Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 334 · 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 October is a Thursday, what day of the week is 18 October? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
2. 2.If 10 March is a Tuesday, what day of the week is 20 March? (a) Friday (b) Sunday (c) Thursday (d) Saturday
3. 3.If 24 July is a Wednesday, what day of the week is 1 August? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
4. 4.If 15 December is a Sunday, what day of the week is 26 December? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
5. 5.If 7 March is a Tuesday, what day of the week is 21 March? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
6. 6.If 29 May is a Wednesday, what day of the week is 16 June? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
7. 7.If 13 May is a Tuesday, what day of the week is 25 May? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
8. 8.If 7 December is a Tuesday, what day of the week is 17 December? (a) Sunday (b) Saturday (c) Thursday (d) Friday
9. 9.If 8 October is a Thursday, what day of the week is 20 October? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
10. 10.Today is Tuesday. What day of the week will it be after 17 days? (a) Friday (b) Thursday (c) Saturday (d) Sunday
11. 11.If 18 January is a Saturday, what day of the week is 20 February? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
12. 12.If 15 March is a Monday, what day of the week is 30 March? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
13. 13.If 13 September is a Saturday, what day of the week is 9 October? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
14. 14.Today is Tuesday. What day of the week will it be after 63 days? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
15. 15.If 3 October is a Wednesday, what day of the week is 19 October? (a) Thursday (b) Sunday (c) Friday (d) Saturday
16. 16.If 29 March is a Thursday, what day of the week is 7 April? (a) Monday (b) Sunday (c) Friday (d) Saturday
17. 17.If 4 January is a Wednesday, what day of the week is 18 January? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
18. 18.If 10 March is a Monday, what day of the week is 19 March? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
19. 19.If 23 March is a Tuesday, what day of the week is 4 April? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
20. 20.If 6 October is a Sunday, what day of the week is 21 October? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
21. 21.Today is Monday. What day of the week will it be after 21 days? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
22. 22.Today is Saturday. What day of the week will it be after 49 days? (a) Monday (b) Sunday (c) Saturday (d) Friday
23. 23.Today is Thursday. What day of the week will it be after 48 days? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
24. 24.Today is Sunday. What day of the week will it be after 76 days? (a) Sunday (b) Friday (c) Monday (d) Saturday
25. 25.If 19 June is a Tuesday, what day of the week is 2 July? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
26. 26.Today is Tuesday. What day of the week will it be after 92 days? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
27. 27.If 12 July is a Saturday, what day of the week is 18 August? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
28. 28.If 8 October is a Sunday, what day of the week is 19 October? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
29. 29.If 10 October is a Sunday, what day of the week is 21 October? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
30. 30.Today is Thursday. What day of the week will it be after 56 days? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
31. 31.If 7 July is a Thursday, what day of the week is 15 July? (a) Thursday (b) Saturday (c) Friday (d) Sunday
32. 32.If 15 June is a Thursday, what day of the week is 11 July? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
33. 33.If 11 January is a Saturday, what day of the week is 25 January? (a) Sunday (b) Friday (c) Saturday (d) Monday
34. 34.If 2 January is a Tuesday, what day of the week is 11 January? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
35. 35.If 1 March is a Thursday, what day of the week is 13 March? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
36. 36.If 9 March is a Thursday, what day of the week is 22 March? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
37. 37.If 14 June is a Tuesday, what day of the week is 11 July? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
38. 38.Today is Wednesday. What day of the week will it be after 25 days? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
39. 39.If 13 October is a Thursday, what day of the week is 24 October? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
40. 40.If 10 June is a Wednesday, what day of the week is 5 July? (a) Monday (b) Sunday (c) Tuesday (d) Saturday

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