Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 933 · 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 Monday. What day of the week will it be after 35 days? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
2. 2.Today is Tuesday. What day of the week will it be after 75 days? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
3. 3.Today is Sunday. What day of the week will it be after 21 days? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
4. 4.If 12 September is a Tuesday, what day of the week is 1 October? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
5. 5.Today is Friday. What day of the week will it be after 95 days? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
6. 6.If 26 May is a Monday, what day of the week is 6 June? (a) Saturday (b) Thursday (c) Friday (d) Sunday
7. 7.If 13 November is a Tuesday, what day of the week is 3 December? (a) Monday (b) Tuesday (c) Wednesday (d) Sunday
8. 8.If 29 September is a Thursday, what day of the week is 20 October? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
9. 9.If 6 October is a Sunday, what day of the week is 19 October? (a) Sunday (b) Saturday (c) Monday (d) Friday
10. 10.If 23 January is a Tuesday, what day of the week is 12 February? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
11. 11.If 25 May is a Saturday, what day of the week is 20 June? (a) Thursday (b) Saturday (c) Friday (d) Wednesday
12. 12.If 30 October is a Tuesday, what day of the week is 18 November? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
13. 13.If 10 July is a Wednesday, what day of the week is 20 July? (a) Friday (b) Saturday (c) Monday (d) Sunday
14. 14.If 11 August is a Wednesday, what day of the week is 20 August? (a) Saturday (b) Friday (c) Thursday (d) Sunday
15. 15.If 20 October is a Friday, what day of the week is 7 November? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
16. 16.Today is Monday. What day of the week will it be after 88 days? (a) Thursday (b) Friday (c) Saturday (d) Sunday
17. 17.If 24 August is a Wednesday, what day of the week is 10 September? (a) Friday (b) Monday (c) Sunday (d) Saturday
18. 18.If 4 January is a Monday, what day of the week is 18 January? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
19. 19.If 28 January is a Sunday, what day of the week is 6 February? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
20. 20.If 19 August is a Friday, what day of the week is 4 September? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
21. 21.If 10 October is a Saturday, what day of the week is 15 November? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
22. 22.If 16 March is a Wednesday, what day of the week is 9 April? (a) Sunday (b) Monday (c) Saturday (d) Friday
23. 23.If 6 July is a Wednesday, what day of the week is 21 July? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
24. 24.Today is Tuesday. What day of the week will it be after 77 days? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
25. 25.If 10 May is a Thursday, what day of the week is 26 May? (a) Sunday (b) Monday (c) Friday (d) Saturday
26. 26.If 27 September is a Saturday, what day of the week is 2 October? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
27. 27.If 9 July is a Sunday, what day of the week is 19 July? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
28. 28.If 22 April is a Wednesday, what day of the week is 10 May? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
29. 29.If 1 July is a Saturday, what day of the week is 10 July? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
30. 30.If 4 July is a Friday, what day of the week is 14 July? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
31. 31.If 10 May is a Friday, what day of the week is 23 May? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
32. 32.If 10 March is a Friday, what day of the week is 25 March? (a) Monday (b) Saturday (c) Friday (d) Sunday
33. 33.Today is Friday. What day of the week will it be after 39 days? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
34. 34.If 15 January is a Monday, what day of the week is 23 January? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
35. 35.Today is Monday. What day of the week will it be after 14 days? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
36. 36.If 1 October is a Monday, what day of the week is 10 October? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
37. 37.If 8 October is a Wednesday, what day of the week is 20 October? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
38. 38.If 26 April is a Friday, what day of the week is 17 May? (a) Thursday (b) Friday (c) Saturday (d) Sunday
39. 39.Today is Saturday. What day of the week will it be after 45 days? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
40. 40.If 9 March is a Friday, what day of the week is 18 March? (a) Saturday (b) Sunday (c) Tuesday (d) Monday

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