Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 316 · 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 25 November is a Thursday, what day of the week is 5 December? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
2. 2.If 5 January is a Wednesday, what day of the week is 20 January? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
3. 3.Today is Wednesday. What day of the week will it be after 23 days? (a) Saturday (b) Thursday (c) Friday (d) Sunday
4. 4.Today is Saturday. What day of the week will it be after 94 days? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
5. 5.If 15 October is a Monday, what day of the week is 28 October? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
6. 6.If 6 October is a Friday, what day of the week is 19 October? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
7. 7.If 13 January is a Monday, what day of the week is 29 January? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
8. 8.If 1 July is a Monday, what day of the week is 10 July? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
9. 9.Today is Thursday. What day of the week will it be after 71 days? (a) Saturday (b) Friday (c) Thursday (d) Sunday
10. 10.If 26 November is a Thursday, what day of the week is 2 December? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
11. 11.Today is Wednesday. What day of the week will it be after 33 days? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
12. 12.Today is Thursday. What day of the week will it be after 28 days? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
13. 13.If 9 May is a Wednesday, what day of the week is 17 May? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
14. 14.If 14 January is a Saturday, what day of the week is 30 January? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
15. 15.Today is Saturday. What day of the week will it be after 37 days? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
16. 16.If 10 July is a Thursday, what day of the week is 19 August? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
17. 17.If 4 January is a Tuesday, what day of the week is 15 January? (a) Friday (b) Monday (c) Saturday (d) Sunday
18. 18.Today is Monday. What day of the week will it be after 11 days? (a) Friday (b) Thursday (c) Saturday (d) Sunday
19. 19.If 7 January is a Monday, what day of the week is 17 January? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
20. 20.If 29 September is a Friday, what day of the week is 4 October? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
21. 21.If 23 May is a Friday, what day of the week is 20 June? (a) Friday (b) Sunday (c) Thursday (d) Saturday
22. 22.If 15 January is a Monday, what day of the week is 15 February? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
23. 23.Today is Saturday. What day of the week will it be after 99 days? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
24. 24.If 27 April is a Tuesday, what day of the week is 3 May? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
25. 25.If 21 July is a Sunday, what day of the week is 17 August? (a) Sunday (b) Saturday (c) Friday (d) Monday
26. 26.If 13 April is a Thursday, what day of the week is 8 May? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
27. 27.If 16 May is a Monday, what day of the week is 6 June? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
28. 28.Today is Friday. What day of the week will it be after 73 days? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
29. 29.If 14 August is a Wednesday, what day of the week is 18 September? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
30. 30.If 22 July is a Sunday, what day of the week is 8 August? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
31. 31.Today is Monday. What day of the week will it be after 20 days? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
32. 32.Today is Wednesday. What day of the week will it be after 66 days? (a) Friday (b) Monday (c) Sunday (d) Saturday
33. 33.If 12 May is a Saturday, what day of the week is 11 June? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
34. 34.If 10 October is a Friday, what day of the week is 19 October? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
35. 35.Today is Thursday. What day of the week will it be after 91 days? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
36. 36.If 1 January is a Friday, what day of the week is 13 January? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
37. 37.If 4 July is a Monday, what day of the week is 14 July? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
38. 38.If 26 January is a Sunday, what day of the week is 9 February? (a) Sunday (b) Tuesday (c) Monday (d) Saturday
39. 39.If 12 July is a Sunday, what day of the week is 24 July? (a) Saturday (b) Thursday (c) Sunday (d) Friday
40. 40.Today is Thursday. What day of the week will it be after 94 days? (a) Sunday (b) Monday (c) Tuesday (d) Saturday

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