Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 54 · 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 26 August? (a) Friday (b) Monday (c) Sunday (d) Saturday
2. 2.If 11 August is a Tuesday, what day of the week is 19 August? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
3. 3.Today is Friday. What day of the week will it be after 31 days? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
4. 4.If 1 May is a Monday, what day of the week is 14 May? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
5. 5.Today is Sunday. What day of the week will it be after 98 days? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
6. 6.If 19 January is a Wednesday, what day of the week is 2 February? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
7. 7.If 11 August is a Monday, what day of the week is 4 September? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
8. 8.If 10 January is a Sunday, what day of the week is 23 January? (a) Monday (b) Sunday (c) Friday (d) Saturday
9. 9.Today is Thursday. What day of the week will it be after 13 days? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
10. 10.If 11 April is a Wednesday, what day of the week is 18 May? (a) Sunday (b) Thursday (c) Friday (d) Saturday
11. 11.If 14 November is a Friday, what day of the week is 10 December? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
12. 12.If 7 January is a Friday, what day of the week is 17 January? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
13. 13.If 13 May is a Saturday, what day of the week is 28 May? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
14. 14.If 9 July is a Monday, what day of the week is 17 July? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
15. 15.Today is Tuesday. What day of the week will it be after 32 days? (a) Saturday (b) Sunday (c) Friday (d) Monday
16. 16.If 1 March is a Friday, what day of the week is 14 March? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
17. 17.If 8 August is a Thursday, what day of the week is 22 August? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
18. 18.If 8 October is a Thursday, what day of the week is 22 October? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
19. 19.Today is Tuesday. What day of the week will it be after 71 days? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
20. 20.If 11 June is a Wednesday, what day of the week is 14 July? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
21. 21.If 1 December is a Thursday, what day of the week is 14 December? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
22. 22.If 19 November is a Sunday, what day of the week is 20 December? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
23. 23.If 26 January is a Saturday, what day of the week is 1 February? (a) Thursday (b) Saturday (c) Friday (d) Sunday
24. 24.If 7 October is a Thursday, what day of the week is 22 October? (a) Friday (b) Saturday (c) Thursday (d) Sunday
25. 25.If 10 March is a Tuesday, what day of the week is 25 March? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
26. 26.Today is Friday. What day of the week will it be after 78 days? (a) Friday (b) Monday (c) Sunday (d) Saturday
27. 27.If 18 January is a Friday, what day of the week is 10 February? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
28. 28.Today is Monday. What day of the week will it be after 28 days? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
29. 29.If 23 October is a Monday, what day of the week is 14 November? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
30. 30.If 7 December is a Tuesday, what day of the week is 21 December? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
31. 31.If 20 January is a Thursday, what day of the week is 12 February? (a) Saturday (b) Sunday (c) Friday (d) Monday
32. 32.Today is Wednesday. What day of the week will it be after 57 days? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
33. 33.Today is Tuesday. What day of the week will it be after 75 days? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
34. 34.If 4 May is a Wednesday, what day of the week is 20 May? (a) Saturday (b) Thursday (c) Sunday (d) Friday
35. 35.If 30 May is a Saturday, what day of the week is 16 June? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
36. 36.If 11 July is a Saturday, what day of the week is 12 August? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
37. 37.Today is Tuesday. What day of the week will it be after 24 days? (a) Saturday (b) Thursday (c) Sunday (d) Friday
38. 38.Today is Saturday. What day of the week will it be after 66 days? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
39. 39.If 8 December is a Tuesday, what day of the week is 17 December? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
40. 40.If 14 August is a Wednesday, what day of the week is 22 August? (a) Saturday (b) Friday (c) Wednesday (d) Thursday

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