Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 351 · 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 6 July is a Monday, what day of the week is 20 July? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
2. 2.Today is Sunday. What day of the week will it be after 93 days? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
3. 3.If 3 August is a Sunday, what day of the week is 19 August? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
4. 4.Today is Sunday. What day of the week will it be after 11 days? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
5. 5.If 9 March is a Wednesday, what day of the week is 25 March? (a) Thursday (b) Friday (c) Sunday (d) Saturday
6. 6.Today is Wednesday. What day of the week will it be after 92 days? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
7. 7.If 8 March is a Monday, what day of the week is 20 March? (a) Friday (b) Monday (c) Saturday (d) Sunday
8. 8.Today is Tuesday. What day of the week will it be after 35 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
9. 9.If 16 January is a Friday, what day of the week is 8 February? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
10. 10.If 6 July is a Wednesday, what day of the week is 19 July? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
11. 11.If 13 October is a Thursday, what day of the week is 5 November? (a) Monday (b) Saturday (c) Sunday (d) Friday
12. 12.If 4 May is a Wednesday, what day of the week is 18 May? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
13. 13.If 14 July is a Tuesday, what day of the week is 29 July? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
14. 14.If 1 October is a Thursday, what day of the week is 9 October? (a) Thursday (b) Saturday (c) Friday (d) Sunday
15. 15.If 10 January is a Friday, what day of the week is 19 January? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
16. 16.If 13 May is a Friday, what day of the week is 26 May? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
17. 17.If 27 January is a Thursday, what day of the week is 9 February? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
18. 18.Today is Wednesday. What day of the week will it be after 93 days? (a) Thursday (b) Sunday (c) Friday (d) Saturday
19. 19.If 9 May is a Wednesday, what day of the week is 21 May? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
20. 20.If 10 March is a Sunday, what day of the week is 24 March? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
21. 21.If 7 July is a Tuesday, what day of the week is 16 July? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
22. 22.If 20 July is a Wednesday, what day of the week is 5 August? (a) Friday (b) Thursday (c) Saturday (d) Sunday
23. 23.If 24 March is a Monday, what day of the week is 12 April? (a) Friday (b) Sunday (c) Saturday (d) Monday
24. 24.Today is Thursday. What day of the week will it be after 97 days? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
25. 25.If 22 November is a Sunday, what day of the week is 1 December? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
26. 26.If 5 January is a Friday, what day of the week is 16 January? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
27. 27.If 2 October is a Saturday, what day of the week is 12 October? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
28. 28.If 27 April is a Monday, what day of the week is 5 May? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
29. 29.If 1 December is a Saturday, what day of the week is 9 December? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
30. 30.If 15 May is a Sunday, what day of the week is 6 June? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
31. 31.If 15 May is a Thursday, what day of the week is 13 June? (a) Saturday (b) Friday (c) Sunday (d) Thursday
32. 32.If 11 August is a Thursday, what day of the week is 13 September? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
33. 33.If 11 May is a Monday, what day of the week is 27 May? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
34. 34.If 22 October is a Wednesday, what day of the week is 19 November? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
35. 35.Today is Sunday. What day of the week will it be after 90 days? (a) Friday (b) Sunday (c) Monday (d) Saturday
36. 36.If 14 March is a Thursday, what day of the week is 26 March? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
37. 37.If 9 August is a Monday, what day of the week is 19 August? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
38. 38.If 12 January is a Friday, what day of the week is 22 January? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
39. 39.If 3 May is a Sunday, what day of the week is 11 May? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
40. 40.If 2 August is a Friday, what day of the week is 10 August? (a) Friday (b) Sunday (c) Monday (d) Saturday

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