Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 937 · 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 11 September is a Friday, what day of the week is 10 October? (a) Monday (b) Saturday (c) Sunday (d) Friday
2. 2.If 13 March is a Thursday, what day of the week is 23 March? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
3. 3.If 11 August is a Tuesday, what day of the week is 17 September? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
4. 4.If 26 August is a Sunday, what day of the week is 6 September? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
5. 5.Today is Friday. What day of the week will it be after 51 days? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
6. 6.If 7 July is a Thursday, what day of the week is 20 July? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
7. 7.Today is Sunday. What day of the week will it be after 38 days? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
8. 8.If 6 December is a Monday, what day of the week is 21 December? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
9. 9.If 13 January is a Friday, what day of the week is 23 January? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
10. 10.If 7 August is a Tuesday, what day of the week is 16 August? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
11. 11.If 15 January is a Wednesday, what day of the week is 23 January? (a) Thursday (b) Saturday (c) Friday (d) Wednesday
12. 12.Today is Monday. What day of the week will it be after 65 days? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
13. 13.If 4 March is a Tuesday, what day of the week is 18 March? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
14. 14.If 12 May is a Monday, what day of the week is 24 May? (a) Sunday (b) Monday (c) Saturday (d) Friday
15. 15.If 3 May is a Tuesday, what day of the week is 11 May? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
16. 16.Today is Thursday. What day of the week will it be after 21 days? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
17. 17.If 11 August is a Friday, what day of the week is 11 September? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
18. 18.If 7 December is a Thursday, what day of the week is 23 December? (a) Friday (b) Monday (c) Saturday (d) Sunday
19. 19.Today is Friday. What day of the week will it be after 40 days? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
20. 20.If 29 March is a Thursday, what day of the week is 15 April? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
21. 21.If 19 January is a Thursday, what day of the week is 7 February? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
22. 22.If 13 October is a Sunday, what day of the week is 26 October? (a) Monday (b) Saturday (c) Sunday (d) Friday
23. 23.Today is Friday. What day of the week will it be after 96 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
24. 24.If 4 March is a Friday, what day of the week is 16 March? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
25. 25.If 1 August is a Wednesday, what day of the week is 14 August? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
26. 26.If 5 December is a Thursday, what day of the week is 19 December? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
27. 27.Today is Monday. What day of the week will it be after 84 days? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
28. 28.If 25 June is a Monday, what day of the week is 18 July? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
29. 29.Today is Thursday. What day of the week will it be after 83 days? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
30. 30.If 25 June is a Thursday, what day of the week is 11 July? (a) Monday (b) Friday (c) Sunday (d) Saturday
31. 31.If 22 August is a Saturday, what day of the week is 1 September? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
32. 32.Today is Wednesday. What day of the week will it be after 19 days? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
33. 33.If 16 June is a Monday, what day of the week is 1 July? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
34. 34.Today is Sunday. What day of the week will it be after 95 days? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
35. 35.If 13 July is a Tuesday, what day of the week is 25 July? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
36. 36.Today is Thursday. What day of the week will it be after 31 days? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
37. 37.Today is Wednesday. What day of the week will it be after 16 days? (a) Thursday (b) Sunday (c) Saturday (d) Friday
38. 38.If 14 December is a Sunday, what day of the week is 27 December? (a) Monday (b) Sunday (c) Friday (d) Saturday
39. 39.If 3 October is a Sunday, what day of the week is 13 October? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
40. 40.If 2 October is a Thursday, what day of the week is 17 October? (a) Thursday (b) Sunday (c) Friday (d) Saturday

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