Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 815 · 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 Monday. What day of the week will it be after 55 days? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
2. 2.If 29 April is a Saturday, what day of the week is 19 May? (a) Saturday (b) Sunday (c) Friday (d) Thursday
3. 3.If 10 November is a Monday, what day of the week is 17 December? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
4. 4.If 13 December is a Friday, what day of the week is 24 December? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
5. 5.Today is Saturday. What day of the week will it be after 56 days? (a) Saturday (b) Friday (c) Sunday (d) Monday
6. 6.If 14 May is a Monday, what day of the week is 19 June? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
7. 7.If 9 March is a Tuesday, what day of the week is 19 March? (a) Friday (b) Thursday (c) Sunday (d) Saturday
8. 8.If 15 October is a Friday, what day of the week is 31 October? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
9. 9.Today is Monday. What day of the week will it be after 66 days? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
10. 10.If 1 December is a Thursday, what day of the week is 15 December? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
11. 11.Today is Tuesday. What day of the week will it be after 90 days? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
12. 12.Today is Friday. What day of the week will it be after 29 days? (a) Saturday (b) Monday (c) Sunday (d) Friday
13. 13.If 21 October is a Wednesday, what day of the week is 17 November? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
14. 14.If 1 January is a Saturday, what day of the week is 11 January? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
15. 15.If 15 June is a Saturday, what day of the week is 20 July? (a) Friday (b) Saturday (c) Sunday (d) Monday
16. 16.If 21 July is a Friday, what day of the week is 9 August? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
17. 17.If 2 March is a Saturday, what day of the week is 18 March? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
18. 18.If 7 May is a Wednesday, what day of the week is 16 May? (a) Saturday (b) Friday (c) Sunday (d) Thursday
19. 19.If 10 December is a Sunday, what day of the week is 18 December? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
20. 20.If 17 March is a Wednesday, what day of the week is 20 April? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
21. 21.If 8 March is a Wednesday, what day of the week is 21 March? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
22. 22.If 10 March is a Sunday, what day of the week is 11 April? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
23. 23.Today is Monday. What day of the week will it be after 97 days? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
24. 24.If 8 January is a Saturday, what day of the week is 17 January? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
25. 25.If 5 December is a Tuesday, what day of the week is 18 December? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
26. 26.If 11 December is a Tuesday, what day of the week is 24 December? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
27. 27.If 5 July is a Friday, what day of the week is 17 July? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
28. 28.Today is Saturday. What day of the week will it be after 60 days? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
29. 29.If 21 March is a Friday, what day of the week is 5 April? (a) Monday (b) Friday (c) Saturday (d) Sunday
30. 30.Today is Friday. What day of the week will it be after 98 days? (a) Saturday (b) Friday (c) Sunday (d) Thursday
31. 31.If 23 October is a Tuesday, what day of the week is 3 November? (a) Monday (b) Saturday (c) Friday (d) Sunday
32. 32.If 11 August is a Thursday, what day of the week is 19 August? (a) Saturday (b) Sunday (c) Friday (d) Thursday
33. 33.If 14 December is a Saturday, what day of the week is 24 December? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
34. 34.If 13 January is a Sunday, what day of the week is 29 January? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
35. 35.If 17 October is a Thursday, what day of the week is 9 November? (a) Sunday (b) Saturday (c) Monday (d) Friday
36. 36.If 27 April is a Wednesday, what day of the week is 16 May? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
37. 37.If 4 October is a Wednesday, what day of the week is 18 October? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
38. 38.Today is Sunday. What day of the week will it be after 15 days? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
39. 39.If 15 January is a Saturday, what day of the week is 31 January? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
40. 40.Today is Monday. What day of the week will it be after 21 days? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday

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