Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 967 · 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 26 September is a Wednesday, what day of the week is 11 October? (a) Thursday (b) Saturday (c) Friday (d) Wednesday
2. 2.If 12 January is a Thursday, what day of the week is 20 January? (a) Friday (b) Saturday (c) Thursday (d) Sunday
3. 3.Today is Tuesday. What day of the week will it be after 56 days? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
4. 4.If 13 March is a Wednesday, what day of the week is 27 March? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
5. 5.If 6 March is a Wednesday, what day of the week is 20 March? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
6. 6.If 8 January is a Sunday, what day of the week is 16 January? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
7. 7.If 23 March is a Saturday, what day of the week is 2 April? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
8. 8.Today is Monday. What day of the week will it be after 49 days? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
9. 9.If 16 April is a Wednesday, what day of the week is 20 May? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
10. 10.If 13 October is a Tuesday, what day of the week is 19 November? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
11. 11.If 15 June is a Sunday, what day of the week is 18 July? (a) Sunday (b) Thursday (c) Saturday (d) Friday
12. 12.If 23 October is a Tuesday, what day of the week is 4 November? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
13. 13.Today is Wednesday. What day of the week will it be after 10 days? (a) Sunday (b) Saturday (c) Monday (d) Friday
14. 14.If 10 August is a Friday, what day of the week is 20 August? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
15. 15.Today is Sunday. What day of the week will it be after 97 days? (a) Sunday (b) Friday (c) Saturday (d) Monday
16. 16.If 20 May is a Wednesday, what day of the week is 2 June? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
17. 17.If 16 January is a Tuesday, what day of the week is 18 February? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
18. 18.If 20 April is a Wednesday, what day of the week is 16 May? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
19. 19.If 21 August is a Tuesday, what day of the week is 1 September? (a) Sunday (b) Monday (c) Friday (d) Saturday
20. 20.If 13 October is a Monday, what day of the week is 29 October? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
21. 21.If 10 January is a Tuesday, what day of the week is 19 January? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
22. 22.Today is Friday. What day of the week will it be after 46 days? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
23. 23.Today is Friday. What day of the week will it be after 68 days? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
24. 24.Today is Tuesday. What day of the week will it be after 18 days? (a) Monday (b) Sunday (c) Saturday (d) Friday
25. 25.If 6 August is a Friday, what day of the week is 21 August? (a) Saturday (b) Sunday (c) Monday (d) Friday
26. 26.If 10 July is a Friday, what day of the week is 18 July? (a) Saturday (b) Monday (c) Friday (d) Sunday
27. 27.If 13 January is a Monday, what day of the week is 21 January? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
28. 28.If 25 October is a Friday, what day of the week is 13 November? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
29. 29.Today is Friday. What day of the week will it be after 40 days? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
30. 30.If 15 August is a Tuesday, what day of the week is 5 September? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
31. 31.If 30 March is a Wednesday, what day of the week is 15 April? (a) Saturday (b) Thursday (c) Friday (d) Sunday
32. 32.Today is Monday. What day of the week will it be after 75 days? (a) Saturday (b) Friday (c) Sunday (d) Monday
33. 33.If 12 May is a Sunday, what day of the week is 20 May? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
34. 34.If 5 May is a Saturday, what day of the week is 14 May? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
35. 35.If 19 May is a Friday, what day of the week is 6 June? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
36. 36.If 8 December is a Saturday, what day of the week is 24 December? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
37. 37.Today is Sunday. What day of the week will it be after 82 days? (a) Friday (b) Sunday (c) Thursday (d) Saturday
38. 38.Today is Monday. What day of the week will it be after 31 days? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
39. 39.Today is Wednesday. What day of the week will it be after 84 days? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
40. 40.Today is Sunday. What day of the week will it be after 69 days? (a) Saturday (b) Sunday (c) Friday (d) Monday

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