Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 129 · 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 35 days? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
2. 2.If 9 October is a Friday, what day of the week is 22 October? (a) Thursday (b) Saturday (c) Friday (d) Wednesday
3. 3.Today is Friday. What day of the week will it be after 30 days? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
4. 4.If 23 May is a Wednesday, what day of the week is 4 June? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
5. 5.Today is Friday. What day of the week will it be after 90 days? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
6. 6.If 20 January is a Friday, what day of the week is 13 February? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
7. 7.Today is Monday. What day of the week will it be after 20 days? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
8. 8.If 21 July is a Tuesday, what day of the week is 2 August? (a) Sunday (b) Saturday (c) Monday (d) Tuesday
9. 9.If 13 August is a Sunday, what day of the week is 22 August? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
10. 10.Today is Wednesday. What day of the week will it be after 94 days? (a) Friday (b) Saturday (c) Monday (d) Sunday
11. 11.Today is Saturday. What day of the week will it be after 17 days? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
12. 12.If 12 March is a Tuesday, what day of the week is 20 March? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
13. 13.If 31 March is a Tuesday, what day of the week is 13 April? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
14. 14.Today is Monday. What day of the week will it be after 58 days? (a) Friday (b) Tuesday (c) Thursday (d) Wednesday
15. 15.If 9 May is a Tuesday, what day of the week is 20 May? (a) Friday (b) Sunday (c) Monday (d) Saturday
16. 16.If 2 May is a Wednesday, what day of the week is 18 May? (a) Sunday (b) Thursday (c) Friday (d) Saturday
17. 17.Today is Thursday. What day of the week will it be after 27 days? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
18. 18.Today is Sunday. What day of the week will it be after 65 days? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
19. 19.Today is Saturday. What day of the week will it be after 59 days? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
20. 20.Today is Wednesday. What day of the week will it be after 71 days? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
21. 21.Today is Thursday. What day of the week will it be after 15 days? (a) Sunday (b) Thursday (c) Friday (d) Saturday
22. 22.If 29 April is a Saturday, what day of the week is 18 May? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
23. 23.If 12 August is a Wednesday, what day of the week is 27 August? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
24. 24.If 8 October is a Thursday, what day of the week is 24 October? (a) Friday (b) Monday (c) Saturday (d) Sunday
25. 25.If 3 May is a Thursday, what day of the week is 12 May? (a) Monday (b) Sunday (c) Saturday (d) Friday
26. 26.If 3 October is a Friday, what day of the week is 14 October? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
27. 27.Today is Friday. What day of the week will it be after 64 days? (a) Monday (b) Friday (c) Saturday (d) Sunday
28. 28.If 2 August is a Thursday, what day of the week is 18 August? (a) Saturday (b) Monday (c) Sunday (d) Friday
29. 29.If 8 December is a Sunday, what day of the week is 16 December? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
30. 30.If 12 March is a Monday, what day of the week is 28 March? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
31. 31.If 12 March is a Thursday, what day of the week is 27 March? (a) Saturday (b) Thursday (c) Sunday (d) Friday
32. 32.If 21 November is a Sunday, what day of the week is 18 December? (a) Friday (b) Sunday (c) Saturday (d) Monday
33. 33.If 26 July is a Monday, what day of the week is 14 August? (a) Sunday (b) Saturday (c) Monday (d) Friday
34. 34.If 24 March is a Tuesday, what day of the week is 6 April? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
35. 35.Today is Monday. What day of the week will it be after 23 days? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
36. 36.If 24 September is a Monday, what day of the week is 6 October? (a) Sunday (b) Saturday (c) Monday (d) Friday
37. 37.If 6 May is a Wednesday, what day of the week is 16 May? (a) Friday (b) Monday (c) Saturday (d) Sunday
38. 38.Today is Tuesday. What day of the week will it be after 78 days? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
39. 39.If 2 July is a Sunday, what day of the week is 18 July? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
40. 40.If 10 October is a Wednesday, what day of the week is 24 October? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday

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