Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 487 · 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 10 September is a Saturday, what day of the week is 11 October? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
2. 2.If 14 July is a Thursday, what day of the week is 23 July? (a) Sunday (b) Friday (c) Monday (d) Saturday
3. 3.If 15 July is a Saturday, what day of the week is 5 August? (a) Sunday (b) Saturday (c) Friday (d) Monday
4. 4.If 24 March is a Monday, what day of the week is 2 April? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
5. 5.If 23 November is a Saturday, what day of the week is 9 December? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
6. 6.Today is Wednesday. What day of the week will it be after 41 days? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
7. 7.If 2 May is a Monday, what day of the week is 10 May? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
8. 8.If 31 October is a Saturday, what day of the week is 20 November? (a) Saturday (b) Sunday (c) Friday (d) Thursday
9. 9.If 13 July is a Wednesday, what day of the week is 25 July? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
10. 10.If 26 March is a Wednesday, what day of the week is 16 April? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
11. 11.If 9 July is a Wednesday, what day of the week is 23 July? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
12. 12.Today is Monday. What day of the week will it be after 14 days? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
13. 13.If 2 March is a Friday, what day of the week is 16 March? (a) Saturday (b) Sunday (c) Friday (d) Thursday
14. 14.Today is Thursday. What day of the week will it be after 41 days? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
15. 15.If 10 January is a Friday, what day of the week is 19 January? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
16. 16.If 14 November is a Tuesday, what day of the week is 9 December? (a) Sunday (b) Friday (c) Monday (d) Saturday
17. 17.If 1 March is a Wednesday, what day of the week is 16 March? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
18. 18.If 26 September is a Thursday, what day of the week is 5 October? (a) Sunday (b) Friday (c) Monday (d) Saturday
19. 19.If 16 May is a Monday, what day of the week is 18 June? (a) Sunday (b) Friday (c) Saturday (d) Monday
20. 20.Today is Sunday. What day of the week will it be after 70 days? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
21. 21.Today is Tuesday. What day of the week will it be after 74 days? (a) Friday (b) Saturday (c) Sunday (d) Monday
22. 22.If 25 April is a Sunday, what day of the week is 15 May? (a) Sunday (b) Saturday (c) Monday (d) Friday
23. 23.If 21 April is a Monday, what day of the week is 3 May? (a) Sunday (b) Friday (c) Monday (d) Saturday
24. 24.If 11 December is a Monday, what day of the week is 24 December? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
25. 25.If 9 March is a Sunday, what day of the week is 21 March? (a) Thursday (b) Saturday (c) Sunday (d) Friday
26. 26.Today is Tuesday. What day of the week will it be after 91 days? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
27. 27.If 15 January is a Sunday, what day of the week is 24 January? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
28. 28.If 30 September is a Monday, what day of the week is 8 October? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
29. 29.If 31 March is a Monday, what day of the week is 14 April? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
30. 30.If 15 August is a Friday, what day of the week is 30 August? (a) Monday (b) Saturday (c) Sunday (d) Friday
31. 31.If 13 December is a Thursday, what day of the week is 26 December? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
32. 32.If 12 July is a Tuesday, what day of the week is 19 August? (a) Saturday (b) Friday (c) Sunday (d) Thursday
33. 33.If 16 April is a Monday, what day of the week is 5 May? (a) Friday (b) Monday (c) Saturday (d) Sunday
34. 34.If 12 August is a Monday, what day of the week is 23 August? (a) Sunday (b) Thursday (c) Saturday (d) Friday
35. 35.If 9 July is a Thursday, what day of the week is 17 July? (a) Thursday (b) Sunday (c) Friday (d) Saturday
36. 36.Today is Monday. What day of the week will it be after 66 days? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
37. 37.If 31 July is a Sunday, what day of the week is 13 August? (a) Monday (b) Sunday (c) Friday (d) Saturday
38. 38.If 3 May is a Monday, what day of the week is 12 May? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
39. 39.Today is Friday. What day of the week will it be after 52 days? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
40. 40.If 3 July is a Saturday, what day of the week is 16 July? (a) Saturday (b) Sunday (c) Thursday (d) Friday

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