Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 990 · 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 15 August is a Sunday, what day of the week is 25 August? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
2. 2.If 13 December is a Friday, what day of the week is 27 December? (a) Friday (b) Thursday (c) Saturday (d) Sunday
3. 3.If 1 May is a Tuesday, what day of the week is 9 May? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
4. 4.If 25 August is a Saturday, what day of the week is 1 September? (a) Monday (b) Saturday (c) Sunday (d) Friday
5. 5.Today is Thursday. What day of the week will it be after 17 days? (a) Sunday (b) Saturday (c) Monday (d) Tuesday
6. 6.Today is Saturday. What day of the week will it be after 62 days? (a) Sunday (b) Saturday (c) Thursday (d) Friday
7. 7.If 23 August is a Saturday, what day of the week is 3 September? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
8. 8.Today is Friday. What day of the week will it be after 37 days? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
9. 9.If 8 March is a Sunday, what day of the week is 20 March? (a) Sunday (b) Friday (c) Thursday (d) Saturday
10. 10.Today is Sunday. What day of the week will it be after 18 days? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
11. 11.Today is Friday. What day of the week will it be after 52 days? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
12. 12.If 17 March is a Thursday, what day of the week is 12 April? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
13. 13.If 14 October is a Saturday, what day of the week is 22 October? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
14. 14.If 11 June is a Monday, what day of the week is 19 July? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
15. 15.If 4 October is a Monday, what day of the week is 19 October? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
16. 16.If 5 January is a Wednesday, what day of the week is 21 January? (a) Thursday (b) Saturday (c) Sunday (d) Friday
17. 17.If 12 October is a Monday, what day of the week is 23 October? (a) Saturday (b) Thursday (c) Sunday (d) Friday
18. 18.Today is Saturday. What day of the week will it be after 53 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
19. 19.Today is Saturday. What day of the week will it be after 82 days? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
20. 20.Today is Saturday. What day of the week will it be after 39 days? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
21. 21.If 2 July is a Tuesday, what day of the week is 15 July? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
22. 22.Today is Monday. What day of the week will it be after 16 days? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
23. 23.Today is Sunday. What day of the week will it be after 60 days? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
24. 24.Today is Monday. What day of the week will it be after 88 days? (a) Saturday (b) Friday (c) Thursday (d) Sunday
25. 25.If 5 March is a Saturday, what day of the week is 17 March? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
26. 26.If 4 December is a Thursday, what day of the week is 19 December? (a) Sunday (b) Thursday (c) Friday (d) Saturday
27. 27.Today is Thursday. What day of the week will it be after 70 days? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
28. 28.If 12 January is a Wednesday, what day of the week is 2 February? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
29. 29.If 4 August is a Saturday, what day of the week is 13 August? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
30. 30.Today is Friday. What day of the week will it be after 76 days? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
31. 31.Today is Sunday. What day of the week will it be after 75 days? (a) Friday (b) Saturday (c) Sunday (d) Thursday
32. 32.If 4 March is a Tuesday, what day of the week is 20 March? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
33. 33.Today is Sunday. What day of the week will it be after 77 days? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
34. 34.If 25 November is a Sunday, what day of the week is 17 December? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
35. 35.Today is Thursday. What day of the week will it be after 34 days? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
36. 36.If 6 January is a Friday, what day of the week is 22 January? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
37. 37.If 9 December is a Monday, what day of the week is 18 December? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
38. 38.Today is Thursday. What day of the week will it be after 35 days? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
39. 39.If 10 July is a Friday, what day of the week is 19 July? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
40. 40.If 13 January is a Wednesday, what day of the week is 25 January? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday

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