Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 589 · 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.Today is Sunday. What day of the week will it be after 77 days? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
2. 2.Today is Monday. What day of the week will it be after 50 days? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
3. 3.If 10 July is a Wednesday, what day of the week is 20 July? (a) Friday (b) Sunday (c) Monday (d) Saturday
4. 4.Today is Thursday. What day of the week will it be after 76 days? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
5. 5.Today is Tuesday. What day of the week will it be after 94 days? (a) Thursday (b) Saturday (c) Sunday (d) Friday
6. 6.Today is Monday. What day of the week will it be after 66 days? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
7. 7.If 3 August is a Wednesday, what day of the week is 11 August? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
8. 8.If 9 May is a Monday, what day of the week is 18 May? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
9. 9.If 1 August is a Thursday, what day of the week is 17 August? (a) Sunday (b) Monday (c) Friday (d) Saturday
10. 10.Today is Sunday. What day of the week will it be after 19 days? (a) Saturday (b) Thursday (c) Sunday (d) Friday
11. 11.Today is Thursday. What day of the week will it be after 55 days? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
12. 12.If 26 April is a Sunday, what day of the week is 11 May? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
13. 13.If 2 March is a Monday, what day of the week is 13 March? (a) Sunday (b) Friday (c) Thursday (d) Saturday
14. 14.If 14 May is a Thursday, what day of the week is 3 June? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
15. 15.If 15 January is a Friday, what day of the week is 9 February? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
16. 16.Today is Sunday. What day of the week will it be after 100 days? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
17. 17.Today is Wednesday. What day of the week will it be after 28 days? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
18. 18.If 30 May is a Monday, what day of the week is 20 June? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
19. 19.Today is Thursday. What day of the week will it be after 58 days? (a) Saturday (b) Friday (c) Monday (d) Sunday
20. 20.If 12 January is a Thursday, what day of the week is 25 January? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
21. 21.If 1 January is a Friday, what day of the week is 17 January? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
22. 22.If 3 October is a Tuesday, what day of the week is 12 October? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
23. 23.Today is Sunday. What day of the week will it be after 93 days? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
24. 24.If 1 August is a Tuesday, what day of the week is 11 August? (a) Sunday (b) Thursday (c) Saturday (d) Friday
25. 25.If 26 May is a Tuesday, what day of the week is 17 June? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
26. 26.If 12 September is a Friday, what day of the week is 13 October? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
27. 27.If 5 August is a Thursday, what day of the week is 15 August? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
28. 28.Today is Thursday. What day of the week will it be after 89 days? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
29. 29.If 11 September is a Sunday, what day of the week is 15 October? (a) Sunday (b) Saturday (c) Friday (d) Monday
30. 30.If 21 May is a Wednesday, what day of the week is 2 June? (a) Monday (b) Tuesday (c) Wednesday (d) Sunday
31. 31.If 11 October is a Friday, what day of the week is 23 October? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
32. 32.If 22 October is a Tuesday, what day of the week is 6 November? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
33. 33.If 4 October is a Wednesday, what day of the week is 14 October? (a) Sunday (b) Monday (c) Saturday (d) Friday
34. 34.If 13 June is a Friday, what day of the week is 13 July? (a) Sunday (b) Tuesday (c) Monday (d) Saturday
35. 35.If 11 June is a Monday, what day of the week is 1 July? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
36. 36.Today is Monday. What day of the week will it be after 12 days? (a) Sunday (b) Monday (c) Saturday (d) Friday
37. 37.If 14 March is a Monday, what day of the week is 22 March? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
38. 38.Today is Saturday. What day of the week will it be after 96 days? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
39. 39.Today is Friday. What day of the week will it be after 42 days? (a) Thursday (b) Saturday (c) Friday (d) Sunday
40. 40.Today is Sunday. What day of the week will it be after 26 days? (a) Sunday (b) Thursday (c) Friday (d) Saturday

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