Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 366 · 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 9 December is a Sunday, what day of the week is 17 December? (a) Monday (b) Tuesday (c) Wednesday (d) Sunday
2. 2.If 20 July is a Wednesday, what day of the week is 13 August? (a) Sunday (b) Monday (c) Friday (d) Saturday
3. 3.If 13 April is a Tuesday, what day of the week is 8 May? (a) Saturday (b) Sunday (c) Monday (d) Friday
4. 4.Today is Monday. What day of the week will it be after 97 days? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
5. 5.If 15 August is a Tuesday, what day of the week is 28 August? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
6. 6.If 22 April is a Tuesday, what day of the week is 12 May? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
7. 7.Today is Thursday. What day of the week will it be after 75 days? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
8. 8.If 11 January is a Friday, what day of the week is 19 January? (a) Sunday (b) Monday (c) Friday (d) Saturday
9. 9.If 11 July is a Friday, what day of the week is 27 July? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
10. 10.If 13 January is a Monday, what day of the week is 22 January? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
11. 11.If 10 November is a Friday, what day of the week is 15 December? (a) Thursday (b) Friday (c) Sunday (d) Saturday
12. 12.If 24 September is a Thursday, what day of the week is 16 October? (a) Friday (b) Thursday (c) Sunday (d) Saturday
13. 13.If 14 July is a Tuesday, what day of the week is 13 August? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
14. 14.Today is Thursday. What day of the week will it be after 28 days? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
15. 15.Today is Saturday. What day of the week will it be after 42 days? (a) Monday (b) Friday (c) Sunday (d) Saturday
16. 16.If 3 August is a Friday, what day of the week is 13 August? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
17. 17.If 12 May is a Tuesday, what day of the week is 27 May? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
18. 18.If 9 March is a Tuesday, what day of the week is 23 March? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
19. 19.If 10 September is a Friday, what day of the week is 18 October? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
20. 20.Today is Saturday. What day of the week will it be after 71 days? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
21. 21.Today is Monday. What day of the week will it be after 35 days? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
22. 22.Today is Tuesday. What day of the week will it be after 63 days? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
23. 23.If 6 July is a Tuesday, what day of the week is 18 July? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
24. 24.Today is Saturday. What day of the week will it be after 19 days? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
25. 25.Today is Sunday. What day of the week will it be after 99 days? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
26. 26.Today is Wednesday. What day of the week will it be after 15 days? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
27. 27.If 14 May is a Thursday, what day of the week is 12 June? (a) Sunday (b) Thursday (c) Friday (d) Saturday
28. 28.If 26 March is a Tuesday, what day of the week is 17 April? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
29. 29.If 6 October is a Saturday, what day of the week is 21 October? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
30. 30.If 5 July is a Thursday, what day of the week is 18 July? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
31. 31.Today is Tuesday. What day of the week will it be after 40 days? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
32. 32.If 10 January is a Sunday, what day of the week is 24 January? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
33. 33.If 3 October is a Tuesday, what day of the week is 16 October? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
34. 34.If 15 January is a Monday, what day of the week is 20 February? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
35. 35.Today is Tuesday. What day of the week will it be after 44 days? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
36. 36.If 17 April is a Monday, what day of the week is 14 May? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
37. 37.If 3 May is a Thursday, what day of the week is 11 May? (a) Thursday (b) Friday (c) Saturday (d) Sunday
38. 38.If 30 May is a Monday, what day of the week is 9 June? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
39. 39.If 12 January is a Wednesday, what day of the week is 23 January? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
40. 40.If 22 August is a Sunday, what day of the week is 11 September? (a) Sunday (b) Friday (c) Monday (d) Saturday

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