Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 813 · 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 March is a Sunday, what day of the week is 22 March? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
2. 2.Today is Saturday. What day of the week will it be after 81 days? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
3. 3.If 4 December is a Tuesday, what day of the week is 18 December? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
4. 4.If 16 April is a Tuesday, what day of the week is 2 May? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
5. 5.If 25 November is a Sunday, what day of the week is 20 December? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
6. 6.If 23 April is a Tuesday, what day of the week is 9 May? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
7. 7.If 21 June is a Saturday, what day of the week is 1 July? (a) Tuesday (b) Monday (c) Wednesday (d) Thursday
8. 8.If 6 March is a Thursday, what day of the week is 21 March? (a) Sunday (b) Thursday (c) Saturday (d) Friday
9. 9.Today is Tuesday. What day of the week will it be after 57 days? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
10. 10.If 14 March is a Sunday, what day of the week is 28 March? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
11. 11.Today is Wednesday. What day of the week will it be after 82 days? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
12. 12.If 3 January is a Saturday, what day of the week is 12 January? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
13. 13.If 4 December is a Friday, what day of the week is 18 December? (a) Thursday (b) Saturday (c) Friday (d) Sunday
14. 14.If 5 March is a Tuesday, what day of the week is 13 March? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
15. 15.Today is Sunday. What day of the week will it be after 35 days? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
16. 16.If 23 June is a Tuesday, what day of the week is 1 July? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
17. 17.If 27 March is a Friday, what day of the week is 9 April? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
18. 18.Today is Saturday. What day of the week will it be after 72 days? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
19. 19.If 2 August is a Sunday, what day of the week is 16 August? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
20. 20.Today is Thursday. What day of the week will it be after 54 days? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
21. 21.If 12 July is a Sunday, what day of the week is 20 July? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
22. 22.If 2 May is a Saturday, what day of the week is 16 May? (a) Sunday (b) Saturday (c) Monday (d) Friday
23. 23.Today is Wednesday. What day of the week will it be after 43 days? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
24. 24.If 11 December is a Monday, what day of the week is 25 December? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
25. 25.If 4 January is a Monday, what day of the week is 20 January? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
26. 26.If 8 December is a Tuesday, what day of the week is 22 December? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
27. 27.If 15 January is a Monday, what day of the week is 31 January? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
28. 28.If 3 March is a Monday, what day of the week is 14 March? (a) Saturday (b) Friday (c) Thursday (d) Sunday
29. 29.If 1 May is a Friday, what day of the week is 10 May? (a) Sunday (b) Tuesday (c) Monday (d) Saturday
30. 30.If 27 July is a Friday, what day of the week is 18 August? (a) Saturday (b) Monday (c) Sunday (d) Friday
31. 31.Today is Wednesday. What day of the week will it be after 72 days? (a) Saturday (b) Friday (c) Thursday (d) Sunday
32. 32.If 4 December is a Sunday, what day of the week is 16 December? (a) Saturday (b) Thursday (c) Sunday (d) Friday
33. 33.If 3 August is a Sunday, what day of the week is 12 August? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
34. 34.If 9 December is a Thursday, what day of the week is 19 December? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
35. 35.Today is Saturday. What day of the week will it be after 42 days? (a) Friday (b) Sunday (c) Monday (d) Saturday
36. 36.If 4 July is a Monday, what day of the week is 17 July? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
37. 37.If 12 March is a Sunday, what day of the week is 21 March? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
38. 38.If 12 January is a Wednesday, what day of the week is 21 January? (a) Saturday (b) Friday (c) Thursday (d) Sunday
39. 39.If 9 August is a Saturday, what day of the week is 22 August? (a) Thursday (b) Friday (c) Sunday (d) Saturday
40. 40.Today is Friday. What day of the week will it be after 100 days? (a) Tuesday (b) Saturday (c) Sunday (d) Monday

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