Tuesday, what day of the week is 15 October? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
12. 12.If 13 August is a Tuesday, what day of the week is 22 August? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
13. 13.If 10 March is a Sunday, what day of the week is 20 March? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
14. 14.If 25 April is a Sunday, what day of the week is 11 May? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
15. 15.If 2 March is a Saturday, what day of the week is 18 March? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
16. 16.If 30 May is a Friday, what day of the week is 15 June? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
17. 17.If 27 April is a Saturday, what day of the week is 15 May? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
18. 18.If 3 December is a Monday, what day of the week is 13 December? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
19. 19.Today is Wednesday. What day of the week will it be after 71 days? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
20. 20.If 21 April is a Tuesday, what day of the week is 15 May? (a) Thursday (b) Sunday (c) Friday (d) Saturday
21. 21.If 16 January is a Saturday, what day of the week is 3 February? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
22. 22.If 26 July is a Wednesday, what day of the week is 11 August? (a) Friday (b) Saturday (c) Sunday (d) Thursday
23. 23.Today is Monday. What day of the week will it be after 32 days? (a) Saturday (b) Friday (c) Sunday (d) Thursday
24. 24.Today is Tuesday. What day of the week will it be after 91 days? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
25. 25.If 9 May is a Monday, what day of the week is 19 May? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
26. 26.If 15 July is a Tuesday, what day of the week is 11 August? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
27. 27.Today is Saturday. What day of the week will it be after 27 days? (a) Sunday (b) Friday (c) Saturday (d) Thursday
28. 28.If 16 April is a Monday, what day of the week is 7 May? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
29. 29.If 8 March is a Tuesday, what day of the week is 21 March? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
30. 30.If 9 December is a Saturday, what day of the week is 20 December? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
31. 31.If 13 October is a Tuesday, what day of the week is 1 November? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
32. 32.If 2 August is a Wednesday, what day of the week is 14 August? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
33. 33.Today is Saturday. What day of the week will it be after 84 days? (a) Saturday (b) Friday (c) Monday (d) Sunday
34. 34.Today is Monday. What day of the week will it be after 81 days? (a) Thursday (b) Sunday (c) Saturday (d) Friday
35. 35.Today is Sunday. What day of the week will it be after 76 days? (a) Monday (b) Friday (c) Sunday (d) Saturday
36. 36.If 3 May is a Saturday, what day of the week is 11 May? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
37. 37.Today is Tuesday. What day of the week will it be after 18 days? (a) Saturday (b) Friday (c) Monday (d) Sunday
38. 38.If 15 December is a Wednesday, what day of the week is 28 December? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
39. 39.If 15 January is a Monday, what day of the week is 1 February? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
40. 40.If 12 May is a Saturday, what day of the week is 2 June? (a) Saturday (b) Friday (c) Sunday (d) Monday

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