Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 992 · 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 11 August is a Tuesday, what day of the week is 15 September? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
2. 2.If 28 October is a Friday, what day of the week is 5 November? (a) Sunday (b) Monday (c) Friday (d) Saturday
3. 3.Today is Saturday. What day of the week will it be after 37 days? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
4. 4.If 1 December is a Friday, what day of the week is 13 December? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
5. 5.If 12 October is a Wednesday, what day of the week is 28 October? (a) Saturday (b) Thursday (c) Friday (d) Sunday
6. 6.If 7 May is a Thursday, what day of the week is 20 May? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
7. 7.If 12 May is a Thursday, what day of the week is 26 May? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
8. 8.Today is Sunday. What day of the week will it be after 71 days? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
9. 9.If 6 October is a Monday, what day of the week is 18 October? (a) Monday (b) Friday (c) Sunday (d) Saturday
10. 10.Today is Wednesday. What day of the week will it be after 96 days? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
11. 11.Today is Saturday. What day of the week will it be after 38 days? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
12. 12.If 6 May is a Tuesday, what day of the week is 20 May? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
13. 13.If 6 January is a Saturday, what day of the week is 17 January? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
14. 14.Today is Monday. What day of the week will it be after 69 days? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
15. 15.Today is Tuesday. What day of the week will it be after 81 days? (a) Monday (b) Saturday (c) Friday (d) Sunday
16. 16.If 11 October is a Monday, what day of the week is 21 October? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
17. 17.Today is Friday. What day of the week will it be after 67 days? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
18. 18.Today is Saturday. What day of the week will it be after 94 days? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
19. 19.If 15 August is a Monday, what day of the week is 31 August? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
20. 20.If 2 August is a Friday, what day of the week is 17 August? (a) Friday (b) Sunday (c) Saturday (d) Monday
21. 21.If 26 May is a Thursday, what day of the week is 8 June? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
22. 22.If 21 April is a Sunday, what day of the week is 5 May? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
23. 23.Today is Thursday. What day of the week will it be after 10 days? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
24. 24.If 31 July is a Monday, what day of the week is 3 August? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
25. 25.Today is Wednesday. What day of the week will it be after 46 days? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
26. 26.If 22 June is a Tuesday, what day of the week is 12 July? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
27. 27.If 13 January is a Monday, what day of the week is 26 January? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
28. 28.Today is Friday. What day of the week will it be after 84 days? (a) Saturday (b) Thursday (c) Sunday (d) Friday
29. 29.If 9 July is a Sunday, what day of the week is 25 July? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
30. 30.Today is Saturday. What day of the week will it be after 31 days? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
31. 31.If 4 December is a Tuesday, what day of the week is 20 December? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
32. 32.If 15 January is a Friday, what day of the week is 31 January? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
33. 33.Today is Saturday. What day of the week will it be after 41 days? (a) Saturday (b) Sunday (c) Friday (d) Thursday
34. 34.If 12 October is a Thursday, what day of the week is 21 October? (a) Monday (b) Saturday (c) Friday (d) Sunday
35. 35.If 22 January is a Tuesday, what day of the week is 9 February? (a) Friday (b) Sunday (c) Monday (d) Saturday
36. 36.If 16 March is a Sunday, what day of the week is 14 April? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
37. 37.Today is Saturday. What day of the week will it be after 23 days? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
38. 38.If 10 November is a Sunday, what day of the week is 16 December? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
39. 39.If 18 August is a Sunday, what day of the week is 18 September? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
40. 40.Today is Thursday. What day of the week will it be after 76 days? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday

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