Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 545 · 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 Tuesday, what day of the week is 17 July? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
2. 2.If 14 October is a Thursday, what day of the week is 5 November? (a) Saturday (b) Sunday (c) Friday (d) Thursday
3. 3.If 8 October is a Thursday, what day of the week is 16 October? (a) Friday (b) Thursday (c) Sunday (d) Saturday
4. 4.If 3 July is a Thursday, what day of the week is 18 July? (a) Sunday (b) Saturday (c) Friday (d) Thursday
5. 5.If 10 March is a Friday, what day of the week is 13 April? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
6. 6.If 3 January is a Thursday, what day of the week is 19 January? (a) Sunday (b) Saturday (c) Monday (d) Friday
7. 7.Today is Friday. What day of the week will it be after 38 days? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
8. 8.If 22 May is a Saturday, what day of the week is 20 June? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
9. 9.Today is Friday. What day of the week will it be after 40 days? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
10. 10.Today is Sunday. What day of the week will it be after 18 days? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
11. 11.If 21 January is a Monday, what day of the week is 20 February? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
12. 12.Today is Tuesday. What day of the week will it be after 26 days? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
13. 13.If 2 May is a Tuesday, what day of the week is 10 May? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
14. 14.If 15 November is a Thursday, what day of the week is 4 December? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
15. 15.If 15 August is a Saturday, what day of the week is 16 September? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
16. 16.If 13 December is a Tuesday, what day of the week is 22 December? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
17. 17.If 28 June is a Friday, what day of the week is 8 July? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
18. 18.If 10 January is a Monday, what day of the week is 20 January? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
19. 19.If 5 October is a Friday, what day of the week is 14 October? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
20. 20.Today is Monday. What day of the week will it be after 13 days? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
21. 21.Today is Tuesday. What day of the week will it be after 70 days? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
22. 22.If 11 May is a Wednesday, what day of the week is 24 May? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
23. 23.If 24 May is a Monday, what day of the week is 8 June? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
24. 24.If 16 November is a Sunday, what day of the week is 3 December? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
25. 25.If 9 March is a Friday, what day of the week is 17 March? (a) Monday (b) Friday (c) Saturday (d) Sunday
26. 26.If 7 August is a Monday, what day of the week is 19 August? (a) Monday (b) Sunday (c) Friday (d) Saturday
27. 27.If 6 July is a Thursday, what day of the week is 15 July? (a) Friday (b) Monday (c) Saturday (d) Sunday
28. 28.If 25 April is a Thursday, what day of the week is 5 May? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
29. 29.If 22 May is a Thursday, what day of the week is 18 June? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
30. 30.If 8 August is a Saturday, what day of the week is 17 August? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
31. 31.If 10 August is a Tuesday, what day of the week is 18 August? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
32. 32.Today is Friday. What day of the week will it be after 83 days? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
33. 33.Today is Sunday. What day of the week will it be after 51 days? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
34. 34.If 10 May is a Saturday, what day of the week is 21 May? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
35. 35.If 25 November is a Friday, what day of the week is 2 December? (a) Friday (b) Saturday (c) Thursday (d) Sunday
36. 36.If 28 March is a Monday, what day of the week is 8 April? (a) Saturday (b) Thursday (c) Sunday (d) Friday
37. 37.If 5 July is a Monday, what day of the week is 16 July? (a) Thursday (b) Saturday (c) Friday (d) Sunday
38. 38.Today is Saturday. What day of the week will it be after 87 days? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
39. 39.If 26 November is a Thursday, what day of the week is 5 December? (a) Sunday (b) Friday (c) Monday (d) Saturday
40. 40.If 5 August is a Sunday, what day of the week is 14 August? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday

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