Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 940 · 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 October is a Saturday, what day of the week is 24 October? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
2. 2.If 12 October is a Friday, what day of the week is 21 October? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
3. 3.If 10 November is a Thursday, what day of the week is 17 December? (a) Sunday (b) Friday (c) Saturday (d) Monday
4. 4.If 26 June is a Saturday, what day of the week is 2 July? (a) Sunday (b) Friday (c) Thursday (d) Saturday
5. 5.If 27 November is a Thursday, what day of the week is 15 December? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
6. 6.If 13 March is a Friday, what day of the week is 22 March? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
7. 7.Today is Thursday. What day of the week will it be after 79 days? (a) Monday (b) Sunday (c) Saturday (d) Friday
8. 8.If 14 August is a Tuesday, what day of the week is 22 August? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
9. 9.Today is Tuesday. What day of the week will it be after 20 days? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
10. 10.If 10 October is a Monday, what day of the week is 19 October? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
11. 11.If 29 May is a Tuesday, what day of the week is 18 June? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
12. 12.Today is Sunday. What day of the week will it be after 76 days? (a) Monday (b) Sunday (c) Friday (d) Saturday
13. 13.If 19 October is a Wednesday, what day of the week is 1 November? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
14. 14.If 19 April is a Tuesday, what day of the week is 17 May? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
15. 15.If 13 October is a Wednesday, what day of the week is 22 October? (a) Saturday (b) Sunday (c) Thursday (d) Friday
16. 16.Today is Thursday. What day of the week will it be after 42 days? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
17. 17.Today is Friday. What day of the week will it be after 91 days? (a) Sunday (b) Saturday (c) Thursday (d) Friday
18. 18.If 10 March is a Monday, what day of the week is 14 April? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
19. 19.Today is Friday. What day of the week will it be after 33 days? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
20. 20.If 27 September is a Friday, what day of the week is 17 October? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
21. 21.If 14 August is a Sunday, what day of the week is 5 September? (a) Monday (b) Tuesday (c) Wednesday (d) Sunday
22. 22.If 12 May is a Thursday, what day of the week is 3 June? (a) Sunday (b) Friday (c) Saturday (d) Thursday
23. 23.If 8 January is a Wednesday, what day of the week is 21 January? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
24. 24.If 15 June is a Friday, what day of the week is 13 July? (a) Saturday (b) Thursday (c) Sunday (d) Friday
25. 25.If 26 January is a Tuesday, what day of the week is 9 February? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
26. 26.If 3 May is a Friday, what day of the week is 17 May? (a) Saturday (b) Sunday (c) Thursday (d) Friday
27. 27.If 14 July is a Sunday, what day of the week is 26 July? (a) Sunday (b) Thursday (c) Saturday (d) Friday
28. 28.If 15 March is a Wednesday, what day of the week is 31 March? (a) Sunday (b) Thursday (c) Friday (d) Saturday
29. 29.If 6 October is a Friday, what day of the week is 16 October? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
30. 30.If 31 March is a Sunday, what day of the week is 18 April? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
31. 31.Today is Sunday. What day of the week will it be after 81 days? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
32. 32.If 8 May is a Tuesday, what day of the week is 23 May? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
33. 33.If 2 August is a Thursday, what day of the week is 18 August? (a) Friday (b) Monday (c) Sunday (d) Saturday
34. 34.If 14 August is a Monday, what day of the week is 28 August? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
35. 35.If 12 October is a Sunday, what day of the week is 26 October? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
36. 36.If 22 March is a Thursday, what day of the week is 20 April? (a) Sunday (b) Saturday (c) Thursday (d) Friday
37. 37.If 10 April is a Friday, what day of the week is 6 May? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
38. 38.If 5 August is a Sunday, what day of the week is 18 August? (a) Saturday (b) Friday (c) Monday (d) Sunday
39. 39.If 12 May is a Sunday, what day of the week is 21 May? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
40. 40.If 12 June is a Thursday, what day of the week is 14 July? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday

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