Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 664 · 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 10 July is a Tuesday, what day of the week is 23 July? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
2. 2.If 8 January is a Tuesday, what day of the week is 16 January? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
3. 3.If 14 August is a Saturday, what day of the week is 23 August? (a) Monday (b) Tuesday (c) Wednesday (d) Sunday
4. 4.If 3 December is a Saturday, what day of the week is 18 December? (a) Sunday (b) Tuesday (c) Monday (d) Saturday
5. 5.If 22 April is a Tuesday, what day of the week is 13 May? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
6. 6.If 15 January is a Monday, what day of the week is 25 January? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
7. 7.If 15 January is a Wednesday, what day of the week is 4 February? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
8. 8.If 9 March is a Saturday, what day of the week is 18 March? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
9. 9.If 26 March is a Tuesday, what day of the week is 7 April? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
10. 10.If 30 August is a Saturday, what day of the week is 6 September? (a) Monday (b) Saturday (c) Friday (d) Sunday
11. 11.If 26 April is a Monday, what day of the week is 14 May? (a) Thursday (b) Saturday (c) Sunday (d) Friday
12. 12.If 22 January is a Tuesday, what day of the week is 9 February? (a) Friday (b) Saturday (c) Sunday (d) Monday
13. 13.If 20 October is a Monday, what day of the week is 2 November? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
14. 14.If 29 March is a Thursday, what day of the week is 10 April? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
15. 15.If 11 June is a Friday, what day of the week is 19 July? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
16. 16.Today is Monday. What day of the week will it be after 66 days? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
17. 17.If 11 October is a Sunday, what day of the week is 21 October? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
18. 18.Today is Thursday. What day of the week will it be after 42 days? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
19. 19.If 11 January is a Thursday, what day of the week is 23 January? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
20. 20.If 7 August is a Wednesday, what day of the week is 15 August? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
21. 21.Today is Sunday. What day of the week will it be after 91 days? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
22. 22.If 12 August is a Sunday, what day of the week is 3 September? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
23. 23.If 21 March is a Thursday, what day of the week is 5 April? (a) Thursday (b) Friday (c) Saturday (d) Sunday
24. 24.Today is Saturday. What day of the week will it be after 46 days? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
25. 25.If 12 May is a Monday, what day of the week is 21 May? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
26. 26.If 29 April is a Sunday, what day of the week is 7 May? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
27. 27.Today is Saturday. What day of the week will it be after 69 days? (a) Friday (b) Sunday (c) Saturday (d) Thursday
28. 28.If 31 May is a Tuesday, what day of the week is 3 June? (a) Sunday (b) Saturday (c) Thursday (d) Friday
29. 29.If 9 August is a Wednesday, what day of the week is 21 August? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
30. 30.Today is Friday. What day of the week will it be after 98 days? (a) Saturday (b) Thursday (c) Sunday (d) Friday
31. 31.Today is Wednesday. What day of the week will it be after 83 days? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
32. 32.If 25 January is a Monday, what day of the week is 13 February? (a) Saturday (b) Monday (c) Sunday (d) Friday
33. 33.If 16 August is a Thursday, what day of the week is 4 September? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
34. 34.If 8 March is a Friday, what day of the week is 18 March? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
35. 35.If 30 April is a Thursday, what day of the week is 9 May? (a) Monday (b) Sunday (c) Saturday (d) Friday
36. 36.If 19 April is a Tuesday, what day of the week is 1 May? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
37. 37.If 28 August is a Monday, what day of the week is 6 September? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
38. 38.If 13 October is a Monday, what day of the week is 23 October? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
39. 39.If 15 August is a Sunday, what day of the week is 31 August? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
40. 40.Today is Thursday. What day of the week will it be after 65 days? (a) Monday (b) Friday (c) Sunday (d) Saturday

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