Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 219 · 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 7 January is a Friday, what day of the week is 15 January? (a) Monday (b) Saturday (c) Friday (d) Sunday
2. 2.If 6 May is a Tuesday, what day of the week is 14 May? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
3. 3.Today is Monday. What day of the week will it be after 69 days? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
4. 4.If 11 May is a Saturday, what day of the week is 5 June? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
5. 5.If 22 July is a Wednesday, what day of the week is 20 August? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
6. 6.If 10 January is a Sunday, what day of the week is 24 January? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
7. 7.If 12 June is a Thursday, what day of the week is 19 July? (a) Sunday (b) Saturday (c) Monday (d) Friday
8. 8.If 18 May is a Thursday, what day of the week is 9 June? (a) Thursday (b) Saturday (c) Friday (d) Sunday
9. 9.Today is Sunday. What day of the week will it be after 54 days? (a) Friday (b) Thursday (c) Sunday (d) Saturday
10. 10.Today is Tuesday. What day of the week will it be after 68 days? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
11. 11.If 8 January is a Wednesday, what day of the week is 20 January? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
12. 12.If 10 August is a Monday, what day of the week is 18 August? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
13. 13.If 31 January is a Thursday, what day of the week is 1 February? (a) Thursday (b) Sunday (c) Saturday (d) Friday
14. 14.Today is Saturday. What day of the week will it be after 24 days? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
15. 15.If 8 July is a Thursday, what day of the week is 19 July? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
16. 16.Today is Tuesday. What day of the week will it be after 77 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
17. 17.If 26 November is a Friday, what day of the week is 14 December? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
18. 18.If 9 January is a Sunday, what day of the week is 24 January? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
19. 19.If 15 July is a Monday, what day of the week is 28 July? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
20. 20.Today is Tuesday. What day of the week will it be after 36 days? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
21. 21.If 20 September is a Saturday, what day of the week is 5 October? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
22. 22.If 12 April is a Saturday, what day of the week is 10 May? (a) Monday (b) Sunday (c) Saturday (d) Friday
23. 23.If 9 October is a Saturday, what day of the week is 19 October? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
24. 24.If 28 October is a Thursday, what day of the week is 6 November? (a) Saturday (b) Monday (c) Sunday (d) Friday
25. 25.If 25 March is a Saturday, what day of the week is 19 April? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
26. 26.If 13 September is a Monday, what day of the week is 4 October? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
27. 27.Today is Sunday. What day of the week will it be after 38 days? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
28. 28.If 18 July is a Thursday, what day of the week is 17 August? (a) Friday (b) Saturday (c) Sunday (d) Monday
29. 29.If 17 May is a Friday, what day of the week is 16 June? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
30. 30.Today is Wednesday. What day of the week will it be after 91 days? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
31. 31.Today is Sunday. What day of the week will it be after 58 days? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
32. 32.Today is Friday. What day of the week will it be after 21 days? (a) Friday (b) Saturday (c) Sunday (d) Thursday
33. 33.If 13 December is a Monday, what day of the week is 26 December? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
34. 34.If 13 October is a Sunday, what day of the week is 6 November? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
35. 35.Today is Tuesday. What day of the week will it be after 49 days? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
36. 36.If 10 January is a Saturday, what day of the week is 20 January? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
37. 37.Today is Sunday. What day of the week will it be after 87 days? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
38. 38.Today is Friday. What day of the week will it be after 13 days? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
39. 39.If 13 October is a Wednesday, what day of the week is 4 November? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
40. 40.Today is Friday. What day of the week will it be after 27 days? (a) Wednesday (b) Thursday (c) Friday (d) Saturday

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