Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 714 · 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 15 July is a Wednesday, what day of the week is 29 July? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
2. 2.Today is Saturday. What day of the week will it be after 75 days? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
3. 3.If 8 December is a Saturday, what day of the week is 24 December? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
4. 4.If 22 July is a Wednesday, what day of the week is 17 August? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
5. 5.If 11 October is a Thursday, what day of the week is 19 October? (a) Friday (b) Saturday (c) Thursday (d) Sunday
6. 6.If 4 March is a Wednesday, what day of the week is 12 March? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
7. 7.If 16 November is a Friday, what day of the week is 17 December? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
8. 8.If 3 January is a Wednesday, what day of the week is 17 January? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
9. 9.Today is Wednesday. What day of the week will it be after 26 days? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
10. 10.Today is Saturday. What day of the week will it be after 19 days? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
11. 11.If 14 January is a Tuesday, what day of the week is 26 January? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
12. 12.Today is Saturday. What day of the week will it be after 90 days? (a) Friday (b) Sunday (c) Saturday (d) Thursday
13. 13.Today is Sunday. What day of the week will it be after 95 days? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
14. 14.Today is Monday. What day of the week will it be after 59 days? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
15. 15.If 15 December is a Thursday, what day of the week is 24 December? (a) Friday (b) Saturday (c) Monday (d) Sunday
16. 16.If 23 April is a Sunday, what day of the week is 13 May? (a) Monday (b) Friday (c) Sunday (d) Saturday
17. 17.If 11 March is a Saturday, what day of the week is 27 March? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
18. 18.Today is Tuesday. What day of the week will it be after 57 days? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
19. 19.Today is Saturday. What day of the week will it be after 100 days? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
20. 20.Today is Tuesday. What day of the week will it be after 64 days? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
21. 21.If 20 April is a Saturday, what day of the week is 1 May? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
22. 22.If 6 October is a Wednesday, what day of the week is 20 October? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
23. 23.If 11 August is a Thursday, what day of the week is 8 September? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
24. 24.If 28 November is a Tuesday, what day of the week is 12 December? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
25. 25.If 6 May is a Tuesday, what day of the week is 22 May? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
26. 26.Today is Sunday. What day of the week will it be after 43 days? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
27. 27.If 23 May is a Friday, what day of the week is 6 June? (a) Sunday (b) Thursday (c) Saturday (d) Friday
28. 28.If 20 June is a Monday, what day of the week is 10 July? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
29. 29.Today is Friday. What day of the week will it be after 78 days? (a) Friday (b) Saturday (c) Monday (d) Sunday
30. 30.Today is Sunday. What day of the week will it be after 52 days? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
31. 31.Today is Wednesday. What day of the week will it be after 83 days? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
32. 32.Today is Sunday. What day of the week will it be after 85 days? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
33. 33.Today is Sunday. What day of the week will it be after 87 days? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
34. 34.If 22 January is a Tuesday, what day of the week is 20 February? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
35. 35.Today is Monday. What day of the week will it be after 41 days? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
36. 36.Today is Wednesday. What day of the week will it be after 24 days? (a) Friday (b) Monday (c) Saturday (d) Sunday
37. 37.Today is Wednesday. What day of the week will it be after 10 days? (a) Monday (b) Saturday (c) Sunday (d) Friday
38. 38.If 15 November is a Thursday, what day of the week is 10 December? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
39. 39.If 4 December is a Monday, what day of the week is 15 December? (a) Thursday (b) Friday (c) Sunday (d) Saturday
40. 40.If 16 March is a Wednesday, what day of the week is 16 April? (a) Friday (b) Monday (c) Sunday (d) Saturday

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