Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 970 · 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 13 December is a Saturday, what day of the week is 27 December? (a) Friday (b) Monday (c) Saturday (d) Sunday
2. 2.If 10 May is a Monday, what day of the week is 20 May? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
3. 3.If 12 January is a Tuesday, what day of the week is 26 January? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
4. 4.If 23 April is a Thursday, what day of the week is 14 May? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
5. 5.If 4 January is a Thursday, what day of the week is 12 January? (a) Friday (b) Thursday (c) Sunday (d) Saturday
6. 6.If 7 May is a Saturday, what day of the week is 23 May? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
7. 7.Today is Thursday. What day of the week will it be after 59 days? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
8. 8.If 15 June is a Tuesday, what day of the week is 2 July? (a) Saturday (b) Thursday (c) Friday (d) Sunday
9. 9.If 25 August is a Tuesday, what day of the week is 2 September? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
10. 10.If 9 August is a Tuesday, what day of the week is 24 August? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
11. 11.Today is Monday. What day of the week will it be after 20 days? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
12. 12.If 8 March is a Monday, what day of the week is 18 March? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
13. 13.If 1 July is a Wednesday, what day of the week is 14 July? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
14. 14.Today is Tuesday. What day of the week will it be after 97 days? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
15. 15.If 4 October is a Saturday, what day of the week is 12 October? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
16. 16.If 22 September is a Thursday, what day of the week is 4 October? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
17. 17.If 11 January is a Monday, what day of the week is 27 January? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
18. 18.If 22 August is a Friday, what day of the week is 13 September? (a) Friday (b) Saturday (c) Sunday (d) Monday
19. 19.Today is Monday. What day of the week will it be after 85 days? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
20. 20.Today is Tuesday. What day of the week will it be after 85 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
21. 21.If 17 May is a Wednesday, what day of the week is 9 June? (a) Sunday (b) Saturday (c) Friday (d) Thursday
22. 22.Today is Thursday. What day of the week will it be after 47 days? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
23. 23.Today is Monday. What day of the week will it be after 73 days? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
24. 24.If 1 March is a Saturday, what day of the week is 13 March? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
25. 25.Today is Wednesday. What day of the week will it be after 68 days? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
26. 26.If 17 August is a Friday, what day of the week is 14 September? (a) Saturday (b) Sunday (c) Friday (d) Thursday
27. 27.If 4 July is a Sunday, what day of the week is 18 July? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
28. 28.Today is Thursday. What day of the week will it be after 80 days? (a) Sunday (b) Saturday (c) Monday (d) Tuesday
29. 29.If 4 December is a Friday, what day of the week is 15 December? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
30. 30.Today is Sunday. What day of the week will it be after 10 days? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
31. 31.If 11 May is a Monday, what day of the week is 2 June? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
32. 32.If 3 January is a Monday, what day of the week is 12 January? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
33. 33.If 13 April is a Wednesday, what day of the week is 1 May? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
34. 34.If 5 March is a Friday, what day of the week is 14 March? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
35. 35.If 14 March is a Friday, what day of the week is 2 April? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
36. 36.If 12 May is a Tuesday, what day of the week is 3 June? (a) Friday (b) Tuesday (c) Thursday (d) Wednesday
37. 37.If 16 October is a Monday, what day of the week is 9 November? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
38. 38.If 15 March is a Friday, what day of the week is 25 March? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
39. 39.Today is Saturday. What day of the week will it be after 48 days? (a) Saturday (b) Thursday (c) Friday (d) Sunday
40. 40.Today is Thursday. What day of the week will it be after 34 days? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday

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