Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 166 · 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 13 May is a Tuesday, what day of the week is 2 June? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
2. 2.Today is Monday. What day of the week will it be after 45 days? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
3. 3.Today is Wednesday. What day of the week will it be after 79 days? (a) Thursday (b) Saturday (c) Sunday (d) Friday
4. 4.Today is Saturday. What day of the week will it be after 51 days? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
5. 5.If 20 November is a Saturday, what day of the week is 4 December? (a) Monday (b) Friday (c) Sunday (d) Saturday
6. 6.If 8 December is a Monday, what day of the week is 16 December? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
7. 7.If 10 November is a Saturday, what day of the week is 5 December? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
8. 8.If 15 October is a Monday, what day of the week is 25 October? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
9. 9.If 10 July is a Tuesday, what day of the week is 20 July? (a) Sunday (b) Friday (c) Thursday (d) Saturday
10. 10.If 30 October is a Sunday, what day of the week is 5 November? (a) Saturday (b) Friday (c) Monday (d) Sunday
11. 11.Today is Sunday. What day of the week will it be after 30 days? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
12. 12.If 11 January is a Wednesday, what day of the week is 19 January? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
13. 13.If 15 May is a Friday, what day of the week is 23 May? (a) Friday (b) Sunday (c) Saturday (d) Monday
14. 14.If 14 October is a Tuesday, what day of the week is 25 October? (a) Friday (b) Saturday (c) Monday (d) Sunday
15. 15.If 31 March is a Thursday, what day of the week is 5 April? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
16. 16.If 29 June is a Thursday, what day of the week is 1 July? (a) Monday (b) Saturday (c) Sunday (d) Friday
17. 17.If 10 January is a Wednesday, what day of the week is 18 January? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
18. 18.If 12 October is a Friday, what day of the week is 7 November? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
19. 19.Today is Friday. What day of the week will it be after 26 days? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
20. 20.Today is Wednesday. What day of the week will it be after 88 days? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
21. 21.If 8 October is a Saturday, what day of the week is 22 October? (a) Friday (b) Saturday (c) Sunday (d) Monday
22. 22.If 1 January is a Wednesday, what day of the week is 9 January? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
23. 23.If 12 August is a Friday, what day of the week is 26 August? (a) Sunday (b) Thursday (c) Saturday (d) Friday
24. 24.If 6 March is a Friday, what day of the week is 17 March? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
25. 25.If 1 August is a Thursday, what day of the week is 9 August? (a) Saturday (b) Thursday (c) Friday (d) Sunday
26. 26.If 13 October is a Monday, what day of the week is 21 October? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
27. 27.If 1 May is a Saturday, what day of the week is 9 May? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
28. 28.If 7 May is a Tuesday, what day of the week is 15 May? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
29. 29.If 22 October is a Friday, what day of the week is 7 November? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
30. 30.If 10 May is a Wednesday, what day of the week is 14 June? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
31. 31.If 8 January is a Saturday, what day of the week is 24 January? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
32. 32.Today is Thursday. What day of the week will it be after 21 days? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
33. 33.If 10 July is a Saturday, what day of the week is 23 July? (a) Thursday (b) Saturday (c) Sunday (d) Friday
34. 34.If 12 May is a Saturday, what day of the week is 13 June? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
35. 35.If 16 April is a Friday, what day of the week is 7 May? (a) Thursday (b) Saturday (c) Sunday (d) Friday
36. 36.If 12 January is a Thursday, what day of the week is 24 January? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
37. 37.If 4 January is a Tuesday, what day of the week is 12 January? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
38. 38.If 11 July is a Tuesday, what day of the week is 15 August? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
39. 39.If 11 March is a Tuesday, what day of the week is 3 April? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
40. 40.If 31 May is a Tuesday, what day of the week is 7 June? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday

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