Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 278 · 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 Saturday. What day of the week will it be after 35 days? (a) Friday (b) Monday (c) Sunday (d) Saturday
2. 2.Today is Tuesday. What day of the week will it be after 38 days? (a) Saturday (b) Thursday (c) Sunday (d) Friday
3. 3.If 3 May is a Saturday, what day of the week is 16 May? (a) Saturday (b) Friday (c) Thursday (d) Sunday
4. 4.If 4 May is a Monday, what day of the week is 14 May? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
5. 5.If 3 December is a Monday, what day of the week is 13 December? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
6. 6.Today is Sunday. What day of the week will it be after 19 days? (a) Sunday (b) Saturday (c) Friday (d) Thursday
7. 7.If 14 March is a Wednesday, what day of the week is 26 March? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
8. 8.Today is Wednesday. What day of the week will it be after 65 days? (a) Friday (b) Saturday (c) Sunday (d) Thursday
9. 9.Today is Friday. What day of the week will it be after 31 days? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
10. 10.If 5 October is a Thursday, what day of the week is 20 October? (a) Saturday (b) Thursday (c) Sunday (d) Friday
11. 11.If 13 October is a Monday, what day of the week is 10 November? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
12. 12.If 27 September is a Saturday, what day of the week is 9 October? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
13. 13.If 14 March is a Friday, what day of the week is 26 March? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
14. 14.If 5 August is a Saturday, what day of the week is 14 August? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
15. 15.If 9 August is a Monday, what day of the week is 23 August? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
16. 16.If 10 December is a Saturday, what day of the week is 21 December? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
17. 17.Today is Tuesday. What day of the week will it be after 53 days? (a) Friday (b) Monday (c) Saturday (d) Sunday
18. 18.If 11 April is a Saturday, what day of the week is 1 May? (a) Sunday (b) Saturday (c) Thursday (d) Friday
19. 19.If 24 September is a Tuesday, what day of the week is 20 October? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
20. 20.If 15 July is a Sunday, what day of the week is 24 July? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
21. 21.If 14 July is a Sunday, what day of the week is 22 July? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
22. 22.If 21 January is a Tuesday, what day of the week is 14 February? (a) Sunday (b) Friday (c) Saturday (d) Thursday
23. 23.If 25 January is a Saturday, what day of the week is 1 February? (a) Sunday (b) Monday (c) Friday (d) Saturday
24. 24.If 2 December is a Thursday, what day of the week is 13 December? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
25. 25.If 2 March is a Monday, what day of the week is 12 March? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
26. 26.If 29 October is a Tuesday, what day of the week is 15 November? (a) Saturday (b) Friday (c) Sunday (d) Thursday
27. 27.If 5 December is a Thursday, what day of the week is 21 December? (a) Friday (b) Monday (c) Saturday (d) Sunday
28. 28.If 15 May is a Monday, what day of the week is 23 May? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
29. 29.If 27 January is a Tuesday, what day of the week is 16 February? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
30. 30.Today is Saturday. What day of the week will it be after 56 days? (a) Sunday (b) Friday (c) Monday (d) Saturday
31. 31.If 5 January is a Saturday, what day of the week is 14 January? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
32. 32.Today is Monday. What day of the week will it be after 100 days? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
33. 33.If 3 January is a Monday, what day of the week is 17 January? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
34. 34.Today is Wednesday. What day of the week will it be after 73 days? (a) Friday (b) Monday (c) Saturday (d) Sunday
35. 35.Today is Tuesday. What day of the week will it be after 12 days? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
36. 36.If 18 October is a Saturday, what day of the week is 13 November? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
37. 37.If 13 May is a Thursday, what day of the week is 21 May? (a) Sunday (b) Friday (c) Saturday (d) Thursday
38. 38.If 8 May is a Saturday, what day of the week is 22 May? (a) Friday (b) Monday (c) Sunday (d) Saturday
39. 39.Today is Tuesday. What day of the week will it be after 17 days? (a) Sunday (b) Saturday (c) Friday (d) Thursday
40. 40.Today is Sunday. What day of the week will it be after 52 days? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday

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