Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 26 · 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 2 March is a Sunday, what day of the week is 12 March? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
2. 2.Today is Thursday. What day of the week will it be after 82 days? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
3. 3.If 4 July is a Saturday, what day of the week is 18 July? (a) Monday (b) Saturday (c) Friday (d) Sunday
4. 4.Today is Tuesday. What day of the week will it be after 32 days? (a) Sunday (b) Monday (c) Saturday (d) Friday
5. 5.If 12 December is a Friday, what day of the week is 28 December? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
6. 6.If 1 May is a Monday, what day of the week is 12 May? (a) Sunday (b) Thursday (c) Saturday (d) Friday
7. 7.If 11 May is a Saturday, what day of the week is 18 June? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
8. 8.If 18 June is a Tuesday, what day of the week is 1 July? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
9. 9.Today is Saturday. What day of the week will it be after 40 days? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
10. 10.If 11 May is a Tuesday, what day of the week is 20 May? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
11. 11.If 3 July is a Friday, what day of the week is 14 July? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
12. 12.If 4 May is a Sunday, what day of the week is 15 May? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
13. 13.If 20 July is a Tuesday, what day of the week is 2 August? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
14. 14.If 18 August is a Saturday, what day of the week is 4 September? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
15. 15.If 17 June is a Wednesday, what day of the week is 1 July? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
16. 16.If 10 November is a Wednesday, what day of the week is 7 December? (a) Tuesday (b) Monday (c) Wednesday (d) Thursday
17. 17.If 5 December is a Friday, what day of the week is 15 December? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
18. 18.If 13 December is a Tuesday, what day of the week is 25 December? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
19. 19.If 7 March is a Thursday, what day of the week is 22 March? (a) Sunday (b) Friday (c) Thursday (d) Saturday
20. 20.If 17 April is a Wednesday, what day of the week is 5 May? (a) Sunday (b) Tuesday (c) Monday (d) Saturday
21. 21.If 12 July is a Thursday, what day of the week is 16 August? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
22. 22.Today is Saturday. What day of the week will it be after 91 days? (a) Friday (b) Saturday (c) Sunday (d) Monday
23. 23.Today is Monday. What day of the week will it be after 10 days? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
24. 24.If 8 October is a Tuesday, what day of the week is 20 October? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
25. 25.If 7 October is a Sunday, what day of the week is 18 October? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
26. 26.Today is Thursday. What day of the week will it be after 12 days? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
27. 27.If 21 July is a Monday, what day of the week is 15 August? (a) Sunday (b) Saturday (c) Friday (d) Thursday
28. 28.If 30 August is a Tuesday, what day of the week is 18 September? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
29. 29.If 3 January is a Thursday, what day of the week is 11 January? (a) Saturday (b) Thursday (c) Friday (d) Sunday
30. 30.If 29 August is a Tuesday, what day of the week is 1 September? (a) Sunday (b) Thursday (c) Friday (d) Saturday
31. 31.Today is Tuesday. What day of the week will it be after 67 days? (a) Saturday (b) Monday (c) Friday (d) Sunday
32. 32.Today is Saturday. What day of the week will it be after 67 days? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
33. 33.If 9 March is a Sunday, what day of the week is 21 March? (a) Saturday (b) Thursday (c) Friday (d) Sunday
34. 34.If 13 March is a Wednesday, what day of the week is 29 March? (a) Sunday (b) Thursday (c) Friday (d) Saturday
35. 35.If 9 July is a Sunday, what day of the week is 22 July? (a) Saturday (b) Friday (c) Sunday (d) Monday
36. 36.Today is Friday. What day of the week will it be after 49 days? (a) Saturday (b) Sunday (c) Friday (d) Thursday
37. 37.If 7 January is a Wednesday, what day of the week is 18 January? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
38. 38.If 14 May is a Thursday, what day of the week is 30 May? (a) Sunday (b) Monday (c) Friday (d) Saturday
39. 39.Today is Tuesday. What day of the week will it be after 30 days? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
40. 40.If 20 March is a Monday, what day of the week is 19 April? (a) Friday (b) Tuesday (c) Thursday (d) Wednesday

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