Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 11 · 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 11 May is a Sunday, what day of the week is 24 May? (a) Saturday (b) Monday (c) Friday (d) Sunday
2. 2.Today is Friday. What day of the week will it be after 10 days? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
3. 3.Today is Tuesday. What day of the week will it be after 63 days? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
4. 4.If 4 October is a Sunday, what day of the week is 12 October? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
5. 5.Today is Saturday. What day of the week will it be after 70 days? (a) Monday (b) Friday (c) Sunday (d) Saturday
6. 6.If 29 May is a Thursday, what day of the week is 5 June? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
7. 7.If 19 April is a Thursday, what day of the week is 4 May? (a) Sunday (b) Friday (c) Thursday (d) Saturday
8. 8.If 6 July is a Thursday, what day of the week is 18 July? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
9. 9.Today is Wednesday. What day of the week will it be after 42 days? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
10. 10.If 12 December is a Sunday, what day of the week is 20 December? (a) Monday (b) Tuesday (c) Wednesday (d) Sunday
11. 11.If 23 June is a Saturday, what day of the week is 4 July? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
12. 12.If 10 March is a Tuesday, what day of the week is 19 March? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
13. 13.If 9 December is a Tuesday, what day of the week is 25 December? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
14. 14.If 10 March is a Tuesday, what day of the week is 18 April? (a) Friday (b) Monday (c) Sunday (d) Saturday
15. 15.If 5 March is a Saturday, what day of the week is 13 March? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
16. 16.If 1 May is a Monday, what day of the week is 11 May? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
17. 17.If 24 November is a Wednesday, what day of the week is 6 December? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
18. 18.If 14 June is a Wednesday, what day of the week is 10 July? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
19. 19.If 17 March is a Sunday, what day of the week is 4 April? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
20. 20.If 16 September is a Sunday, what day of the week is 9 October? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
21. 21.If 12 July is a Monday, what day of the week is 27 July? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
22. 22.Today is Saturday. What day of the week will it be after 31 days? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
23. 23.Today is Wednesday. What day of the week will it be after 59 days? (a) Friday (b) Saturday (c) Monday (d) Sunday
24. 24.If 5 March is a Sunday, what day of the week is 17 March? (a) Thursday (b) Friday (c) Sunday (d) Saturday
25. 25.If 14 July is a Saturday, what day of the week is 26 July? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
26. 26.Today is Tuesday. What day of the week will it be after 38 days? (a) Thursday (b) Saturday (c) Sunday (d) Friday
27. 27.If 16 July is a Sunday, what day of the week is 1 August? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
28. 28.If 23 March is a Saturday, what day of the week is 13 April? (a) Friday (b) Monday (c) Saturday (d) Sunday
29. 29.If 20 March is a Sunday, what day of the week is 8 April? (a) Thursday (b) Friday (c) Sunday (d) Saturday
30. 30.If 15 March is a Wednesday, what day of the week is 5 April? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
31. 31.If 10 December is a Friday, what day of the week is 21 December? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
32. 32.If 25 August is a Monday, what day of the week is 14 September? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
33. 33.If 13 October is a Monday, what day of the week is 23 October? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
34. 34.If 21 August is a Sunday, what day of the week is 4 September? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
35. 35.Today is Friday. What day of the week will it be after 62 days? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
36. 36.If 23 September is a Tuesday, what day of the week is 1 October? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
37. 37.Today is Monday. What day of the week will it be after 36 days? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
38. 38.If 27 July is a Sunday, what day of the week is 12 August? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
39. 39.If 14 January is a Saturday, what day of the week is 11 February? (a) Friday (b) Monday (c) Sunday (d) Saturday
40. 40.If 8 March is a Wednesday, what day of the week is 18 March? (a) Saturday (b) Friday (c) Monday (d) Sunday

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