Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 216 · 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 3 August is a Sunday, what day of the week is 13 August? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
2. 2.If 22 June is a Sunday, what day of the week is 18 July? (a) Thursday (b) Saturday (c) Sunday (d) Friday
3. 3.If 4 January is a Wednesday, what day of the week is 13 January? (a) Saturday (b) Sunday (c) Thursday (d) Friday
4. 4.Today is Thursday. What day of the week will it be after 67 days? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
5. 5.If 28 October is a Wednesday, what day of the week is 5 November? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
6. 6.If 28 March is a Monday, what day of the week is 20 April? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
7. 7.If 2 October is a Monday, what day of the week is 11 October? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
8. 8.Today is Saturday. What day of the week will it be after 74 days? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
9. 9.If 6 October is a Monday, what day of the week is 21 October? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
10. 10.Today is Thursday. What day of the week will it be after 88 days? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
11. 11.Today is Monday. What day of the week will it be after 72 days? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
12. 12.If 11 January is a Friday, what day of the week is 23 January? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
13. 13.If 10 March is a Wednesday, what day of the week is 11 April? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
14. 14.If 16 April is a Wednesday, what day of the week is 13 May? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
15. 15.If 8 May is a Thursday, what day of the week is 23 May? (a) Sunday (b) Thursday (c) Saturday (d) Friday
16. 16.If 10 January is a Tuesday, what day of the week is 18 January? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
17. 17.If 27 January is a Saturday, what day of the week is 8 February? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
18. 18.If 25 April is a Sunday, what day of the week is 1 May? (a) Friday (b) Monday (c) Saturday (d) Sunday
19. 19.Today is Tuesday. What day of the week will it be after 18 days? (a) Sunday (b) Monday (c) Saturday (d) Friday
20. 20.If 21 March is a Monday, what day of the week is 19 April? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
21. 21.Today is Friday. What day of the week will it be after 13 days? (a) Thursday (b) Saturday (c) Friday (d) Wednesday
22. 22.If 24 March is a Wednesday, what day of the week is 16 April? (a) Saturday (b) Friday (c) Thursday (d) Sunday
23. 23.If 8 January is a Monday, what day of the week is 24 January? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
24. 24.If 1 August is a Tuesday, what day of the week is 9 August? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
25. 25.If 13 March is a Sunday, what day of the week is 27 March? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
26. 26.If 18 August is a Tuesday, what day of the week is 2 September? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
27. 27.If 30 May is a Tuesday, what day of the week is 20 June? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
28. 28.If 2 May is a Monday, what day of the week is 14 May? (a) Monday (b) Sunday (c) Friday (d) Saturday
29. 29.If 17 April is a Wednesday, what day of the week is 2 May? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
30. 30.Today is Saturday. What day of the week will it be after 46 days? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
31. 31.Today is Monday. What day of the week will it be after 77 days? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
32. 32.Today is Tuesday. What day of the week will it be after 53 days? (a) Friday (b) Saturday (c) Sunday (d) Monday
33. 33.If 30 March is a Saturday, what day of the week is 12 April? (a) Sunday (b) Saturday (c) Friday (d) Thursday
34. 34.If 17 August is a Monday, what day of the week is 13 September? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
35. 35.If 2 December is a Thursday, what day of the week is 10 December? (a) Thursday (b) Sunday (c) Friday (d) Saturday
36. 36.If 8 January is a Tuesday, what day of the week is 21 January? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
37. 37.Today is Wednesday. What day of the week will it be after 44 days? (a) Thursday (b) Saturday (c) Friday (d) Sunday
38. 38.Today is Wednesday. What day of the week will it be after 75 days? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
39. 39.If 5 July is a Wednesday, what day of the week is 17 July? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
40. 40.If 12 July is a Sunday, what day of the week is 26 July? (a) Saturday (b) Monday (c) Sunday (d) Tuesday

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