Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 517 · 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 June is a Thursday, what day of the week is 19 July? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
2. 2.If 13 June is a Monday, what day of the week is 15 July? (a) Saturday (b) Friday (c) Thursday (d) Sunday
3. 3.If 9 December is a Monday, what day of the week is 24 December? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
4. 4.If 6 October is a Sunday, what day of the week is 17 October? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
5. 5.If 11 April is a Monday, what day of the week is 7 May? (a) Sunday (b) Monday (c) Saturday (d) Friday
6. 6.If 20 August is a Friday, what day of the week is 6 September? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
7. 7.Today is Sunday. What day of the week will it be after 42 days? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
8. 8.If 4 December is a Wednesday, what day of the week is 18 December? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
9. 9.If 23 August is a Wednesday, what day of the week is 17 September? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
10. 10.If 8 October is a Tuesday, what day of the week is 16 October? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
11. 11.Today is Saturday. What day of the week will it be after 53 days? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
12. 12.If 15 April is a Saturday, what day of the week is 6 May? (a) Friday (b) Monday (c) Sunday (d) Saturday
13. 13.If 4 March is a Monday, what day of the week is 19 March? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
14. 14.If 22 November is a Thursday, what day of the week is 8 December? (a) Sunday (b) Monday (c) Friday (d) Saturday
15. 15.If 12 May is a Tuesday, what day of the week is 9 June? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
16. 16.If 22 August is a Thursday, what day of the week is 18 September? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
17. 17.If 9 August is a Tuesday, what day of the week is 18 August? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
18. 18.If 13 July is a Tuesday, what day of the week is 16 August? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
19. 19.If 4 March is a Thursday, what day of the week is 18 March? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
20. 20.If 12 August is a Thursday, what day of the week is 28 August? (a) Friday (b) Monday (c) Sunday (d) Saturday
21. 21.If 11 December is a Wednesday, what day of the week is 19 December? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
22. 22.Today is Friday. What day of the week will it be after 25 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
23. 23.Today is Thursday. What day of the week will it be after 83 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
24. 24.Today is Monday. What day of the week will it be after 72 days? (a) Friday (b) Tuesday (c) Thursday (d) Wednesday
25. 25.If 19 September is a Sunday, what day of the week is 18 October? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
26. 26.If 4 July is a Thursday, what day of the week is 12 July? (a) Thursday (b) Friday (c) Sunday (d) Saturday
27. 27.If 4 January is a Monday, what day of the week is 19 January? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
28. 28.Today is Wednesday. What day of the week will it be after 58 days? (a) Friday (b) Saturday (c) Sunday (d) Thursday
29. 29.Today is Friday. What day of the week will it be after 21 days? (a) Saturday (b) Thursday (c) Sunday (d) Friday
30. 30.If 5 May is a Sunday, what day of the week is 21 May? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
31. 31.If 22 May is a Monday, what day of the week is 5 June? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
32. 32.If 10 July is a Thursday, what day of the week is 6 August? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
33. 33.If 15 August is a Thursday, what day of the week is 23 August? (a) Saturday (b) Friday (c) Thursday (d) Sunday
34. 34.If 1 May is a Monday, what day of the week is 9 May? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
35. 35.Today is Monday. What day of the week will it be after 24 days? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
36. 36.If 20 January is a Friday, what day of the week is 3 February? (a) Thursday (b) Saturday (c) Sunday (d) Friday
37. 37.Today is Friday. What day of the week will it be after 97 days? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
38. 38.Today is Thursday. What day of the week will it be after 48 days? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
39. 39.If 13 July is a Friday, what day of the week is 19 August? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
40. 40.If 10 June is a Wednesday, what day of the week is 8 July? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday

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