Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 43 · 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 9 May is a Monday, what day of the week is 17 May? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
2. 2.Today is Monday. What day of the week will it be after 97 days? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
3. 3.Today is Saturday. What day of the week will it be after 94 days? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
4. 4.If 12 March is a Thursday, what day of the week is 26 March? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
5. 5.If 12 August is a Thursday, what day of the week is 24 August? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
6. 6.Today is Tuesday. What day of the week will it be after 12 days? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
7. 7.If 14 November is a Friday, what day of the week is 19 December? (a) Saturday (b) Sunday (c) Friday (d) Thursday
8. 8.Today is Sunday. What day of the week will it be after 64 days? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
9. 9.If 11 October is a Saturday, what day of the week is 13 November? (a) Thursday (b) Saturday (c) Friday (d) Wednesday
10. 10.If 11 August is a Wednesday, what day of the week is 13 September? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
11. 11.If 11 May is a Saturday, what day of the week is 8 June? (a) Sunday (b) Friday (c) Monday (d) Saturday
12. 12.If 9 December is a Thursday, what day of the week is 25 December? (a) Monday (b) Sunday (c) Friday (d) Saturday
13. 13.Today is Monday. What day of the week will it be after 61 days? (a) Friday (b) Saturday (c) Sunday (d) Monday
14. 14.If 21 May is a Monday, what day of the week is 19 June? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
15. 15.If 29 April is a Wednesday, what day of the week is 20 May? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
16. 16.If 10 January is a Sunday, what day of the week is 18 January? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
17. 17.If 26 April is a Wednesday, what day of the week is 7 May? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
18. 18.If 17 April is a Thursday, what day of the week is 11 May? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
19. 19.If 7 May is a Tuesday, what day of the week is 21 May? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
20. 20.Today is Sunday. What day of the week will it be after 24 days? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
21. 21.If 30 July is a Tuesday, what day of the week is 16 August? (a) Thursday (b) Sunday (c) Friday (d) Saturday
22. 22.Today is Tuesday. What day of the week will it be after 67 days? (a) Saturday (b) Sunday (c) Monday (d) Friday
23. 23.If 15 August is a Friday, what day of the week is 10 September? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
24. 24.If 25 July is a Thursday, what day of the week is 1 August? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
25. 25.If 18 November is a Friday, what day of the week is 9 December? (a) Saturday (b) Sunday (c) Friday (d) Thursday
26. 26.If 25 August is a Saturday, what day of the week is 6 September? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
27. 27.If 27 April is a Monday, what day of the week is 6 May? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
28. 28.If 8 May is a Friday, what day of the week is 19 May? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
29. 29.If 3 December is a Tuesday, what day of the week is 14 December? (a) Sunday (b) Friday (c) Monday (d) Saturday
30. 30.Today is Thursday. What day of the week will it be after 91 days? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
31. 31.Today is Thursday. What day of the week will it be after 85 days? (a) Thursday (b) Saturday (c) Sunday (d) Friday
32. 32.Today is Monday. What day of the week will it be after 83 days? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
33. 33.If 6 March is a Tuesday, what day of the week is 16 March? (a) Thursday (b) Sunday (c) Saturday (d) Friday
34. 34.If 4 January is a Thursday, what day of the week is 14 January? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
35. 35.Today is Friday. What day of the week will it be after 78 days? (a) Saturday (b) Friday (c) Sunday (d) Monday
36. 36.Today is Monday. What day of the week will it be after 59 days? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
37. 37.Today is Wednesday. What day of the week will it be after 80 days? (a) Saturday (b) Friday (c) Sunday (d) Monday
38. 38.If 27 September is a Monday, what day of the week is 7 October? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
39. 39.Today is Thursday. What day of the week will it be after 38 days? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
40. 40.If 30 January is a Monday, what day of the week is 8 February? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday

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