Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 550 · 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 August is a Tuesday, what day of the week is 1 September? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
2. 2.If 7 July is a Sunday, what day of the week is 17 July? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
3. 3.Today is Thursday. What day of the week will it be after 30 days? (a) Saturday (b) Sunday (c) Friday (d) Monday
4. 4.If 14 December is a Saturday, what day of the week is 23 December? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
5. 5.If 10 December is a Saturday, what day of the week is 25 December? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
6. 6.If 27 April is a Monday, what day of the week is 8 May? (a) Thursday (b) Friday (c) Saturday (d) Sunday
7. 7.If 21 June is a Friday, what day of the week is 14 July? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
8. 8.If 15 January is a Wednesday, what day of the week is 29 January? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
9. 9.Today is Tuesday. What day of the week will it be after 71 days? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
10. 10.If 18 November is a Wednesday, what day of the week is 7 December? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
11. 11.If 13 March is a Tuesday, what day of the week is 22 March? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
12. 12.If 15 April is a Thursday, what day of the week is 1 May? (a) Sunday (b) Monday (c) Saturday (d) Friday
13. 13.If 8 March is a Sunday, what day of the week is 21 March? (a) Sunday (b) Friday (c) Saturday (d) Monday
14. 14.Today is Wednesday. What day of the week will it be after 26 days? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
15. 15.If 10 January is a Tuesday, what day of the week is 18 January? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
16. 16.If 6 January is a Thursday, what day of the week is 19 January? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
17. 17.If 4 August is a Sunday, what day of the week is 16 August? (a) Thursday (b) Sunday (c) Friday (d) Saturday
18. 18.If 2 October is a Thursday, what day of the week is 12 October? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
19. 19.If 8 March is a Saturday, what day of the week is 19 March? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
20. 20.If 24 September is a Tuesday, what day of the week is 5 October? (a) Friday (b) Saturday (c) Monday (d) Sunday
21. 21.If 2 March is a Saturday, what day of the week is 13 March? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
22. 22.If 2 January is a Thursday, what day of the week is 15 January? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
23. 23.If 27 October is a Wednesday, what day of the week is 19 November? (a) Thursday (b) Sunday (c) Friday (d) Saturday
24. 24.If 11 August is a Saturday, what day of the week is 24 August? (a) Friday (b) Thursday (c) Saturday (d) Sunday
25. 25.Today is Friday. What day of the week will it be after 72 days? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
26. 26.Today is Saturday. What day of the week will it be after 10 days? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
27. 27.If 12 March is a Sunday, what day of the week is 1 April? (a) Friday (b) Sunday (c) Saturday (d) Monday
28. 28.Today is Tuesday. What day of the week will it be after 46 days? (a) Monday (b) Friday (c) Saturday (d) Sunday
29. 29.If 13 May is a Wednesday, what day of the week is 5 June? (a) Sunday (b) Thursday (c) Friday (d) Saturday
30. 30.Today is Wednesday. What day of the week will it be after 86 days? (a) Saturday (b) Sunday (c) Friday (d) Thursday
31. 31.Today is Thursday. What day of the week will it be after 25 days? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
32. 32.If 16 November is a Sunday, what day of the week is 19 December? (a) Saturday (b) Thursday (c) Sunday (d) Friday
33. 33.If 30 August is a Wednesday, what day of the week is 4 September? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
34. 34.Today is Friday. What day of the week will it be after 63 days? (a) Saturday (b) Sunday (c) Friday (d) Thursday
35. 35.Today is Friday. What day of the week will it be after 74 days? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
36. 36.If 27 October is a Thursday, what day of the week is 17 November? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
37. 37.If 3 March is a Saturday, what day of the week is 17 March? (a) Sunday (b) Saturday (c) Friday (d) Monday
38. 38.If 14 May is a Friday, what day of the week is 22 May? (a) Saturday (b) Sunday (c) Friday (d) Monday
39. 39.If 28 October is a Saturday, what day of the week is 6 November? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
40. 40.Today is Friday. What day of the week will it be after 54 days? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday

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