Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 685 · 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 18 July is a Saturday, what day of the week is 5 August? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
2. 2.If 14 November is a Saturday, what day of the week is 6 December? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
3. 3.Today is Monday. What day of the week will it be after 55 days? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
4. 4.If 20 October is a Wednesday, what day of the week is 10 November? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
5. 5.Today is Saturday. What day of the week will it be after 31 days? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
6. 6.If 5 May is a Tuesday, what day of the week is 18 May? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
7. 7.If 12 July is a Saturday, what day of the week is 24 July? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
8. 8.If 29 September is a Sunday, what day of the week is 2 October? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
9. 9.Today is Wednesday. What day of the week will it be after 25 days? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
10. 10.If 5 October is a Friday, what day of the week is 16 October? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
11. 11.Today is Wednesday. What day of the week will it be after 27 days? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
12. 12.If 2 August is a Thursday, what day of the week is 16 August? (a) Thursday (b) Saturday (c) Friday (d) Wednesday
13. 13.Today is Monday. What day of the week will it be after 90 days? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
14. 14.If 29 August is a Monday, what day of the week is 9 September? (a) Saturday (b) Friday (c) Sunday (d) Thursday
15. 15.If 13 July is a Sunday, what day of the week is 21 July? (a) Monday (b) Tuesday (c) Wednesday (d) Sunday
16. 16.Today is Wednesday. What day of the week will it be after 31 days? (a) Monday (b) Saturday (c) Sunday (d) Friday
17. 17.If 9 January is a Thursday, what day of the week is 25 January? (a) Monday (b) Friday (c) Sunday (d) Saturday
18. 18.If 27 August is a Tuesday, what day of the week is 1 September? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
19. 19.If 29 October is a Monday, what day of the week is 4 November? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
20. 20.Today is Tuesday. What day of the week will it be after 18 days? (a) Friday (b) Saturday (c) Sunday (d) Monday
21. 21.If 6 December is a Tuesday, what day of the week is 18 December? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
22. 22.Today is Saturday. What day of the week will it be after 91 days? (a) Saturday (b) Friday (c) Sunday (d) Monday
23. 23.If 28 June is a Thursday, what day of the week is 10 July? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
24. 24.Today is Thursday. What day of the week will it be after 78 days? (a) Saturday (b) Friday (c) Thursday (d) Sunday
25. 25.If 13 April is a Thursday, what day of the week is 11 May? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
26. 26.Today is Wednesday. What day of the week will it be after 53 days? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
27. 27.If 12 August is a Friday, what day of the week is 27 August? (a) Saturday (b) Sunday (c) Friday (d) Monday
28. 28.If 1 January is a Thursday, what day of the week is 10 January? (a) Saturday (b) Sunday (c) Friday (d) Monday
29. 29.If 23 July is a Sunday, what day of the week is 5 August? (a) Sunday (b) Friday (c) Monday (d) Saturday
30. 30.If 28 May is a Friday, what day of the week is 17 June? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
31. 31.If 4 March is a Sunday, what day of the week is 15 March? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
32. 32.Today is Sunday. What day of the week will it be after 75 days? (a) Saturday (b) Thursday (c) Sunday (d) Friday
33. 33.If 30 March is a Monday, what day of the week is 2 April? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
34. 34.If 13 January is a Wednesday, what day of the week is 22 January? (a) Saturday (b) Sunday (c) Thursday (d) Friday
35. 35.Today is Thursday. What day of the week will it be after 35 days? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
36. 36.Today is Thursday. What day of the week will it be after 27 days? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
37. 37.If 14 January is a Friday, what day of the week is 23 January? (a) Sunday (b) Saturday (c) Monday (d) Tuesday
38. 38.If 20 March is a Saturday, what day of the week is 19 April? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
39. 39.If 5 March is a Monday, what day of the week is 15 March? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
40. 40.If 1 July is a Monday, what day of the week is 9 July? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday

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