Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 40 · 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 4 July is a Monday, what day of the week is 15 July? (a) Thursday (b) Friday (c) Sunday (d) Saturday
2. 2.Today is Wednesday. What day of the week will it be after 95 days? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
3. 3.If 5 July is a Friday, what day of the week is 17 July? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
4. 4.If 29 September is a Wednesday, what day of the week is 2 October? (a) Saturday (b) Friday (c) Sunday (d) Monday
5. 5.Today is Wednesday. What day of the week will it be after 25 days? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
6. 6.If 3 March is a Sunday, what day of the week is 16 March? (a) Sunday (b) Friday (c) Monday (d) Saturday
7. 7.Today is Saturday. What day of the week will it be after 93 days? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
8. 8.If 11 July is a Wednesday, what day of the week is 27 July? (a) Friday (b) Thursday (c) Sunday (d) Saturday
9. 9.Today is Friday. What day of the week will it be after 100 days? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
10. 10.Today is Thursday. What day of the week will it be after 69 days? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
11. 11.Today is Saturday. What day of the week will it be after 39 days? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
12. 12.If 6 May is a Saturday, what day of the week is 15 May? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
13. 13.If 4 March is a Monday, what day of the week is 16 March? (a) Sunday (b) Friday (c) Monday (d) Saturday
14. 14.Today is Sunday. What day of the week will it be after 97 days? (a) Monday (b) Sunday (c) Friday (d) Saturday
15. 15.If 18 April is a Saturday, what day of the week is 2 May? (a) Friday (b) Saturday (c) Monday (d) Sunday
16. 16.Today is Friday. What day of the week will it be after 92 days? (a) Friday (b) Sunday (c) Monday (d) Saturday
17. 17.Today is Wednesday. What day of the week will it be after 29 days? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
18. 18.If 13 August is a Wednesday, what day of the week is 2 September? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
19. 19.If 10 June is a Tuesday, what day of the week is 9 July? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
20. 20.If 15 July is a Tuesday, what day of the week is 18 August? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
21. 21.If 1 May is a Wednesday, what day of the week is 14 May? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
22. 22.If 12 October is a Friday, what day of the week is 17 November? (a) Saturday (b) Sunday (c) Friday (d) Monday
23. 23.If 29 September is a Friday, what day of the week is 12 October? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
24. 24.If 10 November is a Thursday, what day of the week is 18 December? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
25. 25.Today is Monday. What day of the week will it be after 93 days? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
26. 26.If 28 October is a Sunday, what day of the week is 13 November? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
27. 27.If 8 January is a Friday, what day of the week is 20 January? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
28. 28.If 14 December is a Monday, what day of the week is 29 December? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
29. 29.If 11 August is a Thursday, what day of the week is 21 August? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
30. 30.Today is Friday. What day of the week will it be after 84 days? (a) Saturday (b) Sunday (c) Friday (d) Thursday
31. 31.If 5 March is a Wednesday, what day of the week is 21 March? (a) Sunday (b) Saturday (c) Thursday (d) Friday
32. 32.If 4 December is a Friday, what day of the week is 12 December? (a) Sunday (b) Monday (c) Saturday (d) Friday
33. 33.If 12 July is a Saturday, what day of the week is 25 July? (a) Thursday (b) Sunday (c) Friday (d) Saturday
34. 34.If 20 October is a Saturday, what day of the week is 12 November? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
35. 35.Today is Saturday. What day of the week will it be after 65 days? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
36. 36.If 12 April is a Tuesday, what day of the week is 10 May? (a) Tuesday (b) Monday (c) Wednesday (d) Thursday
37. 37.If 4 January is a Saturday, what day of the week is 18 January? (a) Sunday (b) Monday (c) Friday (d) Saturday
38. 38.If 13 June is a Wednesday, what day of the week is 8 July? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
39. 39.Today is Wednesday. What day of the week will it be after 58 days? (a) Thursday (b) Saturday (c) Sunday (d) Friday
40. 40.If 1 January is a Wednesday, what day of the week is 10 January? (a) Friday (b) Saturday (c) Thursday (d) Sunday

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