Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 113 · 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.Today is Thursday. What day of the week will it be after 73 days? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
2. 2.If 22 October is a Thursday, what day of the week is 5 November? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
3. 3.If 15 March is a Monday, what day of the week is 30 March? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
4. 4.Today is Sunday. What day of the week will it be after 69 days? (a) Friday (b) Monday (c) Sunday (d) Saturday
5. 5.If 7 August is a Monday, what day of the week is 16 August? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
6. 6.If 19 April is a Wednesday, what day of the week is 13 May? (a) Monday (b) Friday (c) Sunday (d) Saturday
7. 7.If 12 October is a Saturday, what day of the week is 23 October? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
8. 8.Today is Friday. What day of the week will it be after 19 days? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
9. 9.Today is Wednesday. What day of the week will it be after 69 days? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
10. 10.If 12 January is a Sunday, what day of the week is 26 January? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
11. 11.If 22 October is a Wednesday, what day of the week is 7 November? (a) Saturday (b) Thursday (c) Sunday (d) Friday
12. 12.If 15 January is a Saturday, what day of the week is 28 January? (a) Friday (b) Thursday (c) Sunday (d) Saturday
13. 13.Today is Thursday. What day of the week will it be after 25 days? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
14. 14.If 18 August is a Sunday, what day of the week is 2 September? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
15. 15.If 10 August is a Sunday, what day of the week is 2 September? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
16. 16.If 15 October is a Tuesday, what day of the week is 23 October? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
17. 17.If 2 July is a Thursday, what day of the week is 18 July? (a) Sunday (b) Monday (c) Friday (d) Saturday
18. 18.If 2 October is a Saturday, what day of the week is 18 October? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
19. 19.Today is Sunday. What day of the week will it be after 85 days? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
20. 20.Today is Saturday. What day of the week will it be after 60 days? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
21. 21.If 14 October is a Tuesday, what day of the week is 26 October? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
22. 22.If 6 January is a Friday, what day of the week is 19 January? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
23. 23.If 3 August is a Tuesday, what day of the week is 17 August? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
24. 24.Today is Monday. What day of the week will it be after 51 days? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
25. 25.Today is Sunday. What day of the week will it be after 32 days? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
26. 26.If 14 June is a Tuesday, what day of the week is 19 July? (a) Tuesday (b) Monday (c) Wednesday (d) Thursday
27. 27.Today is Monday. What day of the week will it be after 24 days? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
28. 28.If 10 August is a Tuesday, what day of the week is 1 September? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
29. 29.Today is Tuesday. What day of the week will it be after 16 days? (a) Thursday (b) Saturday (c) Friday (d) Wednesday
30. 30.Today is Saturday. What day of the week will it be after 78 days? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
31. 31.Today is Sunday. What day of the week will it be after 20 days? (a) Monday (b) Sunday (c) Saturday (d) Friday
32. 32.Today is Saturday. What day of the week will it be after 48 days? (a) Friday (b) Sunday (c) Thursday (d) Saturday
33. 33.Today is Tuesday. What day of the week will it be after 57 days? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
34. 34.If 10 April is a Saturday, what day of the week is 9 May? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
35. 35.Today is Saturday. What day of the week will it be after 80 days? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
36. 36.If 15 May is a Tuesday, what day of the week is 12 June? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
37. 37.If 22 September is a Tuesday, what day of the week is 2 October? (a) Friday (b) Thursday (c) Sunday (d) Saturday
38. 38.If 16 May is a Friday, what day of the week is 19 June? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
39. 39.If 1 July is a Tuesday, what day of the week is 10 July? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
40. 40.Today is Tuesday. What day of the week will it be after 54 days? (a) Monday (b) Sunday (c) Tuesday (d) Saturday

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