Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 640 · 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 9 December is a Friday, what day of the week is 24 December? (a) Saturday (b) Friday (c) Monday (d) Sunday
2. 2.If 9 May is a Saturday, what day of the week is 24 May? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
3. 3.If 20 June is a Saturday, what day of the week is 10 July? (a) Saturday (b) Sunday (c) Thursday (d) Friday
4. 4.Today is Thursday. What day of the week will it be after 14 days? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
5. 5.If 16 September is a Friday, what day of the week is 5 October? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
6. 6.If 13 April is a Monday, what day of the week is 14 May? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
7. 7.Today is Tuesday. What day of the week will it be after 49 days? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
8. 8.If 11 June is a Thursday, what day of the week is 13 July? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
9. 9.Today is Monday. What day of the week will it be after 64 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
10. 10.If 10 July is a Monday, what day of the week is 25 July? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
11. 11.If 11 July is a Wednesday, what day of the week is 21 July? (a) Monday (b) Friday (c) Saturday (d) Sunday
12. 12.Today is Sunday. What day of the week will it be after 98 days? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
13. 13.Today is Saturday. What day of the week will it be after 37 days? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
14. 14.Today is Friday. What day of the week will it be after 70 days? (a) Saturday (b) Thursday (c) Friday (d) Sunday
15. 15.If 13 January is a Sunday, what day of the week is 7 February? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
16. 16.If 19 January is a Monday, what day of the week is 20 February? (a) Sunday (b) Thursday (c) Saturday (d) Friday
17. 17.Today is Tuesday. What day of the week will it be after 50 days? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
18. 18.If 25 July is a Sunday, what day of the week is 3 August? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
19. 19.If 15 March is a Saturday, what day of the week is 30 March? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
20. 20.If 12 January is a Sunday, what day of the week is 25 January? (a) Saturday (b) Monday (c) Friday (d) Sunday
21. 21.If 18 May is a Wednesday, what day of the week is 17 June? (a) Saturday (b) Thursday (c) Friday (d) Sunday
22. 22.If 16 October is a Friday, what day of the week is 9 November? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
23. 23.Today is Sunday. What day of the week will it be after 67 days? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
24. 24.If 10 November is a Sunday, what day of the week is 16 December? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
25. 25.Today is Tuesday. What day of the week will it be after 76 days? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
26. 26.If 1 March is a Saturday, what day of the week is 13 March? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
27. 27.If 13 September is a Friday, what day of the week is 3 October? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
28. 28.If 13 April is a Monday, what day of the week is 19 May? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
29. 29.Today is Monday. What day of the week will it be after 50 days? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
30. 30.Today is Thursday. What day of the week will it be after 39 days? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
31. 31.If 22 October is a Tuesday, what day of the week is 12 November? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
32. 32.If 4 December is a Saturday, what day of the week is 13 December? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
33. 33.If 28 October is a Sunday, what day of the week is 15 November? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
34. 34.Today is Monday. What day of the week will it be after 93 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
35. 35.If 2 August is a Saturday, what day of the week is 16 August? (a) Friday (b) Saturday (c) Monday (d) Sunday
36. 36.If 19 August is a Wednesday, what day of the week is 8 September? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
37. 37.If 12 July is a Tuesday, what day of the week is 21 July? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
38. 38.If 24 March is a Wednesday, what day of the week is 19 April? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
39. 39.If 7 December is a Friday, what day of the week is 16 December? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
40. 40.If 20 March is a Wednesday, what day of the week is 11 April? (a) Friday (b) Saturday (c) Wednesday (d) Thursday

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