Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 259 · 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 August is a Thursday, what day of the week is 13 September? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
2. 2.If 22 October is a Monday, what day of the week is 6 November? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
3. 3.If 7 August is a Thursday, what day of the week is 23 August? (a) Friday (b) Monday (c) Saturday (d) Sunday
4. 4.If 12 March is a Friday, what day of the week is 19 April? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
5. 5.If 27 August is a Saturday, what day of the week is 14 September? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
6. 6.If 13 March is a Thursday, what day of the week is 27 March? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
7. 7.If 29 April is a Tuesday, what day of the week is 6 May? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
8. 8.If 10 December is a Monday, what day of the week is 25 December? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
9. 9.If 7 July is a Monday, what day of the week is 23 July? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
10. 10.Today is Tuesday. What day of the week will it be after 27 days? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
11. 11.If 7 March is a Sunday, what day of the week is 19 March? (a) Friday (b) Thursday (c) Sunday (d) Saturday
12. 12.If 7 August is a Wednesday, what day of the week is 21 August? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
13. 13.Today is Friday. What day of the week will it be after 19 days? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
14. 14.Today is Saturday. What day of the week will it be after 70 days? (a) Sunday (b) Saturday (c) Friday (d) Monday
15. 15.If 5 March is a Saturday, what day of the week is 17 March? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
16. 16.Today is Thursday. What day of the week will it be after 21 days? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
17. 17.Today is Thursday. What day of the week will it be after 28 days? (a) Thursday (b) Saturday (c) Friday (d) Wednesday
18. 18.If 21 May is a Tuesday, what day of the week is 18 June? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
19. 19.If 29 July is a Thursday, what day of the week is 20 August? (a) Thursday (b) Friday (c) Sunday (d) Saturday
20. 20.If 10 August is a Saturday, what day of the week is 22 August? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
21. 21.Today is Monday. What day of the week will it be after 23 days? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
22. 22.If 25 November is a Monday, what day of the week is 6 December? (a) Friday (b) Sunday (c) Saturday (d) Thursday
23. 23.If 7 July is a Monday, what day of the week is 20 July? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
24. 24.Today is Friday. What day of the week will it be after 75 days? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
25. 25.If 16 January is a Wednesday, what day of the week is 4 February? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
26. 26.If 1 March is a Friday, what day of the week is 15 March? (a) Sunday (b) Friday (c) Thursday (d) Saturday
27. 27.If 15 July is a Sunday, what day of the week is 27 July? (a) Sunday (b) Saturday (c) Friday (d) Thursday
28. 28.If 21 August is a Sunday, what day of the week is 12 September? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
29. 29.If 7 October is a Tuesday, what day of the week is 17 October? (a) Thursday (b) Friday (c) Sunday (d) Saturday
30. 30.If 1 January is a Wednesday, what day of the week is 12 January? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
31. 31.Today is Monday. What day of the week will it be after 68 days? (a) Monday (b) Friday (c) Sunday (d) Saturday
32. 32.If 5 December is a Tuesday, what day of the week is 13 December? (a) Friday (b) Tuesday (c) Thursday (d) Wednesday
33. 33.Today is Thursday. What day of the week will it be after 51 days? (a) Sunday (b) Friday (c) Monday (d) Saturday
34. 34.If 10 October is a Thursday, what day of the week is 25 October? (a) Saturday (b) Friday (c) Thursday (d) Sunday
35. 35.If 16 May is a Thursday, what day of the week is 8 June? (a) Monday (b) Sunday (c) Saturday (d) Friday
36. 36.If 29 October is a Sunday, what day of the week is 1 November? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
37. 37.Today is Monday. What day of the week will it be after 11 days? (a) Sunday (b) Friday (c) Thursday (d) Saturday
38. 38.Today is Wednesday. What day of the week will it be after 13 days? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
39. 39.If 23 August is a Wednesday, what day of the week is 5 September? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
40. 40.If 22 March is a Saturday, what day of the week is 5 April? (a) Saturday (b) Monday (c) Friday (d) Sunday

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