Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 857 · 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 13 January is a Sunday, what day of the week is 10 February? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
2. 2.If 10 June is a Sunday, what day of the week is 11 July? (a) Friday (b) Tuesday (c) Thursday (d) Wednesday
3. 3.If 2 December is a Friday, what day of the week is 10 December? (a) Friday (b) Sunday (c) Saturday (d) Monday
4. 4.If 16 October is a Sunday, what day of the week is 19 November? (a) Monday (b) Saturday (c) Friday (d) Sunday
5. 5.If 10 March is a Tuesday, what day of the week is 19 March? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
6. 6.Today is Saturday. What day of the week will it be after 82 days? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
7. 7.If 24 August is a Thursday, what day of the week is 3 September? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
8. 8.If 31 January is a Sunday, what day of the week is 6 February? (a) Friday (b) Sunday (c) Saturday (d) Monday
9. 9.If 1 July is a Tuesday, what day of the week is 13 July? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
10. 10.If 6 August is a Tuesday, what day of the week is 16 August? (a) Sunday (b) Saturday (c) Friday (d) Thursday
11. 11.If 29 October is a Thursday, what day of the week is 10 November? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
12. 12.If 5 January is a Saturday, what day of the week is 20 January? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
13. 13.If 23 March is a Sunday, what day of the week is 11 April? (a) Sunday (b) Thursday (c) Friday (d) Saturday
14. 14.If 18 September is a Wednesday, what day of the week is 16 October? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
15. 15.If 23 June is a Thursday, what day of the week is 8 July? (a) Sunday (b) Saturday (c) Friday (d) Thursday
16. 16.If 24 January is a Monday, what day of the week is 16 February? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
17. 17.If 12 May is a Sunday, what day of the week is 20 May? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
18. 18.If 5 March is a Tuesday, what day of the week is 17 March? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
19. 19.If 12 May is a Saturday, what day of the week is 26 May? (a) Sunday (b) Monday (c) Friday (d) Saturday
20. 20.If 8 October is a Monday, what day of the week is 20 October? (a) Friday (b) Monday (c) Sunday (d) Saturday
21. 21.Today is Saturday. What day of the week will it be after 50 days? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
22. 22.If 12 January is a Sunday, what day of the week is 28 January? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
23. 23.If 12 October is a Friday, what day of the week is 27 October? (a) Friday (b) Monday (c) Sunday (d) Saturday
24. 24.If 18 July is a Sunday, what day of the week is 10 August? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
25. 25.If 10 April is a Friday, what day of the week is 15 May? (a) Saturday (b) Thursday (c) Sunday (d) Friday
26. 26.Today is Thursday. What day of the week will it be after 44 days? (a) Monday (b) Sunday (c) Friday (d) Saturday
27. 27.If 16 January is a Thursday, what day of the week is 12 February? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
28. 28.If 6 July is a Thursday, what day of the week is 19 July? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
29. 29.Today is Saturday. What day of the week will it be after 57 days? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
30. 30.Today is Thursday. What day of the week will it be after 20 days? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
31. 31.Today is Saturday. What day of the week will it be after 85 days? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
32. 32.Today is Tuesday. What day of the week will it be after 31 days? (a) Sunday (b) Friday (c) Saturday (d) Thursday
33. 33.If 12 January is a Thursday, what day of the week is 27 January? (a) Friday (b) Sunday (c) Saturday (d) Thursday
34. 34.If 13 March is a Monday, what day of the week is 21 March? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
35. 35.If 13 October is a Wednesday, what day of the week is 9 November? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
36. 36.Today is Sunday. What day of the week will it be after 30 days? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
37. 37.Today is Monday. What day of the week will it be after 58 days? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
38. 38.If 28 May is a Friday, what day of the week is 8 June? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
39. 39.If 5 July is a Sunday, what day of the week is 13 July? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
40. 40.Today is Tuesday. What day of the week will it be after 32 days? (a) Friday (b) Saturday (c) Monday (d) Sunday

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