Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 90 · 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 14 December is a Saturday, what day of the week is 23 December? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
2. 2.If 7 March is a Friday, what day of the week is 23 March? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
3. 3.If 30 April is a Sunday, what day of the week is 13 May? (a) Friday (b) Saturday (c) Sunday (d) Monday
4. 4.If 10 September is a Saturday, what day of the week is 2 October? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
5. 5.If 13 October is a Tuesday, what day of the week is 17 November? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
6. 6.If 4 December is a Thursday, what day of the week is 14 December? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
7. 7.If 7 October is a Saturday, what day of the week is 17 October? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
8. 8.If 23 April is a Thursday, what day of the week is 12 May? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
9. 9.If 27 January is a Sunday, what day of the week is 17 February? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
10. 10.If 19 May is a Tuesday, what day of the week is 9 June? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
11. 11.Today is Wednesday. What day of the week will it be after 95 days? (a) Sunday (b) Saturday (c) Monday (d) Tuesday
12. 12.Today is Friday. What day of the week will it be after 74 days? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
13. 13.Today is Saturday. What day of the week will it be after 15 days? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
14. 14.Today is Friday. What day of the week will it be after 26 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
15. 15.If 2 October is a Friday, what day of the week is 15 October? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
16. 16.Today is Monday. What day of the week will it be after 79 days? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
17. 17.If 9 October is a Sunday, what day of the week is 17 October? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
18. 18.If 5 October is a Tuesday, what day of the week is 20 October? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
19. 19.Today is Thursday. What day of the week will it be after 35 days? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
20. 20.If 24 October is a Wednesday, what day of the week is 7 November? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
21. 21.If 15 August is a Wednesday, what day of the week is 4 September? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
22. 22.If 7 July is a Saturday, what day of the week is 20 July? (a) Sunday (b) Friday (c) Saturday (d) Thursday
23. 23.Today is Saturday. What day of the week will it be after 67 days? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
24. 24.If 9 December is a Friday, what day of the week is 22 December? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
25. 25.If 14 August is a Wednesday, what day of the week is 28 August? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
26. 26.If 26 January is a Tuesday, what day of the week is 5 February? (a) Friday (b) Sunday (c) Saturday (d) Thursday
27. 27.If 17 November is a Thursday, what day of the week is 10 December? (a) Friday (b) Saturday (c) Monday (d) Sunday
28. 28.Today is Tuesday. What day of the week will it be after 11 days? (a) Monday (b) Friday (c) Saturday (d) Sunday
29. 29.Today is Sunday. What day of the week will it be after 25 days? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
30. 30.Today is Wednesday. What day of the week will it be after 17 days? (a) Saturday (b) Friday (c) Sunday (d) Monday
31. 31.Today is Sunday. What day of the week will it be after 89 days? (a) Saturday (b) Friday (c) Sunday (d) Thursday
32. 32.Today is Wednesday. What day of the week will it be after 75 days? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
33. 33.If 12 May is a Wednesday, what day of the week is 19 June? (a) Monday (b) Sunday (c) Saturday (d) Friday
34. 34.Today is Monday. What day of the week will it be after 85 days? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
35. 35.If 29 October is a Monday, what day of the week is 11 November? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
36. 36.If 21 April is a Monday, what day of the week is 18 May? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
37. 37.Today is Tuesday. What day of the week will it be after 27 days? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
38. 38.Today is Monday. What day of the week will it be after 42 days? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
39. 39.If 1 March is a Thursday, what day of the week is 12 March? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
40. 40.If 6 May is a Monday, what day of the week is 16 May? (a) Wednesday (b) Thursday (c) Saturday (d) Friday

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