Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 230 · 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 30 January is a Tuesday, what day of the week is 17 February? (a) Friday (b) Saturday (c) Monday (d) Sunday
2. 2.If 12 December is a Sunday, what day of the week is 24 December? (a) Saturday (b) Thursday (c) Sunday (d) Friday
3. 3.If 11 July is a Friday, what day of the week is 3 August? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
4. 4.If 15 May is a Saturday, what day of the week is 6 June? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
5. 5.Today is Thursday. What day of the week will it be after 80 days? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
6. 6.If 21 November is a Monday, what day of the week is 4 December? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
7. 7.If 22 January is a Friday, what day of the week is 20 February? (a) Sunday (b) Friday (c) Monday (d) Saturday
8. 8.If 7 January is a Monday, what day of the week is 22 January? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
9. 9.Today is Thursday. What day of the week will it be after 75 days? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
10. 10.If 2 January is a Tuesday, what day of the week is 10 January? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
11. 11.If 12 January is a Thursday, what day of the week is 4 February? (a) Sunday (b) Saturday (c) Monday (d) Friday
12. 12.If 5 December is a Friday, what day of the week is 16 December? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
13. 13.If 13 March is a Monday, what day of the week is 15 April? (a) Friday (b) Monday (c) Sunday (d) Saturday
14. 14.If 11 October is a Wednesday, what day of the week is 24 October? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
15. 15.If 16 October is a Monday, what day of the week is 3 November? (a) Thursday (b) Sunday (c) Saturday (d) Friday
16. 16.If 13 December is a Sunday, what day of the week is 21 December? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
17. 17.Today is Monday. What day of the week will it be after 86 days? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
18. 18.If 12 March is a Wednesday, what day of the week is 20 April? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
19. 19.Today is Friday. What day of the week will it be after 79 days? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
20. 20.If 3 October is a Saturday, what day of the week is 12 October? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
21. 21.If 13 March is a Monday, what day of the week is 10 April? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
22. 22.If 20 July is a Thursday, what day of the week is 2 August? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
23. 23.Today is Saturday. What day of the week will it be after 50 days? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
24. 24.If 10 July is a Sunday, what day of the week is 13 August? (a) Sunday (b) Saturday (c) Monday (d) Friday
25. 25.If 7 December is a Tuesday, what day of the week is 18 December? (a) Monday (b) Friday (c) Sunday (d) Saturday
26. 26.Today is Sunday. What day of the week will it be after 14 days? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
27. 27.If 16 May is a Wednesday, what day of the week is 9 June? (a) Sunday (b) Monday (c) Friday (d) Saturday
28. 28.If 14 June is a Thursday, what day of the week is 13 July? (a) Sunday (b) Saturday (c) Friday (d) Thursday
29. 29.If 2 March is a Thursday, what day of the week is 15 March? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
30. 30.If 6 March is a Monday, what day of the week is 15 March? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
31. 31.If 28 January is a Thursday, what day of the week is 16 February? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
32. 32.If 13 April is a Monday, what day of the week is 13 May? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
33. 33.If 28 April is a Thursday, what day of the week is 14 May? (a) Monday (b) Sunday (c) Saturday (d) Friday
34. 34.If 8 August is a Sunday, what day of the week is 23 August? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
35. 35.If 18 April is a Saturday, what day of the week is 7 May? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
36. 36.Today is Thursday. What day of the week will it be after 88 days? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
37. 37.If 16 April is a Sunday, what day of the week is 13 May? (a) Friday (b) Saturday (c) Monday (d) Sunday
38. 38.If 5 January is a Tuesday, what day of the week is 16 January? (a) Saturday (b) Sunday (c) Monday (d) Friday
39. 39.If 13 May is a Tuesday, what day of the week is 26 May? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
40. 40.If 13 June is a Sunday, what day of the week is 6 July? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday

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