Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 774 · 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.Today is Monday. What day of the week will it be after 11 days? (a) Saturday (b) Sunday (c) Thursday (d) Friday
2. 2.If 7 January is a Monday, what day of the week is 19 January? (a) Saturday (b) Friday (c) Monday (d) Sunday
3. 3.If 10 March is a Tuesday, what day of the week is 24 March? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
4. 4.If 11 May is a Wednesday, what day of the week is 19 May? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
5. 5.If 2 January is a Thursday, what day of the week is 14 January? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
6. 6.If 14 July is a Tuesday, what day of the week is 26 July? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
7. 7.If 2 July is a Saturday, what day of the week is 13 July? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
8. 8.If 24 November is a Monday, what day of the week is 15 December? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
9. 9.Today is Saturday. What day of the week will it be after 77 days? (a) Sunday (b) Saturday (c) Monday (d) Friday
10. 10.If 7 March is a Friday, what day of the week is 21 March? (a) Saturday (b) Sunday (c) Friday (d) Thursday
11. 11.If 4 October is a Saturday, what day of the week is 15 October? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
12. 12.If 1 October is a Wednesday, what day of the week is 12 October? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
13. 13.If 18 January is a Friday, what day of the week is 7 February? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
14. 14.If 12 May is a Tuesday, what day of the week is 28 May? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
15. 15.Today is Thursday. What day of the week will it be after 19 days? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
16. 16.If 28 October is a Monday, what day of the week is 16 November? (a) Sunday (b) Monday (c) Friday (d) Saturday
17. 17.If 14 July is a Friday, what day of the week is 22 July? (a) Sunday (b) Saturday (c) Monday (d) Friday
18. 18.If 3 December is a Tuesday, what day of the week is 19 December? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
19. 19.If 2 March is a Wednesday, what day of the week is 11 March? (a) Saturday (b) Friday (c) Thursday (d) Sunday
20. 20.Today is Tuesday. What day of the week will it be after 46 days? (a) Friday (b) Saturday (c) Sunday (d) Monday
21. 21.If 14 September is a Saturday, what day of the week is 16 October? (a) Friday (b) Tuesday (c) Thursday (d) Wednesday
22. 22.If 10 October is a Tuesday, what day of the week is 21 October? (a) Sunday (b) Saturday (c) Friday (d) Monday
23. 23.Today is Monday. What day of the week will it be after 74 days? (a) Sunday (b) Thursday (c) Friday (d) Saturday
24. 24.If 10 March is a Saturday, what day of the week is 23 March? (a) Friday (b) Thursday (c) Saturday (d) Sunday
25. 25.If 20 September is a Wednesday, what day of the week is 2 October? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
26. 26.If 13 March is a Monday, what day of the week is 29 March? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
27. 27.Today is Monday. What day of the week will it be after 59 days? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
28. 28.If 4 March is a Tuesday, what day of the week is 16 March? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
29. 29.Today is Friday. What day of the week will it be after 67 days? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
30. 30.If 27 July is a Monday, what day of the week is 14 August? (a) Friday (b) Saturday (c) Thursday (d) Sunday
31. 31.If 1 October is a Sunday, what day of the week is 13 October? (a) Sunday (b) Thursday (c) Friday (d) Saturday
32. 32.Today is Wednesday. What day of the week will it be after 89 days? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
33. 33.Today is Sunday. What day of the week will it be after 81 days? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
34. 34.If 20 March is a Monday, what day of the week is 10 April? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
35. 35.If 12 January is a Saturday, what day of the week is 23 January? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
36. 36.If 5 August is a Sunday, what day of the week is 20 August? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
37. 37.Today is Friday. What day of the week will it be after 20 days? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
38. 38.If 28 April is a Thursday, what day of the week is 4 May? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
39. 39.Today is Wednesday. What day of the week will it be after 63 days? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
40. 40.If 10 January is a Thursday, what day of the week is 24 January? (a) Friday (b) Wednesday (c) Saturday (d) Thursday

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