Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 989 · 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 December is a Friday, what day of the week is 21 December? (a) Sunday (b) Friday (c) Monday (d) Saturday
2. 2.If 14 June is a Wednesday, what day of the week is 15 July? (a) Friday (b) Monday (c) Saturday (d) Sunday
3. 3.Today is Friday. What day of the week will it be after 91 days? (a) Friday (b) Thursday (c) Sunday (d) Saturday
4. 4.If 7 October is a Friday, what day of the week is 15 October? (a) Saturday (b) Sunday (c) Friday (d) Monday
5. 5.If 13 August is a Wednesday, what day of the week is 24 August? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
6. 6.If 9 July is a Friday, what day of the week is 23 July? (a) Thursday (b) Friday (c) Sunday (d) Saturday
7. 7.If 1 March is a Saturday, what day of the week is 16 March? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
8. 8.If 2 March is a Saturday, what day of the week is 10 March? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
9. 9.If 12 May is a Wednesday, what day of the week is 8 June? (a) Tuesday (b) Monday (c) Wednesday (d) Thursday
10. 10.Today is Monday. What day of the week will it be after 54 days? (a) Friday (b) Saturday (c) Sunday (d) Monday
11. 11.Today is Sunday. What day of the week will it be after 17 days? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
12. 12.If 20 July is a Wednesday, what day of the week is 14 August? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
13. 13.Today is Wednesday. What day of the week will it be after 92 days? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
14. 14.If 22 January is a Tuesday, what day of the week is 19 February? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
15. 15.If 15 June is a Monday, what day of the week is 6 July? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
16. 16.If 14 October is a Sunday, what day of the week is 22 October? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
17. 17.Today is Wednesday. What day of the week will it be after 91 days? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
18. 18.If 11 April is a Saturday, what day of the week is 3 May? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
19. 19.If 15 December is a Monday, what day of the week is 28 December? (a) Sunday (b) Saturday (c) Monday (d) Tuesday
20. 20.If 10 November is a Friday, what day of the week is 1 December? (a) Saturday (b) Thursday (c) Sunday (d) Friday
21. 21.If 2 March is a Thursday, what day of the week is 10 March? (a) Sunday (b) Friday (c) Thursday (d) Saturday
22. 22.Today is Monday. What day of the week will it be after 37 days? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
23. 23.Today is Saturday. What day of the week will it be after 68 days? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
24. 24.If 17 August is a Wednesday, what day of the week is 5 September? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
25. 25.Today is Saturday. What day of the week will it be after 27 days? (a) Saturday (b) Thursday (c) Friday (d) Sunday
26. 26.If 2 December is a Thursday, what day of the week is 14 December? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
27. 27.If 4 March is a Thursday, what day of the week is 18 March? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
28. 28.If 8 December is a Monday, what day of the week is 21 December? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
29. 29.Today is Sunday. What day of the week will it be after 98 days? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
30. 30.Today is Friday. What day of the week will it be after 26 days? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
31. 31.If 12 April is a Thursday, what day of the week is 6 May? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
32. 32.If 8 July is a Tuesday, what day of the week is 20 July? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
33. 33.Today is Wednesday. What day of the week will it be after 58 days? (a) Sunday (b) Saturday (c) Thursday (d) Friday
34. 34.If 15 January is a Tuesday, what day of the week is 30 January? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
35. 35.If 7 January is a Thursday, what day of the week is 23 January? (a) Monday (b) Friday (c) Sunday (d) Saturday
36. 36.Today is Thursday. What day of the week will it be after 44 days? (a) Monday (b) Saturday (c) Sunday (d) Friday
37. 37.If 12 October is a Sunday, what day of the week is 22 October? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
38. 38.Today is Tuesday. What day of the week will it be after 30 days? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
39. 39.Today is Monday. What day of the week will it be after 85 days? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
40. 40.If 1 August is a Monday, what day of the week is 9 August? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday

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