Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 758 · 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 Monday. What day of the week will it be after 21 days? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
2. 2.If 8 January is a Tuesday, what day of the week is 20 January? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
3. 3.If 10 July is a Friday, what day of the week is 24 July? (a) Saturday (b) Thursday (c) Sunday (d) Friday
4. 4.If 13 January is a Sunday, what day of the week is 21 January? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
5. 5.If 14 July is a Sunday, what day of the week is 19 August? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
6. 6.Today is Saturday. What day of the week will it be after 52 days? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
7. 7.Today is Thursday. What day of the week will it be after 16 days? (a) Sunday (b) Monday (c) Saturday (d) Friday
8. 8.If 31 March is a Sunday, what day of the week is 18 April? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
9. 9.If 21 April is a Saturday, what day of the week is 10 May? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
10. 10.If 12 May is a Thursday, what day of the week is 8 June? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
11. 11.If 1 August is a Sunday, what day of the week is 17 August? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
12. 12.If 11 October is a Friday, what day of the week is 11 November? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
13. 13.If 8 January is a Sunday, what day of the week is 18 January? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
14. 14.If 11 June is a Monday, what day of the week is 2 July? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
15. 15.If 28 May is a Friday, what day of the week is 5 June? (a) Sunday (b) Monday (c) Saturday (d) Friday
16. 16.If 10 July is a Monday, what day of the week is 22 July? (a) Monday (b) Sunday (c) Friday (d) Saturday
17. 17.Today is Tuesday. What day of the week will it be after 24 days? (a) Thursday (b) Sunday (c) Friday (d) Saturday
18. 18.If 27 November is a Friday, what day of the week is 18 December? (a) Sunday (b) Saturday (c) Thursday (d) Friday
19. 19.If 15 January is a Thursday, what day of the week is 28 January? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
20. 20.Today is Thursday. What day of the week will it be after 63 days? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
21. 21.If 14 June is a Sunday, what day of the week is 12 July? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
22. 22.If 9 October is a Monday, what day of the week is 19 October? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
23. 23.If 4 December is a Friday, what day of the week is 14 December? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
24. 24.If 29 October is a Tuesday, what day of the week is 14 November? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
25. 25.Today is Sunday. What day of the week will it be after 48 days? (a) Friday (b) Sunday (c) Monday (d) Saturday
26. 26.If 13 May is a Tuesday, what day of the week is 6 June? (a) Saturday (b) Friday (c) Sunday (d) Thursday
27. 27.If 16 November is a Monday, what day of the week is 1 December? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
28. 28.Today is Thursday. What day of the week will it be after 18 days? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
29. 29.If 13 May is a Sunday, what day of the week is 29 May? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
30. 30.If 1 January is a Wednesday, what day of the week is 10 January? (a) Friday (b) Thursday (c) Sunday (d) Saturday
31. 31.If 1 December is a Sunday, what day of the week is 16 December? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
32. 32.If 7 May is a Tuesday, what day of the week is 19 May? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
33. 33.If 29 April is a Wednesday, what day of the week is 20 May? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
34. 34.If 11 March is a Thursday, what day of the week is 24 March? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
35. 35.If 13 March is a Tuesday, what day of the week is 2 April? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
36. 36.If 11 May is a Wednesday, what day of the week is 19 May? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
37. 37.Today is Sunday. What day of the week will it be after 16 days? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
38. 38.Today is Wednesday. What day of the week will it be after 72 days? (a) Friday (b) Saturday (c) Thursday (d) Sunday
39. 39.Today is Monday. What day of the week will it be after 58 days? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
40. 40.If 6 March is a Friday, what day of the week is 14 March? (a) Sunday (b) Monday (c) Saturday (d) Friday

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