Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 159 · 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 17 August is a Sunday, what day of the week is 18 September? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
2. 2.If 14 May is a Saturday, what day of the week is 7 June? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
3. 3.If 14 July is a Tuesday, what day of the week is 11 August? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
4. 4.If 11 March is a Monday, what day of the week is 21 March? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
5. 5.If 16 September is a Sunday, what day of the week is 14 October? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
6. 6.Today is Tuesday. What day of the week will it be after 80 days? (a) Friday (b) Sunday (c) Thursday (d) Saturday
7. 7.If 21 April is a Friday, what day of the week is 4 May? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
8. 8.If 8 October is a Monday, what day of the week is 24 October? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
9. 9.If 6 May is a Tuesday, what day of the week is 18 May? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
10. 10.Today is Tuesday. What day of the week will it be after 29 days? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
11. 11.Today is Friday. What day of the week will it be after 19 days? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
12. 12.Today is Friday. What day of the week will it be after 88 days? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
13. 13.If 25 April is a Tuesday, what day of the week is 6 May? (a) Monday (b) Sunday (c) Friday (d) Saturday
14. 14.Today is Thursday. What day of the week will it be after 20 days? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
15. 15.If 15 June is a Monday, what day of the week is 13 July? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
16. 16.If 20 September is a Friday, what day of the week is 5 October? (a) Monday (b) Sunday (c) Saturday (d) Friday
17. 17.If 13 April is a Friday, what day of the week is 1 May? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
18. 18.Today is Tuesday. What day of the week will it be after 87 days? (a) Thursday (b) Sunday (c) Saturday (d) Friday
19. 19.Today is Friday. What day of the week will it be after 25 days? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
20. 20.Today is Wednesday. What day of the week will it be after 41 days? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
21. 21.Today is Thursday. What day of the week will it be after 92 days? (a) Thursday (b) Saturday (c) Friday (d) Sunday
22. 22.If 15 January is a Thursday, what day of the week is 20 February? (a) Saturday (b) Thursday (c) Sunday (d) Friday
23. 23.If 20 November is a Tuesday, what day of the week is 19 December? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
24. 24.Today is Friday. What day of the week will it be after 56 days? (a) Saturday (b) Thursday (c) Sunday (d) Friday
25. 25.Today is Tuesday. What day of the week will it be after 66 days? (a) Saturday (b) Friday (c) Thursday (d) Sunday
26. 26.Today is Saturday. What day of the week will it be after 17 days? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
27. 27.If 23 October is a Monday, what day of the week is 10 November? (a) Friday (b) Saturday (c) Thursday (d) Sunday
28. 28.If 11 December is a Thursday, what day of the week is 26 December? (a) Saturday (b) Sunday (c) Thursday (d) Friday
29. 29.If 13 July is a Sunday, what day of the week is 21 July? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
30. 30.Today is Sunday. What day of the week will it be after 10 days? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
31. 31.Today is Saturday. What day of the week will it be after 36 days? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
32. 32.If 25 October is a Tuesday, what day of the week is 3 November? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
33. 33.If 1 July is a Thursday, what day of the week is 11 July? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
34. 34.If 25 July is a Tuesday, what day of the week is 17 August? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
35. 35.If 6 December is a Monday, what day of the week is 22 December? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
36. 36.If 3 August is a Monday, what day of the week is 12 August? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
37. 37.If 10 July is a Thursday, what day of the week is 14 August? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
38. 38.If 11 January is a Saturday, what day of the week is 24 January? (a) Thursday (b) Saturday (c) Sunday (d) Friday
39. 39.If 2 January is a Wednesday, what day of the week is 16 January? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
40. 40.If 13 December is a Thursday, what day of the week is 27 December? (a) Saturday (b) Friday (c) Thursday (d) Wednesday

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