Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 149 · 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 25 May is a Monday, what day of the week is 7 June? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
2. 2.If 21 June is a Sunday, what day of the week is 20 July? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
3. 3.If 25 January is a Saturday, what day of the week is 1 February? (a) Friday (b) Monday (c) Saturday (d) Sunday
4. 4.If 11 January is a Tuesday, what day of the week is 24 January? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
5. 5.If 10 March is a Saturday, what day of the week is 23 March? (a) Saturday (b) Thursday (c) Sunday (d) Friday
6. 6.Today is Tuesday. What day of the week will it be after 73 days? (a) Saturday (b) Friday (c) Sunday (d) Thursday
7. 7.If 22 January is a Tuesday, what day of the week is 13 February? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
8. 8.Today is Friday. What day of the week will it be after 36 days? (a) Friday (b) Sunday (c) Monday (d) Saturday
9. 9.Today is Monday. What day of the week will it be after 24 days? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
10. 10.If 16 July is a Thursday, what day of the week is 1 August? (a) Sunday (b) Friday (c) Saturday (d) Monday
11. 11.If 13 August is a Saturday, what day of the week is 28 August? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
12. 12.If 16 October is a Saturday, what day of the week is 1 November? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
13. 13.Today is Sunday. What day of the week will it be after 37 days? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
14. 14.If 29 October is a Monday, what day of the week is 4 November? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
15. 15.Today is Wednesday. What day of the week will it be after 10 days? (a) Friday (b) Sunday (c) Monday (d) Saturday
16. 16.If 17 October is a Saturday, what day of the week is 2 November? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
17. 17.If 3 December is a Tuesday, what day of the week is 16 December? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
18. 18.If 11 November is a Monday, what day of the week is 7 December? (a) Monday (b) Saturday (c) Sunday (d) Friday
19. 19.If 26 September is a Monday, what day of the week is 12 October? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
20. 20.If 12 August is a Thursday, what day of the week is 8 September? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
21. 21.If 1 October is a Wednesday, what day of the week is 12 October? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
22. 22.Today is Saturday. What day of the week will it be after 89 days? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
23. 23.Today is Monday. What day of the week will it be after 28 days? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
24. 24.Today is Tuesday. What day of the week will it be after 55 days? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
25. 25.If 1 October is a Thursday, what day of the week is 17 October? (a) Saturday (b) Monday (c) Friday (d) Sunday
26. 26.Today is Thursday. What day of the week will it be after 50 days? (a) Saturday (b) Friday (c) Sunday (d) Thursday
27. 27.If 2 July is a Wednesday, what day of the week is 12 July? (a) Saturday (b) Monday (c) Friday (d) Sunday
28. 28.Today is Monday. What day of the week will it be after 94 days? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
29. 29.Today is Tuesday. What day of the week will it be after 86 days? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
30. 30.If 18 November is a Tuesday, what day of the week is 5 December? (a) Sunday (b) Friday (c) Saturday (d) Thursday
31. 31.Today is Thursday. What day of the week will it be after 41 days? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
32. 32.If 31 January is a Monday, what day of the week is 3 February? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
33. 33.Today is Friday. What day of the week will it be after 95 days? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
34. 34.If 11 January is a Tuesday, what day of the week is 22 January? (a) Friday (b) Saturday (c) Monday (d) Sunday
35. 35.Today is Wednesday. What day of the week will it be after 42 days? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
36. 36.If 11 October is a Friday, what day of the week is 19 November? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
37. 37.If 18 January is a Sunday, what day of the week is 15 February? (a) Sunday (b) Tuesday (c) Monday (d) Saturday
38. 38.If 28 April is a Monday, what day of the week is 12 May? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
39. 39.If 11 March is a Thursday, what day of the week is 25 March? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
40. 40.If 6 January is a Saturday, what day of the week is 16 January? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday

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