Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 312 · 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 August is a Monday, what day of the week is 27 August? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
2. 2.If 8 May is a Tuesday, what day of the week is 17 May? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
3. 3.Today is Wednesday. What day of the week will it be after 23 days? (a) Saturday (b) Thursday (c) Sunday (d) Friday
4. 4.If 24 September is a Sunday, what day of the week is 14 October? (a) Monday (b) Saturday (c) Friday (d) Sunday
5. 5.Today is Tuesday. What day of the week will it be after 84 days? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
6. 6.Today is Sunday. What day of the week will it be after 49 days? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
7. 7.Today is Monday. What day of the week will it be after 24 days? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
8. 8.Today is Saturday. What day of the week will it be after 42 days? (a) Monday (b) Friday (c) Saturday (d) Sunday
9. 9.If 4 January is a Thursday, what day of the week is 16 January? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
10. 10.If 31 July is a Monday, what day of the week is 8 August? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
11. 11.Today is Wednesday. What day of the week will it be after 80 days? (a) Saturday (b) Friday (c) Monday (d) Sunday
12. 12.Today is Friday. What day of the week will it be after 70 days? (a) Saturday (b) Sunday (c) Thursday (d) Friday
13. 13.If 6 March is a Tuesday, what day of the week is 15 March? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
14. 14.If 11 October is a Sunday, what day of the week is 19 October? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
15. 15.Today is Wednesday. What day of the week will it be after 30 days? (a) Friday (b) Sunday (c) Thursday (d) Saturday
16. 16.Today is Tuesday. What day of the week will it be after 37 days? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
17. 17.If 4 December is a Wednesday, what day of the week is 20 December? (a) Thursday (b) Saturday (c) Friday (d) Sunday
18. 18.If 5 December is a Wednesday, what day of the week is 15 December? (a) Monday (b) Friday (c) Sunday (d) Saturday
19. 19.If 13 August is a Tuesday, what day of the week is 22 August? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
20. 20.If 31 July is a Friday, what day of the week is 13 August? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
21. 21.If 18 January is a Monday, what day of the week is 4 February? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
22. 22.Today is Saturday. What day of the week will it be after 43 days? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
23. 23.If 24 October is a Wednesday, what day of the week is 8 November? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
24. 24.Today is Tuesday. What day of the week will it be after 33 days? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
25. 25.Today is Thursday. What day of the week will it be after 13 days? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
26. 26.If 9 October is a Sunday, what day of the week is 21 October? (a) Friday (b) Thursday (c) Sunday (d) Saturday
27. 27.If 12 January is a Saturday, what day of the week is 15 February? (a) Saturday (b) Thursday (c) Friday (d) Sunday
28. 28.Today is Thursday. What day of the week will it be after 50 days? (a) Saturday (b) Sunday (c) Friday (d) Thursday
29. 29.Today is Thursday. What day of the week will it be after 91 days? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
30. 30.If 4 August is a Saturday, what day of the week is 16 August? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
31. 31.Today is Wednesday. What day of the week will it be after 88 days? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
32. 32.If 1 July is a Sunday, what day of the week is 12 July? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
33. 33.If 21 October is a Thursday, what day of the week is 1 November? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
34. 34.If 10 March is a Friday, what day of the week is 25 March? (a) Friday (b) Sunday (c) Monday (d) Saturday
35. 35.If 5 August is a Sunday, what day of the week is 19 August? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
36. 36.If 29 April is a Tuesday, what day of the week is 20 May? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
37. 37.If 4 August is a Tuesday, what day of the week is 20 August? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
38. 38.If 15 March is a Tuesday, what day of the week is 27 March? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
39. 39.If 4 December is a Thursday, what day of the week is 13 December? (a) Sunday (b) Saturday (c) Monday (d) Friday
40. 40.If 11 December is a Sunday, what day of the week is 19 December? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday

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