Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 439 · 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.Today is Tuesday. What day of the week will it be after 70 days? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
2. 2.If 3 December is a Wednesday, what day of the week is 17 December? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
3. 3.If 9 December is a Monday, what day of the week is 20 December? (a) Saturday (b) Sunday (c) Thursday (d) Friday
4. 4.If 11 January is a Wednesday, what day of the week is 18 February? (a) Friday (b) Sunday (c) Monday (d) Saturday
5. 5.Today is Monday. What day of the week will it be after 77 days? (a) Monday (b) Tuesday (c) Wednesday (d) Sunday
6. 6.If 30 May is a Sunday, what day of the week is 4 June? (a) Friday (b) Sunday (c) Thursday (d) Saturday
7. 7.If 6 January is a Tuesday, what day of the week is 19 January? (a) Monday (b) Tuesday (c) Wednesday (d) Sunday
8. 8.Today is Sunday. What day of the week will it be after 72 days? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
9. 9.If 2 October is a Sunday, what day of the week is 16 October? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
10. 10.Today is Thursday. What day of the week will it be after 19 days? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
11. 11.If 13 March is a Sunday, what day of the week is 29 March? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
12. 12.If 2 December is a Monday, what day of the week is 12 December? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
13. 13.Today is Monday. What day of the week will it be after 13 days? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
14. 14.If 11 August is a Tuesday, what day of the week is 25 August? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
15. 15.If 9 March is a Thursday, what day of the week is 17 March? (a) Thursday (b) Saturday (c) Sunday (d) Friday
16. 16.Today is Saturday. What day of the week will it be after 48 days? (a) Sunday (b) Saturday (c) Friday (d) Thursday
17. 17.If 6 May is a Sunday, what day of the week is 14 May? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
18. 18.If 12 August is a Sunday, what day of the week is 17 September? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
19. 19.Today is Sunday. What day of the week will it be after 17 days? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
20. 20.If 10 December is a Thursday, what day of the week is 24 December? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
21. 21.If 11 July is a Friday, what day of the week is 26 July? (a) Sunday (b) Friday (c) Monday (d) Saturday
22. 22.If 24 March is a Sunday, what day of the week is 9 April? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
23. 23.If 4 May is a Sunday, what day of the week is 19 May? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
24. 24.If 11 July is a Monday, what day of the week is 20 August? (a) Sunday (b) Friday (c) Saturday (d) Monday
25. 25.If 13 March is a Saturday, what day of the week is 8 April? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
26. 26.Today is Thursday. What day of the week will it be after 94 days? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
27. 27.Today is Monday. What day of the week will it be after 35 days? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
28. 28.If 18 November is a Thursday, what day of the week is 20 December? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
29. 29.If 20 June is a Tuesday, what day of the week is 17 July? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
30. 30.If 11 October is a Friday, what day of the week is 22 October? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
31. 31.Today is Wednesday. What day of the week will it be after 39 days? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
32. 32.If 22 October is a Sunday, what day of the week is 11 November? (a) Sunday (b) Friday (c) Monday (d) Saturday
33. 33.If 17 April is a Saturday, what day of the week is 3 May? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
34. 34.If 14 January is a Saturday, what day of the week is 23 January? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
35. 35.Today is Friday. What day of the week will it be after 62 days? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
36. 36.If 15 May is a Tuesday, what day of the week is 6 June? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
37. 37.If 10 January is a Tuesday, what day of the week is 1 February? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
38. 38.If 9 March is a Wednesday, what day of the week is 24 March? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
39. 39.If 6 March is a Sunday, what day of the week is 15 March? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
40. 40.If 11 September is a Saturday, what day of the week is 4 October? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday

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