Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 975 · 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 20 May is a Friday, what day of the week is 6 June? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
2. 2.If 1 March is a Saturday, what day of the week is 17 March? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
3. 3.If 2 December is a Thursday, what day of the week is 16 December? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
4. 4.If 31 January is a Tuesday, what day of the week is 13 February? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
5. 5.If 8 May is a Friday, what day of the week is 21 May? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
6. 6.If 20 April is a Monday, what day of the week is 5 May? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
7. 7.If 20 October is a Tuesday, what day of the week is 2 November? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
8. 8.If 30 July is a Tuesday, what day of the week is 1 August? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
9. 9.If 15 January is a Wednesday, what day of the week is 6 February? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
10. 10.Today is Wednesday. What day of the week will it be after 26 days? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
11. 11.Today is Thursday. What day of the week will it be after 18 days? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
12. 12.Today is Tuesday. What day of the week will it be after 83 days? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
13. 13.If 3 March is a Tuesday, what day of the week is 19 March? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
14. 14.If 1 July is a Tuesday, what day of the week is 17 July? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
15. 15.If 15 December is a Friday, what day of the week is 28 December? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
16. 16.Today is Tuesday. What day of the week will it be after 87 days? (a) Sunday (b) Saturday (c) Friday (d) Thursday
17. 17.Today is Sunday. What day of the week will it be after 33 days? (a) Sunday (b) Thursday (c) Saturday (d) Friday
18. 18.Today is Monday. What day of the week will it be after 66 days? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
19. 19.If 13 March is a Wednesday, what day of the week is 27 March? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
20. 20.Today is Wednesday. What day of the week will it be after 69 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
21. 21.If 20 May is a Tuesday, what day of the week is 9 June? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
22. 22.If 28 March is a Tuesday, what day of the week is 20 April? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
23. 23.If 18 June is a Tuesday, what day of the week is 20 July? (a) Monday (b) Saturday (c) Sunday (d) Friday
24. 24.If 25 March is a Saturday, what day of the week is 14 April? (a) Friday (b) Saturday (c) Thursday (d) Sunday
25. 25.If 9 August is a Tuesday, what day of the week is 18 August? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
26. 26.If 9 March is a Friday, what day of the week is 25 March? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
27. 27.If 15 July is a Sunday, what day of the week is 31 July? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
28. 28.If 12 December is a Sunday, what day of the week is 22 December? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
29. 29.If 15 April is a Thursday, what day of the week is 20 May? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
30. 30.If 25 April is a Friday, what day of the week is 1 May? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
31. 31.If 22 September is a Friday, what day of the week is 10 October? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
32. 32.If 12 March is a Saturday, what day of the week is 21 March? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
33. 33.If 20 November is a Wednesday, what day of the week is 10 December? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
34. 34.Today is Sunday. What day of the week will it be after 42 days? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
35. 35.If 9 October is a Friday, what day of the week is 18 October? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
36. 36.Today is Monday. What day of the week will it be after 52 days? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
37. 37.If 8 January is a Monday, what day of the week is 16 January? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
38. 38.Today is Thursday. What day of the week will it be after 74 days? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
39. 39.If 15 January is a Monday, what day of the week is 29 January? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
40. 40.If 13 December is a Tuesday, what day of the week is 27 December? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday

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