Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 200 · 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 2 January is a Friday, what day of the week is 14 January? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
2. 2.Today is Tuesday. What day of the week will it be after 68 days? (a) Sunday (b) Tuesday (c) Monday (d) Saturday
3. 3.If 13 July is a Sunday, what day of the week is 27 July? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
4. 4.Today is Saturday. What day of the week will it be after 48 days? (a) Saturday (b) Thursday (c) Sunday (d) Friday
5. 5.Today is Tuesday. What day of the week will it be after 34 days? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
6. 6.Today is Saturday. What day of the week will it be after 87 days? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
7. 7.Today is Wednesday. What day of the week will it be after 85 days? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
8. 8.If 11 March is a Thursday, what day of the week is 19 March? (a) Thursday (b) Friday (c) Saturday (d) Sunday
9. 9.If 13 September is a Friday, what day of the week is 17 October? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
10. 10.Today is Monday. What day of the week will it be after 45 days? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
11. 11.If 29 July is a Monday, what day of the week is 8 August? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
12. 12.If 26 March is a Wednesday, what day of the week is 3 April? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
13. 13.If 2 October is a Wednesday, what day of the week is 17 October? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
14. 14.If 31 March is a Thursday, what day of the week is 2 April? (a) Monday (b) Friday (c) Sunday (d) Saturday
15. 15.If 10 April is a Monday, what day of the week is 8 May? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
16. 16.Today is Friday. What day of the week will it be after 31 days? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
17. 17.If 5 December is a Monday, what day of the week is 21 December? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
18. 18.If 14 July is a Monday, what day of the week is 24 July? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
19. 19.If 11 July is a Sunday, what day of the week is 20 July? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
20. 20.If 25 March is a Wednesday, what day of the week is 18 April? (a) Saturday (b) Sunday (c) Monday (d) Friday
21. 21.If 6 July is a Tuesday, what day of the week is 21 July? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
22. 22.If 4 July is a Thursday, what day of the week is 13 July? (a) Sunday (b) Monday (c) Saturday (d) Friday
23. 23.Today is Monday. What day of the week will it be after 51 days? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
24. 24.Today is Monday. What day of the week will it be after 96 days? (a) Saturday (b) Sunday (c) Monday (d) Friday
25. 25.If 31 May is a Wednesday, what day of the week is 2 June? (a) Saturday (b) Sunday (c) Friday (d) Thursday
26. 26.If 10 January is a Monday, what day of the week is 21 January? (a) Thursday (b) Saturday (c) Friday (d) Sunday
27. 27.If 16 July is a Wednesday, what day of the week is 10 August? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
28. 28.If 13 December is a Thursday, what day of the week is 27 December? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
29. 29.If 2 March is a Tuesday, what day of the week is 18 March? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
30. 30.If 2 December is a Wednesday, what day of the week is 15 December? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
31. 31.If 30 August is a Saturday, what day of the week is 18 September? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
32. 32.If 3 December is a Monday, what day of the week is 11 December? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
33. 33.Today is Monday. What day of the week will it be after 28 days? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
34. 34.If 11 July is a Monday, what day of the week is 18 August? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
35. 35.If 4 December is a Sunday, what day of the week is 19 December? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
36. 36.If 16 April is a Wednesday, what day of the week is 20 May? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
37. 37.If 18 April is a Sunday, what day of the week is 2 May? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
38. 38.Today is Saturday. What day of the week will it be after 90 days? (a) Thursday (b) Saturday (c) Sunday (d) Friday
39. 39.If 9 January is a Friday, what day of the week is 19 January? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
40. 40.If 5 October is a Thursday, what day of the week is 18 October? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday

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