Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 341 · 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 10 May is a Monday, what day of the week is 19 May? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
2. 2.If 30 August is a Tuesday, what day of the week is 14 September? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
3. 3.If 2 May is a Friday, what day of the week is 11 May? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
4. 4.If 23 April is a Wednesday, what day of the week is 2 May? (a) Sunday (b) Thursday (c) Friday (d) Saturday
5. 5.Today is Tuesday. What day of the week will it be after 28 days? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
6. 6.If 15 November is a Saturday, what day of the week is 18 December? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
7. 7.Today is Thursday. What day of the week will it be after 56 days? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
8. 8.If 13 August is a Sunday, what day of the week is 28 August? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
9. 9.If 14 July is a Saturday, what day of the week is 23 July? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
10. 10.If 3 May is a Monday, what day of the week is 17 May? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
11. 11.If 4 August is a Thursday, what day of the week is 13 August? (a) Saturday (b) Monday (c) Sunday (d) Friday
12. 12.If 15 September is a Sunday, what day of the week is 9 October? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
13. 13.Today is Saturday. What day of the week will it be after 11 days? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
14. 14.If 5 December is a Monday, what day of the week is 13 December? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
15. 15.If 14 August is a Wednesday, what day of the week is 13 September? (a) Saturday (b) Friday (c) Thursday (d) Sunday
16. 16.If 15 January is a Wednesday, what day of the week is 31 January? (a) Saturday (b) Thursday (c) Friday (d) Sunday
17. 17.If 11 November is a Tuesday, what day of the week is 18 December? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
18. 18.Today is Tuesday. What day of the week will it be after 98 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
19. 19.If 5 December is a Sunday, what day of the week is 14 December? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
20. 20.If 20 May is a Thursday, what day of the week is 14 June? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
21. 21.Today is Monday. What day of the week will it be after 41 days? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
22. 22.If 17 July is a Tuesday, what day of the week is 15 August? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
23. 23.If 25 April is a Tuesday, what day of the week is 12 May? (a) Friday (b) Thursday (c) Sunday (d) Saturday
24. 24.If 4 March is a Friday, what day of the week is 17 March? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
25. 25.If 12 January is a Wednesday, what day of the week is 9 February? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
26. 26.Today is Saturday. What day of the week will it be after 90 days? (a) Sunday (b) Friday (c) Saturday (d) Thursday
27. 27.If 8 July is a Friday, what day of the week is 22 July? (a) Thursday (b) Friday (c) Sunday (d) Saturday
28. 28.Today is Monday. What day of the week will it be after 99 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
29. 29.Today is Friday. What day of the week will it be after 59 days? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
30. 30.If 15 October is a Thursday, what day of the week is 31 October? (a) Sunday (b) Friday (c) Saturday (d) Monday
31. 31.If 2 December is a Saturday, what day of the week is 18 December? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
32. 32.Today is Thursday. What day of the week will it be after 31 days? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
33. 33.If 11 December is a Tuesday, what day of the week is 23 December? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
34. 34.If 15 January is a Thursday, what day of the week is 16 February? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
35. 35.Today is Thursday. What day of the week will it be after 73 days? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
36. 36.If 10 August is a Thursday, what day of the week is 24 August? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
37. 37.Today is Saturday. What day of the week will it be after 12 days? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
38. 38.If 1 October is a Friday, what day of the week is 9 October? (a) Monday (b) Saturday (c) Friday (d) Sunday
39. 39.If 19 July is a Monday, what day of the week is 1 August? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
40. 40.If 17 September is a Thursday, what day of the week is 4 October? (a) Tuesday (b) Monday (c) Sunday (d) Saturday

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