Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 678 · 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 March is a Tuesday, what day of the week is 17 March? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
2. 2.If 18 August is a Thursday, what day of the week is 17 September? (a) Monday (b) Sunday (c) Friday (d) Saturday
3. 3.If 29 November is a Sunday, what day of the week is 10 December? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
4. 4.If 15 March is a Saturday, what day of the week is 24 March? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
5. 5.If 7 October is a Sunday, what day of the week is 17 October? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
6. 6.If 16 January is a Friday, what day of the week is 11 February? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
7. 7.If 15 July is a Friday, what day of the week is 7 August? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
8. 8.If 15 January is a Friday, what day of the week is 30 January? (a) Sunday (b) Friday (c) Monday (d) Saturday
9. 9.Today is Wednesday. What day of the week will it be after 90 days? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
10. 10.If 26 July is a Wednesday, what day of the week is 15 August? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
11. 11.If 8 August is a Wednesday, what day of the week is 24 August? (a) Sunday (b) Thursday (c) Friday (d) Saturday
12. 12.If 12 December is a Sunday, what day of the week is 20 December? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
13. 13.If 2 January is a Sunday, what day of the week is 17 January? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
14. 14.If 16 May is a Thursday, what day of the week is 9 June? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
15. 15.Today is Monday. What day of the week will it be after 61 days? (a) Saturday (b) Friday (c) Sunday (d) Monday
16. 16.Today is Monday. What day of the week will it be after 11 days? (a) Thursday (b) Saturday (c) Friday (d) Sunday
17. 17.If 1 January is a Tuesday, what day of the week is 17 January? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
18. 18.If 23 June is a Friday, what day of the week is 10 July? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
19. 19.If 15 March is a Thursday, what day of the week is 20 April? (a) Sunday (b) Thursday (c) Friday (d) Saturday
20. 20.If 11 October is a Wednesday, what day of the week is 21 October? (a) Friday (b) Monday (c) Sunday (d) Saturday
21. 21.If 30 June is a Sunday, what day of the week is 10 July? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
22. 22.If 1 August is a Wednesday, what day of the week is 17 August? (a) Sunday (b) Thursday (c) Saturday (d) Friday
23. 23.If 15 May is a Wednesday, what day of the week is 28 May? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
24. 24.If 5 January is a Saturday, what day of the week is 19 January? (a) Saturday (b) Monday (c) Sunday (d) Friday
25. 25.Today is Monday. What day of the week will it be after 81 days? (a) Thursday (b) Saturday (c) Sunday (d) Friday
26. 26.If 10 May is a Sunday, what day of the week is 19 May? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
27. 27.If 23 May is a Monday, what day of the week is 17 June? (a) Sunday (b) Friday (c) Thursday (d) Saturday
28. 28.If 6 January is a Monday, what day of the week is 19 January? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
29. 29.If 12 January is a Thursday, what day of the week is 26 January? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
30. 30.If 8 December is a Monday, what day of the week is 17 December? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
31. 31.Today is Wednesday. What day of the week will it be after 49 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
32. 32.Today is Tuesday. What day of the week will it be after 13 days? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
33. 33.If 22 November is a Thursday, what day of the week is 19 December? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
34. 34.Today is Thursday. What day of the week will it be after 80 days? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
35. 35.If 3 May is a Sunday, what day of the week is 14 May? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
36. 36.If 21 April is a Tuesday, what day of the week is 2 May? (a) Friday (b) Sunday (c) Monday (d) Saturday
37. 37.If 25 April is a Thursday, what day of the week is 1 May? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
38. 38.Today is Sunday. What day of the week will it be after 92 days? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
39. 39.If 28 October is a Wednesday, what day of the week is 13 November? (a) Sunday (b) Friday (c) Saturday (d) Thursday
40. 40.If 10 October is a Sunday, what day of the week is 18 November? (a) Wednesday (b) Friday (c) Saturday (d) Thursday

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