Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 570 · 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 5 January is a Wednesday, what day of the week is 19 January? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
2. 2.If 7 July is a Friday, what day of the week is 18 July? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
3. 3.If 4 March is a Wednesday, what day of the week is 17 March? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
4. 4.Today is Wednesday. What day of the week will it be after 24 days? (a) Friday (b) Saturday (c) Sunday (d) Monday
5. 5.If 21 April is a Wednesday, what day of the week is 17 May? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
6. 6.If 6 January is a Saturday, what day of the week is 17 January? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
7. 7.If 23 September is a Saturday, what day of the week is 9 October? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
8. 8.If 16 June is a Tuesday, what day of the week is 11 July? (a) Friday (b) Sunday (c) Monday (d) Saturday
9. 9.Today is Friday. What day of the week will it be after 36 days? (a) Saturday (b) Friday (c) Sunday (d) Monday
10. 10.If 10 January is a Tuesday, what day of the week is 18 January? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
11. 11.If 21 July is a Thursday, what day of the week is 3 August? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
12. 12.If 4 May is a Tuesday, what day of the week is 16 May? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
13. 13.If 1 January is a Thursday, what day of the week is 11 January? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
14. 14.If 14 July is a Sunday, what day of the week is 22 July? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
15. 15.If 5 January is a Saturday, what day of the week is 17 January? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
16. 16.If 21 May is a Wednesday, what day of the week is 6 June? (a) Friday (b) Saturday (c) Thursday (d) Sunday
17. 17.If 24 May is a Tuesday, what day of the week is 12 June? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
18. 18.If 9 October is a Tuesday, what day of the week is 18 October? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
19. 19.If 24 March is a Monday, what day of the week is 18 April? (a) Saturday (b) Thursday (c) Friday (d) Sunday
20. 20.If 7 March is a Thursday, what day of the week is 15 March? (a) Thursday (b) Sunday (c) Friday (d) Saturday
21. 21.Today is Sunday. What day of the week will it be after 54 days? (a) Sunday (b) Friday (c) Thursday (d) Saturday
22. 22.Today is Tuesday. What day of the week will it be after 41 days? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
23. 23.Today is Tuesday. What day of the week will it be after 16 days? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
24. 24.If 28 January is a Thursday, what day of the week is 17 February? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
25. 25.If 8 January is a Tuesday, what day of the week is 24 January? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
26. 26.Today is Monday. What day of the week will it be after 17 days? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
27. 27.If 10 January is a Saturday, what day of the week is 18 January? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
28. 28.Today is Monday. What day of the week will it be after 43 days? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
29. 29.If 19 May is a Monday, what day of the week is 7 June? (a) Friday (b) Saturday (c) Monday (d) Sunday
30. 30.Today is Friday. What day of the week will it be after 60 days? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
31. 31.If 14 April is a Monday, what day of the week is 17 May? (a) Friday (b) Sunday (c) Monday (d) Saturday
32. 32.If 30 November is a Saturday, what day of the week is 14 December? (a) Sunday (b) Friday (c) Monday (d) Saturday
33. 33.Today is Sunday. What day of the week will it be after 93 days? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
34. 34.Today is Friday. What day of the week will it be after 70 days? (a) Saturday (b) Sunday (c) Friday (d) Thursday
35. 35.If 5 August is a Sunday, what day of the week is 17 August? (a) Sunday (b) Saturday (c) Friday (d) Thursday
36. 36.If 9 July is a Monday, what day of the week is 18 July? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
37. 37.If 2 May is a Sunday, what day of the week is 10 May? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
38. 38.If 28 November is a Wednesday, what day of the week is 1 December? (a) Sunday (b) Friday (c) Monday (d) Saturday
39. 39.Today is Saturday. What day of the week will it be after 54 days? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
40. 40.Today is Sunday. What day of the week will it be after 37 days? (a) Tuesday (b) Monday (c) Wednesday (d) Thursday

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