Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 300 · 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 Tuesday. What day of the week will it be after 14 days? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
2. 2.Today is Wednesday. What day of the week will it be after 20 days? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
3. 3.If 11 August is a Wednesday, what day of the week is 19 August? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
4. 4.Today is Tuesday. What day of the week will it be after 75 days? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
5. 5.If 11 August is a Monday, what day of the week is 26 August? (a) Tuesday (b) Monday (c) Wednesday (d) Thursday
6. 6.If 8 October is a Sunday, what day of the week is 20 October? (a) Saturday (b) Thursday (c) Sunday (d) Friday
7. 7.If 15 August is a Thursday, what day of the week is 15 September? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
8. 8.Today is Tuesday. What day of the week will it be after 47 days? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
9. 9.If 18 October is a Sunday, what day of the week is 20 November? (a) Friday (b) Saturday (c) Sunday (d) Thursday
10. 10.If 15 May is a Monday, what day of the week is 27 May? (a) Monday (b) Saturday (c) Friday (d) Sunday
11. 11.Today is Thursday. What day of the week will it be after 90 days? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
12. 12.If 1 January is a Friday, what day of the week is 9 January? (a) Sunday (b) Monday (c) Saturday (d) Friday
13. 13.If 13 May is a Saturday, what day of the week is 22 May? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
14. 14.If 22 April is a Tuesday, what day of the week is 6 May? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
15. 15.Today is Monday. What day of the week will it be after 72 days? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
16. 16.If 26 May is a Tuesday, what day of the week is 6 June? (a) Saturday (b) Friday (c) Monday (d) Sunday
17. 17.Today is Tuesday. What day of the week will it be after 83 days? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
18. 18.If 3 July is a Monday, what day of the week is 12 July? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
19. 19.If 6 December is a Thursday, what day of the week is 15 December? (a) Saturday (b) Sunday (c) Monday (d) Friday
20. 20.If 14 October is a Wednesday, what day of the week is 19 November? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
21. 21.If 21 May is a Monday, what day of the week is 3 June? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
22. 22.If 11 October is a Thursday, what day of the week is 11 November? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
23. 23.If 7 May is a Sunday, what day of the week is 16 May? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
24. 24.If 12 November is a Friday, what day of the week is 13 December? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
25. 25.If 14 October is a Thursday, what day of the week is 15 November? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
26. 26.If 25 June is a Wednesday, what day of the week is 19 July? (a) Sunday (b) Friday (c) Monday (d) Saturday
27. 27.Today is Monday. What day of the week will it be after 22 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
28. 28.Today is Friday. What day of the week will it be after 98 days? (a) Friday (b) Thursday (c) Sunday (d) Saturday
29. 29.Today is Friday. What day of the week will it be after 47 days? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
30. 30.If 20 January is a Sunday, what day of the week is 8 February? (a) Friday (b) Saturday (c) Thursday (d) Sunday
31. 31.If 1 July is a Tuesday, what day of the week is 11 July? (a) Thursday (b) Saturday (c) Sunday (d) Friday
32. 32.If 24 August is a Sunday, what day of the week is 7 September? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
33. 33.If 16 September is a Thursday, what day of the week is 18 October? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
34. 34.Today is Sunday. What day of the week will it be after 96 days? (a) Sunday (b) Friday (c) Thursday (d) Saturday
35. 35.If 3 March is a Monday, what day of the week is 13 March? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
36. 36.If 10 July is a Sunday, what day of the week is 19 July? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
37. 37.If 15 March is a Tuesday, what day of the week is 25 March? (a) Sunday (b) Friday (c) Saturday (d) Thursday
38. 38.Today is Monday. What day of the week will it be after 14 days? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
39. 39.If 22 October is a Monday, what day of the week is 7 November? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
40. 40.Today is Friday. What day of the week will it be after 77 days? (a) Saturday (b) Thursday (c) Friday (d) Sunday

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