Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 762 · 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 Wednesday. What day of the week will it be after 66 days? (a) Sunday (b) Monday (c) Saturday (d) Friday
2. 2.If 14 January is a Sunday, what day of the week is 29 January? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
3. 3.If 11 August is a Tuesday, what day of the week is 21 August? (a) Sunday (b) Saturday (c) Thursday (d) Friday
4. 4.If 15 August is a Tuesday, what day of the week is 31 August? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
5. 5.If 29 September is a Monday, what day of the week is 5 October? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
6. 6.Today is Saturday. What day of the week will it be after 85 days? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
7. 7.If 14 January is a Saturday, what day of the week is 4 February? (a) Friday (b) Sunday (c) Monday (d) Saturday
8. 8.Today is Thursday. What day of the week will it be after 65 days? (a) Sunday (b) Friday (c) Saturday (d) Monday
9. 9.If 6 July is a Thursday, what day of the week is 21 July? (a) Saturday (b) Thursday (c) Friday (d) Sunday
10. 10.If 14 March is a Friday, what day of the week is 29 March? (a) Friday (b) Sunday (c) Monday (d) Saturday
11. 11.If 10 September is a Friday, what day of the week is 5 October? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
12. 12.If 3 March is a Tuesday, what day of the week is 12 March? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
13. 13.If 9 March is a Monday, what day of the week is 18 March? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
14. 14.If 21 October is a Saturday, what day of the week is 10 November? (a) Saturday (b) Sunday (c) Friday (d) Thursday
15. 15.If 15 July is a Thursday, what day of the week is 20 August? (a) Thursday (b) Saturday (c) Sunday (d) Friday
16. 16.Today is Friday. What day of the week will it be after 62 days? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
17. 17.Today is Sunday. What day of the week will it be after 65 days? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
18. 18.If 11 October is a Monday, what day of the week is 25 October? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
19. 19.Today is Saturday. What day of the week will it be after 35 days? (a) Sunday (b) Friday (c) Monday (d) Saturday
20. 20.Today is Monday. What day of the week will it be after 37 days? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
21. 21.If 21 June is a Wednesday, what day of the week is 17 July? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
22. 22.If 21 June is a Friday, what day of the week is 9 July? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
23. 23.Today is Monday. What day of the week will it be after 61 days? (a) Sunday (b) Friday (c) Saturday (d) Monday
24. 24.Today is Saturday. What day of the week will it be after 64 days? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
25. 25.If 11 July is a Wednesday, what day of the week is 24 July? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
26. 26.If 14 August is a Tuesday, what day of the week is 7 September? (a) Saturday (b) Sunday (c) Friday (d) Thursday
27. 27.If 25 May is a Tuesday, what day of the week is 8 June? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
28. 28.If 7 December is a Saturday, what day of the week is 22 December? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
29. 29.If 24 September is a Tuesday, what day of the week is 9 October? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
30. 30.If 16 April is a Tuesday, what day of the week is 3 May? (a) Thursday (b) Sunday (c) Saturday (d) Friday
31. 31.Today is Thursday. What day of the week will it be after 30 days? (a) Saturday (b) Sunday (c) Friday (d) Monday
32. 32.If 18 November is a Monday, what day of the week is 8 December? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
33. 33.If 29 April is a Friday, what day of the week is 3 May? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
34. 34.If 25 November is a Sunday, what day of the week is 19 December? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
35. 35.If 11 July is a Saturday, what day of the week is 10 August? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
36. 36.If 16 March is a Friday, what day of the week is 19 April? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
37. 37.If 4 May is a Monday, what day of the week is 13 May? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
38. 38.If 2 October is a Sunday, what day of the week is 18 October? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
39. 39.Today is Monday. What day of the week will it be after 88 days? (a) Friday (b) Thursday (c) Saturday (d) Sunday
40. 40.Today is Saturday. What day of the week will it be after 70 days? (a) Monday (b) Friday (c) Sunday (d) Saturday

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