Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 521 · 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 1 May is a Thursday, what day of the week is 15 May? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
2. 2.If 14 October is a Monday, what day of the week is 30 October? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
3. 3.If 8 July is a Monday, what day of the week is 16 July? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
4. 4.If 18 August is a Sunday, what day of the week is 17 September? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
5. 5.Today is Wednesday. What day of the week will it be after 25 days? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
6. 6.If 3 January is a Monday, what day of the week is 17 January? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
7. 7.If 15 November is a Monday, what day of the week is 14 December? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
8. 8.If 2 March is a Saturday, what day of the week is 10 March? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
9. 9.Today is Sunday. What day of the week will it be after 35 days? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
10. 10.If 15 August is a Friday, what day of the week is 27 August? (a) Friday (b) Tuesday (c) Thursday (d) Wednesday
11. 11.If 11 September is a Thursday, what day of the week is 6 October? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
12. 12.Today is Saturday. What day of the week will it be after 92 days? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
13. 13.Today is Tuesday. What day of the week will it be after 91 days? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
14. 14.If 6 August is a Saturday, what day of the week is 16 August? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
15. 15.Today is Monday. What day of the week will it be after 92 days? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
16. 16.If 4 May is a Thursday, what day of the week is 18 May? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
17. 17.Today is Wednesday. What day of the week will it be after 53 days? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
18. 18.Today is Saturday. What day of the week will it be after 87 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
19. 19.If 14 March is a Tuesday, what day of the week is 30 March? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
20. 20.If 29 September is a Monday, what day of the week is 7 October? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
21. 21.Today is Sunday. What day of the week will it be after 73 days? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
22. 22.If 23 July is a Thursday, what day of the week is 15 August? (a) Monday (b) Friday (c) Saturday (d) Sunday
23. 23.If 21 September is a Friday, what day of the week is 4 October? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
24. 24.Today is Friday. What day of the week will it be after 59 days? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
25. 25.If 11 October is a Wednesday, what day of the week is 24 October? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
26. 26.If 28 July is a Tuesday, what day of the week is 6 August? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
27. 27.Today is Wednesday. What day of the week will it be after 59 days? (a) Sunday (b) Friday (c) Monday (d) Saturday
28. 28.If 28 April is a Wednesday, what day of the week is 5 May? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
29. 29.If 11 July is a Saturday, what day of the week is 15 August? (a) Sunday (b) Saturday (c) Monday (d) Friday
30. 30.Today is Saturday. What day of the week will it be after 62 days? (a) Sunday (b) Saturday (c) Thursday (d) Friday
31. 31.If 26 November is a Tuesday, what day of the week is 5 December? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
32. 32.Today is Thursday. What day of the week will it be after 90 days? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
33. 33.If 4 August is a Tuesday, what day of the week is 19 August? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
34. 34.Today is Friday. What day of the week will it be after 25 days? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
35. 35.Today is Monday. What day of the week will it be after 67 days? (a) Friday (b) Sunday (c) Saturday (d) Thursday
36. 36.If 7 January is a Wednesday, what day of the week is 15 January? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
37. 37.If 26 May is a Monday, what day of the week is 7 June? (a) Monday (b) Sunday (c) Friday (d) Saturday
38. 38.If 15 October is a Monday, what day of the week is 11 November? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
39. 39.If 5 October is a Monday, what day of the week is 16 October? (a) Thursday (b) Saturday (c) Sunday (d) Friday
40. 40.If 11 November is a Wednesday, what day of the week is 7 December? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday

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