Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 124 · 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 9 August is a Wednesday, what day of the week is 21 August? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
2. 2.If 12 March is a Monday, what day of the week is 25 March? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
3. 3.Today is Monday. What day of the week will it be after 98 days? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
4. 4.Today is Tuesday. What day of the week will it be after 58 days? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
5. 5.If 12 August is a Tuesday, what day of the week is 22 August? (a) Sunday (b) Saturday (c) Thursday (d) Friday
6. 6.Today is Monday. What day of the week will it be after 26 days? (a) Saturday (b) Friday (c) Monday (d) Sunday
7. 7.If 4 January is a Friday, what day of the week is 17 January? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
8. 8.If 12 January is a Thursday, what day of the week is 25 January? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
9. 9.Today is Wednesday. What day of the week will it be after 73 days? (a) Sunday (b) Friday (c) Monday (d) Saturday
10. 10.If 8 August is a Sunday, what day of the week is 18 August? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
11. 11.If 11 July is a Friday, what day of the week is 22 July? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
12. 12.If 4 December is a Sunday, what day of the week is 18 December? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
13. 13.If 9 October is a Sunday, what day of the week is 24 October? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
14. 14.If 15 October is a Thursday, what day of the week is 18 November? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
15. 15.Today is Friday. What day of the week will it be after 78 days? (a) Friday (b) Monday (c) Sunday (d) Saturday
16. 16.Today is Sunday. What day of the week will it be after 12 days? (a) Saturday (b) Friday (c) Sunday (d) Thursday
17. 17.Today is Monday. What day of the week will it be after 59 days? (a) Thursday (b) Saturday (c) Friday (d) Wednesday
18. 18.If 25 March is a Tuesday, what day of the week is 10 April? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
19. 19.If 25 January is a Thursday, what day of the week is 15 February? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
20. 20.If 6 December is a Friday, what day of the week is 22 December? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
21. 21.If 21 April is a Monday, what day of the week is 5 May? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
22. 22.Today is Monday. What day of the week will it be after 11 days? (a) Sunday (b) Thursday (c) Saturday (d) Friday
23. 23.If 10 May is a Tuesday, what day of the week is 21 May? (a) Sunday (b) Friday (c) Monday (d) Saturday
24. 24.If 2 July is a Friday, what day of the week is 10 July? (a) Sunday (b) Friday (c) Saturday (d) Monday
25. 25.Today is Sunday. What day of the week will it be after 62 days? (a) Sunday (b) Saturday (c) Friday (d) Monday
26. 26.If 22 April is a Friday, what day of the week is 16 May? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
27. 27.If 22 October is a Tuesday, what day of the week is 1 November? (a) Thursday (b) Sunday (c) Saturday (d) Friday
28. 28.If 3 March is a Monday, what day of the week is 15 March? (a) Friday (b) Sunday (c) Monday (d) Saturday
29. 29.If 25 May is a Wednesday, what day of the week is 11 June? (a) Sunday (b) Saturday (c) Friday (d) Monday
30. 30.If 5 May is a Wednesday, what day of the week is 18 May? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
31. 31.If 10 January is a Monday, what day of the week is 19 January? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
32. 32.If 3 December is a Saturday, what day of the week is 17 December? (a) Friday (b) Monday (c) Sunday (d) Saturday
33. 33.If 7 March is a Saturday, what day of the week is 22 March? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
34. 34.If 9 January is a Monday, what day of the week is 20 January? (a) Saturday (b) Sunday (c) Friday (d) Thursday
35. 35.Today is Friday. What day of the week will it be after 27 days? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
36. 36.If 1 January is a Wednesday, what day of the week is 14 January? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
37. 37.If 14 April is a Saturday, what day of the week is 4 May? (a) Saturday (b) Thursday (c) Sunday (d) Friday
38. 38.If 3 August is a Friday, what day of the week is 13 August? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
39. 39.If 8 January is a Tuesday, what day of the week is 22 January? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
40. 40.If 30 November is a Monday, what day of the week is 12 December? (a) Sunday (b) Friday (c) Monday (d) Saturday

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