Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 848 · 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 12 December is a Tuesday, what day of the week is 22 December? (a) Saturday (b) Sunday (c) Thursday (d) Friday
2. 2.Today is Tuesday. What day of the week will it be after 30 days? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
3. 3.Today is Friday. What day of the week will it be after 75 days? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
4. 4.If 13 August is a Monday, what day of the week is 24 August? (a) Thursday (b) Saturday (c) Friday (d) Sunday
5. 5.If 12 July is a Friday, what day of the week is 21 July? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
6. 6.If 11 July is a Wednesday, what day of the week is 19 August? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
7. 7.If 12 March is a Wednesday, what day of the week is 27 March? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
8. 8.If 16 November is a Tuesday, what day of the week is 16 December? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
9. 9.If 10 September is a Tuesday, what day of the week is 16 October? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
10. 10.If 3 January is a Thursday, what day of the week is 11 January? (a) Sunday (b) Thursday (c) Friday (d) Saturday
11. 11.If 13 November is a Sunday, what day of the week is 7 December? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
12. 12.Today is Monday. What day of the week will it be after 34 days? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
13. 13.Today is Thursday. What day of the week will it be after 100 days? (a) Monday (b) Friday (c) Saturday (d) Sunday
14. 14.If 14 March is a Wednesday, what day of the week is 23 March? (a) Saturday (b) Thursday (c) Sunday (d) Friday
15. 15.If 15 January is a Monday, what day of the week is 29 January? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
16. 16.Today is Monday. What day of the week will it be after 43 days? (a) Tuesday (b) Monday (c) Wednesday (d) Thursday
17. 17.If 1 August is a Friday, what day of the week is 17 August? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
18. 18.If 10 May is a Tuesday, what day of the week is 18 May? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
19. 19.If 27 October is a Sunday, what day of the week is 9 November? (a) Sunday (b) Monday (c) Saturday (d) Friday
20. 20.If 14 August is a Friday, what day of the week is 30 August? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
21. 21.If 11 July is a Monday, what day of the week is 19 July? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
22. 22.If 11 May is a Friday, what day of the week is 24 May? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
23. 23.If 8 December is a Saturday, what day of the week is 16 December? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
24. 24.If 12 April is a Sunday, what day of the week is 15 May? (a) Thursday (b) Sunday (c) Saturday (d) Friday
25. 25.If 1 October is a Saturday, what day of the week is 12 October? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
26. 26.If 23 May is a Monday, what day of the week is 11 June? (a) Sunday (b) Friday (c) Monday (d) Saturday
27. 27.If 3 March is a Monday, what day of the week is 11 March? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
28. 28.If 18 January is a Wednesday, what day of the week is 19 February? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
29. 29.If 29 November is a Wednesday, what day of the week is 5 December? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
30. 30.If 26 May is a Wednesday, what day of the week is 12 June? (a) Monday (b) Friday (c) Saturday (d) Sunday
31. 31.Today is Saturday. What day of the week will it be after 82 days? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
32. 32.Today is Wednesday. What day of the week will it be after 60 days? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
33. 33.Today is Saturday. What day of the week will it be after 79 days? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
34. 34.If 21 September is a Tuesday, what day of the week is 3 October? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
35. 35.If 21 July is a Thursday, what day of the week is 10 August? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
36. 36.Today is Sunday. What day of the week will it be after 15 days? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
37. 37.If 1 May is a Saturday, what day of the week is 15 May? (a) Friday (b) Sunday (c) Saturday (d) Monday
38. 38.If 7 August is a Wednesday, what day of the week is 17 August? (a) Monday (b) Saturday (c) Sunday (d) Friday
39. 39.If 21 March is a Sunday, what day of the week is 9 April? (a) Friday (b) Thursday (c) Saturday (d) Sunday
40. 40.If 23 March is a Tuesday, what day of the week is 4 April? (a) Sunday (b) Monday (c) Tuesday (d) Saturday

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