Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 792 · 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 9 January is a Saturday, what day of the week is 21 January? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
2. 2.If 10 July is a Monday, what day of the week is 20 July? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
3. 3.If 3 May is a Wednesday, what day of the week is 12 May? (a) Friday (b) Saturday (c) Thursday (d) Sunday
4. 4.If 21 March is a Thursday, what day of the week is 20 April? (a) Sunday (b) Monday (c) Friday (d) Saturday
5. 5.If 4 August is a Tuesday, what day of the week is 18 August? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
6. 6.If 21 April is a Monday, what day of the week is 18 May? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
7. 7.If 8 March is a Friday, what day of the week is 21 March? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
8. 8.If 31 January is a Friday, what day of the week is 14 February? (a) Sunday (b) Thursday (c) Saturday (d) Friday
9. 9.If 9 October is a Tuesday, what day of the week is 23 October? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
10. 10.If 14 August is a Thursday, what day of the week is 27 August? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
11. 11.If 13 October is a Tuesday, what day of the week is 12 November? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
12. 12.If 9 May is a Thursday, what day of the week is 20 May? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
13. 13.If 12 May is a Sunday, what day of the week is 21 May? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
14. 14.If 12 March is a Tuesday, what day of the week is 26 March? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
15. 15.If 11 November is a Sunday, what day of the week is 12 December? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
16. 16.If 5 March is a Wednesday, what day of the week is 14 March? (a) Thursday (b) Friday (c) Saturday (d) Sunday
17. 17.If 8 January is a Thursday, what day of the week is 18 January? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
18. 18.If 13 July is a Friday, what day of the week is 23 July? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
19. 19.If 29 April is a Saturday, what day of the week is 19 May? (a) Thursday (b) Sunday (c) Saturday (d) Friday
20. 20.Today is Monday. What day of the week will it be after 84 days? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
21. 21.If 21 August is a Wednesday, what day of the week is 8 September? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
22. 22.If 29 October is a Thursday, what day of the week is 14 November? (a) Monday (b) Sunday (c) Friday (d) Saturday
23. 23.If 2 January is a Thursday, what day of the week is 11 January? (a) Saturday (b) Monday (c) Friday (d) Sunday
24. 24.Today is Saturday. What day of the week will it be after 20 days? (a) Sunday (b) Thursday (c) Saturday (d) Friday
25. 25.Today is Monday. What day of the week will it be after 69 days? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
26. 26.If 1 March is a Thursday, what day of the week is 14 March? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
27. 27.If 8 January is a Tuesday, what day of the week is 24 January? (a) Thursday (b) Saturday (c) Friday (d) Wednesday
28. 28.Today is Wednesday. What day of the week will it be after 24 days? (a) Sunday (b) Friday (c) Monday (d) Saturday
29. 29.If 10 May is a Thursday, what day of the week is 18 June? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
30. 30.Today is Friday. What day of the week will it be after 44 days? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
31. 31.Today is Tuesday. What day of the week will it be after 32 days? (a) Monday (b) Sunday (c) Saturday (d) Friday
32. 32.If 19 April is a Wednesday, what day of the week is 16 May? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
33. 33.If 6 December is a Friday, what day of the week is 21 December? (a) Friday (b) Sunday (c) Saturday (d) Monday
34. 34.Today is Wednesday. What day of the week will it be after 26 days? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
35. 35.If 4 July is a Monday, what day of the week is 17 July? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
36. 36.Today is Sunday. What day of the week will it be after 52 days? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
37. 37.Today is Friday. What day of the week will it be after 22 days? (a) Sunday (b) Friday (c) Monday (d) Saturday
38. 38.If 22 January is a Tuesday, what day of the week is 11 February? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
39. 39.If 7 July is a Tuesday, what day of the week is 21 July? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
40. 40.If 3 July is a Tuesday, what day of the week is 13 July? (a) Sunday (b) Thursday (c) Friday (d) Saturday

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