Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 863 · 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 14 August is a Tuesday, what day of the week is 17 September? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
2. 2.If 12 August is a Monday, what day of the week is 25 August? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
3. 3.If 11 August is a Tuesday, what day of the week is 26 August? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
4. 4.Today is Thursday. What day of the week will it be after 45 days? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
5. 5.Today is Sunday. What day of the week will it be after 44 days? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
6. 6.Today is Wednesday. What day of the week will it be after 84 days? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
7. 7.If 19 August is a Monday, what day of the week is 10 September? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
8. 8.Today is Tuesday. What day of the week will it be after 73 days? (a) Friday (b) Saturday (c) Thursday (d) Sunday
9. 9.Today is Thursday. What day of the week will it be after 64 days? (a) Saturday (b) Sunday (c) Thursday (d) Friday
10. 10.If 11 July is a Saturday, what day of the week is 5 August? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
11. 11.Today is Monday. What day of the week will it be after 58 days? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
12. 12.If 21 January is a Monday, what day of the week is 18 February? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
13. 13.If 31 March is a Monday, what day of the week is 1 April? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
14. 14.If 12 July is a Tuesday, what day of the week is 22 July? (a) Saturday (b) Sunday (c) Friday (d) Thursday
15. 15.If 23 September is a Wednesday, what day of the week is 16 October? (a) Thursday (b) Friday (c) Saturday (d) Sunday
16. 16.If 12 July is a Saturday, what day of the week is 23 July? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
17. 17.If 26 January is a Thursday, what day of the week is 1 February? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
18. 18.If 18 November is a Wednesday, what day of the week is 6 December? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
19. 19.If 3 March is a Tuesday, what day of the week is 15 March? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
20. 20.If 3 December is a Monday, what day of the week is 12 December? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
21. 21.Today is Tuesday. What day of the week will it be after 43 days? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
22. 22.Today is Saturday. What day of the week will it be after 85 days? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
23. 23.If 16 August is a Thursday, what day of the week is 7 September? (a) Friday (b) Sunday (c) Thursday (d) Saturday
24. 24.Today is Saturday. What day of the week will it be after 59 days? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
25. 25.If 12 March is a Friday, what day of the week is 25 March? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
26. 26.If 10 December is a Tuesday, what day of the week is 18 December? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
27. 27.Today is Saturday. What day of the week will it be after 33 days? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
28. 28.If 7 December is a Saturday, what day of the week is 19 December? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
29. 29.If 13 March is a Thursday, what day of the week is 6 April? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
30. 30.Today is Tuesday. What day of the week will it be after 61 days? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
31. 31.Today is Tuesday. What day of the week will it be after 23 days? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
32. 32.If 26 August is a Saturday, what day of the week is 13 September? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
33. 33.If 28 May is a Tuesday, what day of the week is 9 June? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
34. 34.If 14 August is a Tuesday, what day of the week is 23 August? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
35. 35.If 4 December is a Thursday, what day of the week is 14 December? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
36. 36.Today is Monday. What day of the week will it be after 20 days? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
37. 37.If 26 September is a Monday, what day of the week is 3 October? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
38. 38.If 19 March is a Tuesday, what day of the week is 8 April? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
39. 39.If 1 March is a Friday, what day of the week is 10 March? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
40. 40.If 16 July is a Friday, what day of the week is 6 August? (a) Saturday (b) Sunday (c) Thursday (d) Friday

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