Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 862 · 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 3 August is a Sunday, what day of the week is 17 August? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
2. 2.Today is Wednesday. What day of the week will it be after 84 days? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
3. 3.If 11 May is a Friday, what day of the week is 27 May? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
4. 4.If 28 October is a Tuesday, what day of the week is 6 November? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
5. 5.If 23 June is a Friday, what day of the week is 12 July? (a) Friday (b) Tuesday (c) Thursday (d) Wednesday
6. 6.If 7 July is a Monday, what day of the week is 15 July? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
7. 7.If 5 January is a Tuesday, what day of the week is 16 January? (a) Sunday (b) Saturday (c) Friday (d) Monday
8. 8.If 2 August is a Tuesday, what day of the week is 18 August? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
9. 9.Today is Sunday. What day of the week will it be after 83 days? (a) Sunday (b) Saturday (c) Friday (d) Monday
10. 10.If 11 August is a Friday, what day of the week is 23 August? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
11. 11.Today is Friday. What day of the week will it be after 23 days? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
12. 12.If 17 August is a Sunday, what day of the week is 6 September? (a) Friday (b) Saturday (c) Sunday (d) Monday
13. 13.Today is Monday. What day of the week will it be after 21 days? (a) Monday (b) Tuesday (c) Wednesday (d) Sunday
14. 14.If 12 March is a Monday, what day of the week is 28 March? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
15. 15.If 3 January is a Saturday, what day of the week is 13 January? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
16. 16.If 29 April is a Saturday, what day of the week is 9 May? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
17. 17.Today is Monday. What day of the week will it be after 54 days? (a) Saturday (b) Monday (c) Sunday (d) Friday
18. 18.If 13 December is a Thursday, what day of the week is 26 December? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
19. 19.Today is Tuesday. What day of the week will it be after 14 days? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
20. 20.If 6 December is a Monday, what day of the week is 18 December? (a) Monday (b) Sunday (c) Friday (d) Saturday
21. 21.If 10 July is a Wednesday, what day of the week is 3 August? (a) Sunday (b) Saturday (c) Friday (d) Monday
22. 22.If 7 August is a Saturday, what day of the week is 16 August? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
23. 23.Today is Sunday. What day of the week will it be after 74 days? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
24. 24.Today is Sunday. What day of the week will it be after 30 days? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
25. 25.If 2 October is a Monday, what day of the week is 12 October? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
26. 26.If 30 January is a Saturday, what day of the week is 17 February? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
27. 27.Today is Thursday. What day of the week will it be after 94 days? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
28. 28.If 1 July is a Wednesday, what day of the week is 15 July? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
29. 29.If 25 June is a Thursday, what day of the week is 2 July? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
30. 30.If 14 March is a Wednesday, what day of the week is 23 March? (a) Saturday (b) Sunday (c) Thursday (d) Friday
31. 31.If 15 December is a Tuesday, what day of the week is 31 December? (a) Thursday (b) Saturday (c) Friday (d) Wednesday
32. 32.If 11 December is a Thursday, what day of the week is 21 December? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
33. 33.Today is Friday. What day of the week will it be after 90 days? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
34. 34.If 14 March is a Sunday, what day of the week is 10 April? (a) Monday (b) Friday (c) Sunday (d) Saturday
35. 35.If 14 March is a Friday, what day of the week is 19 April? (a) Monday (b) Friday (c) Sunday (d) Saturday
36. 36.If 31 January is a Sunday, what day of the week is 13 February? (a) Sunday (b) Saturday (c) Monday (d) Friday
37. 37.If 16 April is a Tuesday, what day of the week is 20 May? (a) Monday (b) Tuesday (c) Wednesday (d) Sunday
38. 38.If 9 October is a Tuesday, what day of the week is 18 October? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
39. 39.If 16 June is a Friday, what day of the week is 1 July? (a) Monday (b) Friday (c) Sunday (d) Saturday
40. 40.Today is Thursday. What day of the week will it be after 42 days? (a) Friday (b) Wednesday (c) Thursday (d) Saturday

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