Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 888 · 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 21 July is a Monday, what day of the week is 5 August? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
2. 2.If 17 August is a Tuesday, what day of the week is 19 September? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
3. 3.If 6 August is a Tuesday, what day of the week is 21 August? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
4. 4.Today is Monday. What day of the week will it be after 25 days? (a) Thursday (b) Sunday (c) Friday (d) Saturday
5. 5.If 12 September is a Sunday, what day of the week is 2 October? (a) Sunday (b) Monday (c) Friday (d) Saturday
6. 6.If 1 March is a Sunday, what day of the week is 13 March? (a) Thursday (b) Sunday (c) Friday (d) Saturday
7. 7.If 29 July is a Friday, what day of the week is 10 August? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
8. 8.If 2 December is a Saturday, what day of the week is 12 December? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
9. 9.If 10 April is a Monday, what day of the week is 8 May? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
10. 10.If 4 January is a Thursday, what day of the week is 14 January? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
11. 11.If 10 October is a Monday, what day of the week is 8 November? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
12. 12.If 13 July is a Wednesday, what day of the week is 24 July? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
13. 13.If 5 October is a Sunday, what day of the week is 20 October? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
14. 14.If 14 March is a Saturday, what day of the week is 24 March? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
15. 15.If 12 July is a Wednesday, what day of the week is 22 July? (a) Sunday (b) Monday (c) Friday (d) Saturday
16. 16.If 20 November is a Tuesday, what day of the week is 19 December? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
17. 17.If 13 November is a Tuesday, what day of the week is 18 December? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
18. 18.If 30 March is a Thursday, what day of the week is 12 April? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
19. 19.If 11 April is a Tuesday, what day of the week is 5 May? (a) Saturday (b) Thursday (c) Friday (d) Sunday
20. 20.If 16 October is a Friday, what day of the week is 11 November? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
21. 21.If 5 January is a Thursday, what day of the week is 14 January? (a) Friday (b) Saturday (c) Sunday (d) Monday
22. 22.If 10 December is a Friday, what day of the week is 23 December? (a) Thursday (b) Saturday (c) Friday (d) Wednesday
23. 23.If 19 July is a Thursday, what day of the week is 5 August? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
24. 24.If 13 October is a Sunday, what day of the week is 26 October? (a) Friday (b) Monday (c) Saturday (d) Sunday
25. 25.If 28 April is a Tuesday, what day of the week is 17 May? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
26. 26.If 10 July is a Monday, what day of the week is 22 July? (a) Sunday (b) Monday (c) Friday (d) Saturday
27. 27.If 14 January is a Saturday, what day of the week is 15 February? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
28. 28.If 7 March is a Friday, what day of the week is 17 March? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
29. 29.If 26 November is a Sunday, what day of the week is 2 December? (a) Friday (b) Sunday (c) Monday (d) Saturday
30. 30.If 27 April is a Sunday, what day of the week is 3 May? (a) Sunday (b) Friday (c) Saturday (d) Monday
31. 31.If 16 June is a Friday, what day of the week is 20 July? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
32. 32.Today is Saturday. What day of the week will it be after 43 days? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
33. 33.Today is Tuesday. What day of the week will it be after 80 days? (a) Sunday (b) Saturday (c) Friday (d) Thursday
34. 34.If 12 March is a Sunday, what day of the week is 4 April? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
35. 35.If 5 August is a Thursday, what day of the week is 14 August? (a) Friday (b) Saturday (c) Monday (d) Sunday
36. 36.If 12 May is a Tuesday, what day of the week is 23 May? (a) Monday (b) Saturday (c) Friday (d) Sunday
37. 37.If 7 May is a Monday, what day of the week is 22 May? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
38. 38.If 12 July is a Sunday, what day of the week is 22 July? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
39. 39.Today is Sunday. What day of the week will it be after 14 days? (a) Sunday (b) Saturday (c) Monday (d) Tuesday
40. 40.If 1 December is a Sunday, what day of the week is 12 December? (a) Wednesday (b) Friday (c) Saturday (d) Thursday

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