Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 518 · 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 10 August is a Wednesday, what day of the week is 19 August? (a) Sunday (b) Thursday (c) Saturday (d) Friday
2. 2.Today is Friday. What day of the week will it be after 99 days? (a) Friday (b) Saturday (c) Sunday (d) Monday
3. 3.If 25 June is a Sunday, what day of the week is 5 July? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
4. 4.If 3 March is a Monday, what day of the week is 11 March? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
5. 5.Today is Friday. What day of the week will it be after 28 days? (a) Sunday (b) Friday (c) Saturday (d) Thursday
6. 6.If 4 March is a Friday, what day of the week is 17 March? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
7. 7.If 24 April is a Thursday, what day of the week is 7 May? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
8. 8.If 9 August is a Thursday, what day of the week is 20 August? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
9. 9.If 8 August is a Monday, what day of the week is 17 August? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
10. 10.Today is Wednesday. What day of the week will it be after 26 days? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
11. 11.If 27 March is a Monday, what day of the week is 6 April? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
12. 12.If 12 December is a Thursday, what day of the week is 23 December? (a) Monday (b) Tuesday (c) Wednesday (d) Sunday
13. 13.If 13 January is a Monday, what day of the week is 11 February? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
14. 14.If 28 March is a Monday, what day of the week is 20 April? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
15. 15.Today is Wednesday. What day of the week will it be after 40 days? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
16. 16.If 3 May is a Saturday, what day of the week is 18 May? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
17. 17.If 2 October is a Sunday, what day of the week is 12 October? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
18. 18.If 15 March is a Wednesday, what day of the week is 26 March? (a) Sunday (b) Tuesday (c) Monday (d) Saturday
19. 19.If 2 January is a Tuesday, what day of the week is 10 January? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
20. 20.If 10 March is a Wednesday, what day of the week is 26 March? (a) Thursday (b) Sunday (c) Saturday (d) Friday
21. 21.If 26 November is a Monday, what day of the week is 6 December? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
22. 22.If 13 November is a Thursday, what day of the week is 17 December? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
23. 23.If 27 November is a Tuesday, what day of the week is 3 December? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
24. 24.Today is Sunday. What day of the week will it be after 32 days? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
25. 25.If 9 May is a Friday, what day of the week is 23 May? (a) Friday (b) Thursday (c) Sunday (d) Saturday
26. 26.Today is Wednesday. What day of the week will it be after 39 days? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
27. 27.If 20 August is a Tuesday, what day of the week is 6 September? (a) Friday (b) Thursday (c) Saturday (d) Sunday
28. 28.If 10 September is a Thursday, what day of the week is 13 October? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
29. 29.If 18 May is a Monday, what day of the week is 10 June? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
30. 30.If 12 January is a Wednesday, what day of the week is 4 February? (a) Sunday (b) Thursday (c) Saturday (d) Friday
31. 31.If 12 January is a Tuesday, what day of the week is 20 January? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
32. 32.Today is Thursday. What day of the week will it be after 24 days? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
33. 33.If 9 December is a Saturday, what day of the week is 19 December? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
34. 34.If 19 May is a Thursday, what day of the week is 13 June? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
35. 35.If 4 December is a Friday, what day of the week is 15 December? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
36. 36.If 10 January is a Saturday, what day of the week is 24 January? (a) Saturday (b) Monday (c) Sunday (d) Friday
37. 37.If 10 January is a Friday, what day of the week is 23 January? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
38. 38.If 6 August is a Monday, what day of the week is 21 August? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
39. 39.If 10 October is a Tuesday, what day of the week is 20 October? (a) Saturday (b) Thursday (c) Sunday (d) Friday
40. 40.Today is Tuesday. What day of the week will it be after 84 days? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday

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