Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 215 · 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 4 October is a Wednesday, what day of the week is 12 October? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
2. 2.If 21 October is a Thursday, what day of the week is 13 November? (a) Saturday (b) Friday (c) Monday (d) Sunday
3. 3.Today is Saturday. What day of the week will it be after 45 days? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
4. 4.Today is Wednesday. What day of the week will it be after 42 days? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
5. 5.If 12 July is a Wednesday, what day of the week is 28 July? (a) Sunday (b) Friday (c) Thursday (d) Saturday
6. 6.Today is Friday. What day of the week will it be after 67 days? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
7. 7.If 13 May is a Saturday, what day of the week is 6 June? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
8. 8.Today is Friday. What day of the week will it be after 15 days? (a) Friday (b) Monday (c) Saturday (d) Sunday
9. 9.If 21 August is a Tuesday, what day of the week is 14 September? (a) Saturday (b) Friday (c) Sunday (d) Thursday
10. 10.Today is Sunday. What day of the week will it be after 29 days? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
11. 11.If 2 October is a Thursday, what day of the week is 15 October? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
12. 12.If 18 November is a Sunday, what day of the week is 8 December? (a) Monday (b) Saturday (c) Sunday (d) Friday
13. 13.If 12 May is a Thursday, what day of the week is 20 May? (a) Sunday (b) Saturday (c) Thursday (d) Friday
14. 14.If 29 July is a Friday, what day of the week is 19 August? (a) Sunday (b) Thursday (c) Friday (d) Saturday
15. 15.If 16 April is a Tuesday, what day of the week is 10 May? (a) Friday (b) Thursday (c) Saturday (d) Sunday
16. 16.Today is Wednesday. What day of the week will it be after 10 days? (a) Friday (b) Monday (c) Saturday (d) Sunday
17. 17.If 29 April is a Tuesday, what day of the week is 9 May? (a) Saturday (b) Thursday (c) Friday (d) Sunday
18. 18.If 2 July is a Tuesday, what day of the week is 15 July? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
19. 19.If 10 June is a Sunday, what day of the week is 9 July? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
20. 20.If 22 July is a Tuesday, what day of the week is 15 August? (a) Thursday (b) Sunday (c) Friday (d) Saturday
21. 21.Today is Sunday. What day of the week will it be after 41 days? (a) Friday (b) Monday (c) Sunday (d) Saturday
22. 22.Today is Wednesday. What day of the week will it be after 38 days? (a) Monday (b) Friday (c) Sunday (d) Saturday
23. 23.Today is Thursday. What day of the week will it be after 47 days? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
24. 24.If 7 January is a Sunday, what day of the week is 16 January? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
25. 25.If 31 May is a Monday, what day of the week is 11 June? (a) Thursday (b) Friday (c) Sunday (d) Saturday
26. 26.If 16 September is a Wednesday, what day of the week is 11 October? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
27. 27.If 2 January is a Tuesday, what day of the week is 11 January? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
28. 28.Today is Sunday. What day of the week will it be after 18 days? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
29. 29.If 15 March is a Saturday, what day of the week is 28 March? (a) Thursday (b) Friday (c) Sunday (d) Saturday
30. 30.Today is Wednesday. What day of the week will it be after 36 days? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
31. 31.If 5 January is a Monday, what day of the week is 17 January? (a) Friday (b) Monday (c) Saturday (d) Sunday
32. 32.If 25 July is a Monday, what day of the week is 20 August? (a) Friday (b) Sunday (c) Saturday (d) Monday
33. 33.Today is Thursday. What day of the week will it be after 61 days? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
34. 34.Today is Friday. What day of the week will it be after 25 days? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
35. 35.If 13 June is a Monday, what day of the week is 14 July? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
36. 36.Today is Wednesday. What day of the week will it be after 95 days? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
37. 37.Today is Sunday. What day of the week will it be after 93 days? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
38. 38.Today is Friday. What day of the week will it be after 74 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
39. 39.If 29 June is a Wednesday, what day of the week is 12 July? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
40. 40.If 2 August is a Tuesday, what day of the week is 15 August? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday

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