Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 922 · 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.Today is Thursday. What day of the week will it be after 21 days? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
2. 2.Today is Monday. What day of the week will it be after 97 days? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
3. 3.If 11 November is a Saturday, what day of the week is 17 December? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
4. 4.If 7 January is a Sunday, what day of the week is 16 January? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
5. 5.If 14 July is a Monday, what day of the week is 28 July? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
6. 6.If 15 April is a Tuesday, what day of the week is 19 May? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
7. 7.If 15 October is a Wednesday, what day of the week is 28 October? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
8. 8.If 14 July is a Friday, what day of the week is 25 July? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
9. 9.If 3 May is a Monday, what day of the week is 11 May? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
10. 10.If 2 March is a Monday, what day of the week is 18 March? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
11. 11.If 7 March is a Sunday, what day of the week is 21 March? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
12. 12.If 2 May is a Tuesday, what day of the week is 10 May? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
13. 13.Today is Monday. What day of the week will it be after 52 days? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
14. 14.If 11 March is a Tuesday, what day of the week is 27 March? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
15. 15.Today is Thursday. What day of the week will it be after 30 days? (a) Monday (b) Sunday (c) Friday (d) Saturday
16. 16.If 11 January is a Friday, what day of the week is 21 January? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
17. 17.If 12 May is a Sunday, what day of the week is 23 May? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
18. 18.If 3 March is a Thursday, what day of the week is 12 March? (a) Saturday (b) Sunday (c) Monday (d) Friday
19. 19.If 4 August is a Wednesday, what day of the week is 16 August? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
20. 20.If 3 March is a Saturday, what day of the week is 11 March? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
21. 21.Today is Sunday. What day of the week will it be after 56 days? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
22. 22.If 15 July is a Thursday, what day of the week is 28 July? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
23. 23.If 12 January is a Friday, what day of the week is 25 January? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
24. 24.If 12 June is a Sunday, what day of the week is 4 July? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
25. 25.Today is Saturday. What day of the week will it be after 20 days? (a) Saturday (b) Friday (c) Sunday (d) Thursday
26. 26.If 22 April is a Sunday, what day of the week is 10 May? (a) Thursday (b) Saturday (c) Friday (d) Wednesday
27. 27.If 30 August is a Sunday, what day of the week is 16 September? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
28. 28.If 8 October is a Monday, what day of the week is 16 October? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
29. 29.If 26 September is a Monday, what day of the week is 1 October? (a) Sunday (b) Friday (c) Monday (d) Saturday
30. 30.If 17 March is a Thursday, what day of the week is 11 April? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
31. 31.If 26 March is a Tuesday, what day of the week is 14 April? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
32. 32.If 5 May is a Sunday, what day of the week is 18 May? (a) Monday (b) Sunday (c) Saturday (d) Friday
33. 33.Today is Sunday. What day of the week will it be after 36 days? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
34. 34.If 11 May is a Wednesday, what day of the week is 20 May? (a) Sunday (b) Friday (c) Saturday (d) Thursday
35. 35.Today is Monday. What day of the week will it be after 40 days? (a) Sunday (b) Monday (c) Friday (d) Saturday
36. 36.If 13 November is a Saturday, what day of the week is 4 December? (a) Friday (b) Sunday (c) Monday (d) Saturday
37. 37.If 2 May is a Tuesday, what day of the week is 13 May? (a) Monday (b) Friday (c) Sunday (d) Saturday
38. 38.Today is Tuesday. What day of the week will it be after 17 days? (a) Thursday (b) Sunday (c) Saturday (d) Friday
39. 39.If 14 May is a Tuesday, what day of the week is 29 May? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
40. 40.If 1 March is a Tuesday, what day of the week is 9 March? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday

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