Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 158 · 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 24 March is a Monday, what day of the week is 8 April? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
2. 2.If 4 August is a Tuesday, what day of the week is 16 August? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
3. 3.If 3 August is a Tuesday, what day of the week is 16 August? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
4. 4.Today is Sunday. What day of the week will it be after 20 days? (a) Saturday (b) Friday (c) Monday (d) Sunday
5. 5.If 14 July is a Thursday, what day of the week is 23 July? (a) Saturday (b) Sunday (c) Monday (d) Friday
6. 6.If 22 August is a Tuesday, what day of the week is 4 September? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
7. 7.If 6 December is a Monday, what day of the week is 15 December? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
8. 8.If 16 November is a Sunday, what day of the week is 19 December? (a) Saturday (b) Thursday (c) Friday (d) Sunday
9. 9.Today is Monday. What day of the week will it be after 70 days? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
10. 10.If 4 March is a Friday, what day of the week is 13 March? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
11. 11.If 5 July is a Saturday, what day of the week is 20 July? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
12. 12.If 15 January is a Saturday, what day of the week is 31 January? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
13. 13.If 23 October is a Friday, what day of the week is 18 November? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
14. 14.If 10 March is a Saturday, what day of the week is 21 March? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
15. 15.If 16 June is a Tuesday, what day of the week is 19 July? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
16. 16.Today is Sunday. What day of the week will it be after 54 days? (a) Sunday (b) Thursday (c) Friday (d) Saturday
17. 17.If 15 May is a Thursday, what day of the week is 28 May? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
18. 18.If 3 May is a Monday, what day of the week is 17 May? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
19. 19.Today is Wednesday. What day of the week will it be after 100 days? (a) Sunday (b) Friday (c) Thursday (d) Saturday
20. 20.If 5 July is a Saturday, what day of the week is 16 July? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
21. 21.Today is Saturday. What day of the week will it be after 62 days? (a) Thursday (b) Saturday (c) Sunday (d) Friday
22. 22.If 30 June is a Tuesday, what day of the week is 9 July? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
23. 23.If 14 January is a Monday, what day of the week is 28 January? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
24. 24.If 24 June is a Sunday, what day of the week is 5 July? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
25. 25.Today is Thursday. What day of the week will it be after 10 days? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
26. 26.If 4 March is a Monday, what day of the week is 15 March? (a) Saturday (b) Thursday (c) Friday (d) Sunday
27. 27.If 9 January is a Friday, what day of the week is 23 January? (a) Thursday (b) Saturday (c) Sunday (d) Friday
28. 28.If 9 December is a Friday, what day of the week is 19 December? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
29. 29.If 21 September is a Saturday, what day of the week is 15 October? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
30. 30.If 30 June is a Sunday, what day of the week is 18 July? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
31. 31.If 4 December is a Monday, what day of the week is 17 December? (a) Sunday (b) Saturday (c) Monday (d) Tuesday
32. 32.Today is Thursday. What day of the week will it be after 70 days? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
33. 33.If 4 August is a Monday, what day of the week is 19 August? (a) Tuesday (b) Monday (c) Wednesday (d) Thursday
34. 34.Today is Tuesday. What day of the week will it be after 66 days? (a) Sunday (b) Thursday (c) Saturday (d) Friday
35. 35.If 4 March is a Friday, what day of the week is 17 March? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
36. 36.If 5 October is a Tuesday, what day of the week is 19 October? (a) Tuesday (b) Monday (c) Wednesday (d) Thursday
37. 37.Today is Tuesday. What day of the week will it be after 56 days? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
38. 38.If 10 October is a Tuesday, what day of the week is 16 November? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
39. 39.Today is Friday. What day of the week will it be after 61 days? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
40. 40.Today is Monday. What day of the week will it be after 64 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday

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