Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 717 · 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 Saturday. What day of the week will it be after 95 days? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
2. 2.If 14 April is a Tuesday, what day of the week is 18 May? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
3. 3.Today is Sunday. What day of the week will it be after 16 days? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
4. 4.Today is Monday. What day of the week will it be after 90 days? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
5. 5.If 19 October is a Tuesday, what day of the week is 4 November? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
6. 6.If 8 March is a Monday, what day of the week is 18 March? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
7. 7.If 26 April is a Saturday, what day of the week is 13 May? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
8. 8.If 24 June is a Thursday, what day of the week is 6 July? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
9. 9.If 30 November is a Friday, what day of the week is 17 December? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
10. 10.If 11 September is a Sunday, what day of the week is 14 October? (a) Friday (b) Sunday (c) Saturday (d) Thursday
11. 11.Today is Sunday. What day of the week will it be after 58 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
12. 12.If 2 March is a Friday, what day of the week is 18 March? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
13. 13.If 14 August is a Monday, what day of the week is 27 August? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
14. 14.Today is Monday. What day of the week will it be after 11 days? (a) Saturday (b) Sunday (c) Thursday (d) Friday
15. 15.If 13 November is a Monday, what day of the week is 17 December? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
16. 16.If 5 July is a Monday, what day of the week is 19 July? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
17. 17.If 14 July is a Saturday, what day of the week is 24 July? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
18. 18.Today is Saturday. What day of the week will it be after 89 days? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
19. 19.If 25 September is a Wednesday, what day of the week is 1 October? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
20. 20.If 10 August is a Sunday, what day of the week is 26 August? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
21. 21.Today is Saturday. What day of the week will it be after 62 days? (a) Sunday (b) Thursday (c) Saturday (d) Friday
22. 22.If 15 May is a Friday, what day of the week is 30 May? (a) Friday (b) Sunday (c) Monday (d) Saturday
23. 23.If 8 July is a Thursday, what day of the week is 20 July? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
24. 24.Today is Sunday. What day of the week will it be after 19 days? (a) Saturday (b) Friday (c) Thursday (d) Sunday
25. 25.If 29 March is a Sunday, what day of the week is 8 April? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
26. 26.If 30 June is a Thursday, what day of the week is 19 July? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
27. 27.Today is Tuesday. What day of the week will it be after 81 days? (a) Sunday (b) Friday (c) Monday (d) Saturday
28. 28.Today is Thursday. What day of the week will it be after 36 days? (a) Thursday (b) Friday (c) Sunday (d) Saturday
29. 29.If 24 July is a Wednesday, what day of the week is 1 August? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
30. 30.If 17 May is a Tuesday, what day of the week is 20 June? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
31. 31.Today is Sunday. What day of the week will it be after 85 days? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
32. 32.Today is Wednesday. What day of the week will it be after 17 days? (a) Monday (b) Friday (c) Sunday (d) Saturday
33. 33.If 6 December is a Saturday, what day of the week is 20 December? (a) Monday (b) Saturday (c) Sunday (d) Friday
34. 34.If 31 March is a Sunday, what day of the week is 5 April? (a) Thursday (b) Saturday (c) Friday (d) Sunday
35. 35.If 3 December is a Monday, what day of the week is 11 December? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
36. 36.Today is Sunday. What day of the week will it be after 51 days? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
37. 37.If 23 March is a Tuesday, what day of the week is 16 April? (a) Friday (b) Saturday (c) Sunday (d) Thursday
38. 38.Today is Tuesday. What day of the week will it be after 15 days? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
39. 39.If 27 September is a Friday, what day of the week is 13 October? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
40. 40.Today is Thursday. What day of the week will it be after 39 days? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday

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