Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 844 · 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 17 April is a Monday, what day of the week is 4 May? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
2. 2.Today is Wednesday. What day of the week will it be after 84 days? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
3. 3.If 10 March is a Wednesday, what day of the week is 26 March? (a) Saturday (b) Thursday (c) Sunday (d) Friday
4. 4.If 24 April is a Wednesday, what day of the week is 11 May? (a) Monday (b) Sunday (c) Friday (d) Saturday
5. 5.If 27 April is a Wednesday, what day of the week is 4 May? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
6. 6.If 15 October is a Thursday, what day of the week is 31 October? (a) Friday (b) Monday (c) Sunday (d) Saturday
7. 7.Today is Friday. What day of the week will it be after 81 days? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
8. 8.If 9 December is a Friday, what day of the week is 17 December? (a) Monday (b) Sunday (c) Friday (d) Saturday
9. 9.If 11 July is a Sunday, what day of the week is 2 August? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
10. 10.If 5 August is a Sunday, what day of the week is 20 August? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
11. 11.If 25 September is a Monday, what day of the week is 19 October? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
12. 12.If 10 July is a Monday, what day of the week is 24 July? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
13. 13.If 25 November is a Thursday, what day of the week is 6 December? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
14. 14.If 5 March is a Tuesday, what day of the week is 13 March? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
15. 15.If 22 November is a Monday, what day of the week is 9 December? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
16. 16.If 8 January is a Thursday, what day of the week is 23 January? (a) Friday (b) Sunday (c) Thursday (d) Saturday
17. 17.If 26 September is a Tuesday, what day of the week is 4 October? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
18. 18.Today is Saturday. What day of the week will it be after 69 days? (a) Thursday (b) Friday (c) Sunday (d) Saturday
19. 19.Today is Thursday. What day of the week will it be after 28 days? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
20. 20.Today is Saturday. What day of the week will it be after 72 days? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
21. 21.If 11 May is a Friday, what day of the week is 24 May? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
22. 22.If 25 January is a Sunday, what day of the week is 5 February? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
23. 23.If 2 December is a Wednesday, what day of the week is 12 December? (a) Friday (b) Monday (c) Sunday (d) Saturday
24. 24.If 28 May is a Friday, what day of the week is 15 June? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
25. 25.Today is Tuesday. What day of the week will it be after 33 days? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
26. 26.If 30 November is a Sunday, what day of the week is 12 December? (a) Thursday (b) Friday (c) Sunday (d) Saturday
27. 27.Today is Sunday. What day of the week will it be after 16 days? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
28. 28.Today is Monday. What day of the week will it be after 49 days? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
29. 29.If 22 October is a Sunday, what day of the week is 4 November? (a) Monday (b) Saturday (c) Friday (d) Sunday
30. 30.If 1 July is a Thursday, what day of the week is 9 July? (a) Sunday (b) Friday (c) Thursday (d) Saturday
31. 31.Today is Wednesday. What day of the week will it be after 46 days? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
32. 32.Today is Wednesday. What day of the week will it be after 41 days? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
33. 33.If 23 October is a Tuesday, what day of the week is 19 November? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
34. 34.If 21 March is a Monday, what day of the week is 13 April? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
35. 35.Today is Wednesday. What day of the week will it be after 42 days? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
36. 36.If 13 September is a Monday, what day of the week is 3 October? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
37. 37.If 9 July is a Monday, what day of the week is 20 July? (a) Sunday (b) Saturday (c) Thursday (d) Friday
38. 38.Today is Monday. What day of the week will it be after 30 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
39. 39.If 14 September is a Thursday, what day of the week is 6 October? (a) Thursday (b) Sunday (c) Friday (d) Saturday
40. 40.If 5 December is a Monday, what day of the week is 17 December? (a) Sunday (b) Friday (c) Saturday (d) Monday

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