Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 645 · 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 30 September is a Thursday, what day of the week is 1 October? (a) Saturday (b) Friday (c) Sunday (d) Thursday
2. 2.If 1 July is a Friday, what day of the week is 9 July? (a) Friday (b) Monday (c) Sunday (d) Saturday
3. 3.If 14 August is a Tuesday, what day of the week is 23 August? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
4. 4.Today is Saturday. What day of the week will it be after 73 days? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
5. 5.If 18 May is a Sunday, what day of the week is 6 June? (a) Sunday (b) Thursday (c) Friday (d) Saturday
6. 6.If 1 January is a Wednesday, what day of the week is 15 January? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
7. 7.Today is Wednesday. What day of the week will it be after 47 days? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
8. 8.Today is Tuesday. What day of the week will it be after 95 days? (a) Saturday (b) Monday (c) Friday (d) Sunday
9. 9.Today is Tuesday. What day of the week will it be after 24 days? (a) Sunday (b) Friday (c) Saturday (d) Thursday
10. 10.If 10 July is a Friday, what day of the week is 16 August? (a) Sunday (b) Saturday (c) Monday (d) Tuesday
11. 11.If 24 September is a Thursday, what day of the week is 5 October? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
12. 12.If 12 September is a Thursday, what day of the week is 8 October? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
13. 13.If 13 November is a Monday, what day of the week is 6 December? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
14. 14.Today is Wednesday. What day of the week will it be after 97 days? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
15. 15.If 13 April is a Saturday, what day of the week is 20 May? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
16. 16.If 16 June is a Monday, what day of the week is 6 July? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
17. 17.If 23 March is a Saturday, what day of the week is 5 April? (a) Saturday (b) Sunday (c) Thursday (d) Friday
18. 18.Today is Friday. What day of the week will it be after 92 days? (a) Saturday (b) Monday (c) Friday (d) Sunday
19. 19.If 10 June is a Tuesday, what day of the week is 1 July? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
20. 20.If 24 May is a Friday, what day of the week is 18 June? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
21. 21.If 3 January is a Wednesday, what day of the week is 18 January? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
22. 22.If 12 October is a Wednesday, what day of the week is 21 October? (a) Friday (b) Sunday (c) Saturday (d) Thursday
23. 23.Today is Saturday. What day of the week will it be after 78 days? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
24. 24.Today is Saturday. What day of the week will it be after 49 days? (a) Sunday (b) Saturday (c) Monday (d) Friday
25. 25.If 11 January is a Wednesday, what day of the week is 19 January? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
26. 26.If 15 October is a Saturday, what day of the week is 31 October? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
27. 27.If 1 January is a Friday, what day of the week is 11 January? (a) Monday (b) Tuesday (c) Wednesday (d) Sunday
28. 28.If 12 August is a Monday, what day of the week is 20 August? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
29. 29.If 15 May is a Saturday, what day of the week is 23 May? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
30. 30.If 11 July is a Thursday, what day of the week is 20 July? (a) Sunday (b) Monday (c) Saturday (d) Friday
31. 31.If 29 March is a Monday, what day of the week is 14 April? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
32. 32.Today is Tuesday. What day of the week will it be after 35 days? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
33. 33.If 12 May is a Saturday, what day of the week is 27 May? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
34. 34.If 19 May is a Sunday, what day of the week is 15 June? (a) Friday (b) Monday (c) Saturday (d) Sunday
35. 35.Today is Saturday. What day of the week will it be after 63 days? (a) Friday (b) Monday (c) Sunday (d) Saturday
36. 36.If 16 October is a Tuesday, what day of the week is 5 November? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
37. 37.If 15 January is a Wednesday, what day of the week is 29 January? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
38. 38.If 9 March is a Monday, what day of the week is 20 March? (a) Thursday (b) Sunday (c) Saturday (d) Friday
39. 39.If 10 March is a Thursday, what day of the week is 18 March? (a) Sunday (b) Friday (c) Thursday (d) Saturday
40. 40.Today is Sunday. What day of the week will it be after 46 days? (a) Thursday (b) Saturday (c) Friday (d) Wednesday

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