Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 551 · 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 14 July is a Monday, what day of the week is 1 August? (a) Thursday (b) Sunday (c) Saturday (d) Friday
2. 2.If 23 October is a Saturday, what day of the week is 12 November? (a) Friday (b) Thursday (c) Sunday (d) Saturday
3. 3.If 15 March is a Thursday, what day of the week is 24 March? (a) Sunday (b) Friday (c) Monday (d) Saturday
4. 4.If 4 December is a Friday, what day of the week is 12 December? (a) Friday (b) Saturday (c) Sunday (d) Monday
5. 5.If 19 July is a Tuesday, what day of the week is 8 August? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
6. 6.If 20 April is a Saturday, what day of the week is 12 May? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
7. 7.If 22 September is a Tuesday, what day of the week is 2 October? (a) Sunday (b) Friday (c) Thursday (d) Saturday
8. 8.If 2 July is a Wednesday, what day of the week is 13 July? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
9. 9.If 14 May is a Tuesday, what day of the week is 16 June? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
10. 10.If 24 September is a Tuesday, what day of the week is 7 October? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
11. 11.Today is Tuesday. What day of the week will it be after 51 days? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
12. 12.Today is Thursday. What day of the week will it be after 27 days? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
13. 13.If 30 March is a Tuesday, what day of the week is 6 April? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
14. 14.Today is Saturday. What day of the week will it be after 80 days? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
15. 15.If 12 January is a Saturday, what day of the week is 17 February? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
16. 16.Today is Friday. What day of the week will it be after 42 days? (a) Saturday (b) Friday (c) Thursday (d) Sunday
17. 17.Today is Monday. What day of the week will it be after 28 days? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
18. 18.If 9 August is a Tuesday, what day of the week is 19 August? (a) Friday (b) Thursday (c) Sunday (d) Saturday
19. 19.If 15 October is a Monday, what day of the week is 29 October? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
20. 20.If 22 January is a Monday, what day of the week is 11 February? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
21. 21.If 13 March is a Wednesday, what day of the week is 1 April? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
22. 22.Today is Wednesday. What day of the week will it be after 17 days? (a) Sunday (b) Saturday (c) Monday (d) Friday
23. 23.If 15 August is a Friday, what day of the week is 23 August? (a) Sunday (b) Saturday (c) Monday (d) Friday
24. 24.If 5 March is a Wednesday, what day of the week is 14 March? (a) Thursday (b) Sunday (c) Friday (d) Saturday
25. 25.Today is Thursday. What day of the week will it be after 40 days? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
26. 26.If 7 January is a Tuesday, what day of the week is 16 January? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
27. 27.If 15 July is a Thursday, what day of the week is 24 July? (a) Sunday (b) Monday (c) Friday (d) Saturday
28. 28.If 11 September is a Friday, what day of the week is 2 October? (a) Saturday (b) Sunday (c) Thursday (d) Friday
29. 29.If 16 April is a Wednesday, what day of the week is 17 May? (a) Sunday (b) Friday (c) Saturday (d) Monday
30. 30.If 17 January is a Tuesday, what day of the week is 13 February? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
31. 31.If 25 July is a Sunday, what day of the week is 8 August? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
32. 32.If 15 December is a Wednesday, what day of the week is 30 December? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
33. 33.If 12 March is a Thursday, what day of the week is 20 March? (a) Thursday (b) Saturday (c) Sunday (d) Friday
34. 34.If 6 October is a Monday, what day of the week is 22 October? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
35. 35.If 3 October is a Monday, what day of the week is 11 October? (a) Tuesday (b) Monday (c) Wednesday (d) Thursday
36. 36.If 12 November is a Wednesday, what day of the week is 13 December? (a) Saturday (b) Friday (c) Sunday (d) Monday
37. 37.Today is Tuesday. What day of the week will it be after 74 days? (a) Sunday (b) Friday (c) Monday (d) Saturday
38. 38.If 14 May is a Friday, what day of the week is 24 May? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
39. 39.Today is Monday. What day of the week will it be after 32 days? (a) Saturday (b) Thursday (c) Friday (d) Sunday
40. 40.If 15 December is a Tuesday, what day of the week is 28 December? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday

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