Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 622 · 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 19 August is a Sunday, what day of the week is 11 September? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
2. 2.If 10 March is a Wednesday, what day of the week is 19 March? (a) Sunday (b) Friday (c) Saturday (d) Thursday
3. 3.If 11 December is a Monday, what day of the week is 23 December? (a) Sunday (b) Friday (c) Monday (d) Saturday
4. 4.Today is Friday. What day of the week will it be after 100 days? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
5. 5.Today is Sunday. What day of the week will it be after 76 days? (a) Sunday (b) Monday (c) Saturday (d) Friday
6. 6.If 7 July is a Saturday, what day of the week is 15 July? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
7. 7.If 5 October is a Saturday, what day of the week is 21 October? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
8. 8.Today is Saturday. What day of the week will it be after 94 days? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
9. 9.If 17 September is a Wednesday, what day of the week is 18 October? (a) Saturday (b) Sunday (c) Friday (d) Monday
10. 10.If 7 January is a Wednesday, what day of the week is 22 January? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
11. 11.Today is Sunday. What day of the week will it be after 78 days? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
12. 12.If 10 August is a Friday, what day of the week is 2 September? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
13. 13.If 6 March is a Tuesday, what day of the week is 18 March? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
14. 14.If 24 March is a Tuesday, what day of the week is 5 April? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
15. 15.If 14 September is a Monday, what day of the week is 6 October? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
16. 16.If 7 July is a Wednesday, what day of the week is 21 July? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
17. 17.Today is Wednesday. What day of the week will it be after 59 days? (a) Friday (b) Monday (c) Sunday (d) Saturday
18. 18.If 3 August is a Wednesday, what day of the week is 18 August? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
19. 19.Today is Thursday. What day of the week will it be after 67 days? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
20. 20.If 5 August is a Thursday, what day of the week is 15 August? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
21. 21.If 30 January is a Tuesday, what day of the week is 7 February? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
22. 22.If 25 November is a Monday, what day of the week is 19 December? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
23. 23.If 7 December is a Friday, what day of the week is 21 December? (a) Saturday (b) Friday (c) Sunday (d) Thursday
24. 24.Today is Tuesday. What day of the week will it be after 17 days? (a) Friday (b) Saturday (c) Thursday (d) Sunday
25. 25.If 14 December is a Thursday, what day of the week is 30 December? (a) Saturday (b) Friday (c) Monday (d) Sunday
26. 26.Today is Wednesday. What day of the week will it be after 75 days? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
27. 27.Today is Friday. What day of the week will it be after 92 days? (a) Saturday (b) Sunday (c) Monday (d) Friday
28. 28.If 1 July is a Monday, what day of the week is 14 July? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
29. 29.If 30 September is a Friday, what day of the week is 14 October? (a) Sunday (b) Thursday (c) Saturday (d) Friday
30. 30.If 8 May is a Wednesday, what day of the week is 16 May? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
31. 31.Today is Friday. What day of the week will it be after 90 days? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
32. 32.If 8 December is a Wednesday, what day of the week is 22 December? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
33. 33.If 2 March is a Sunday, what day of the week is 12 March? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
34. 34.If 5 August is a Tuesday, what day of the week is 18 August? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
35. 35.Today is Tuesday. What day of the week will it be after 72 days? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
36. 36.If 11 July is a Monday, what day of the week is 7 August? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
37. 37.Today is Friday. What day of the week will it be after 72 days? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
38. 38.Today is Thursday. What day of the week will it be after 16 days? (a) Monday (b) Saturday (c) Friday (d) Sunday
39. 39.Today is Sunday. What day of the week will it be after 21 days? (a) Sunday (b) Saturday (c) Monday (d) Tuesday
40. 40.If 8 December is a Saturday, what day of the week is 21 December? (a) Thursday (b) Friday (c) Sunday (d) Saturday

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