Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 941 · 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 4 August is a Friday, what day of the week is 12 August? (a) Sunday (b) Monday (c) Saturday (d) Friday
2. 2.If 1 March is a Saturday, what day of the week is 13 March? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
3. 3.If 3 August is a Tuesday, what day of the week is 15 August? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
4. 4.If 30 August is a Saturday, what day of the week is 4 September? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
5. 5.If 8 March is a Tuesday, what day of the week is 23 March? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
6. 6.If 8 May is a Thursday, what day of the week is 18 May? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
7. 7.Today is Saturday. What day of the week will it be after 55 days? (a) Saturday (b) Sunday (c) Thursday (d) Friday
8. 8.Today is Wednesday. What day of the week will it be after 28 days? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
9. 9.If 11 November is a Monday, what day of the week is 20 December? (a) Friday (b) Thursday (c) Saturday (d) Sunday
10. 10.If 15 December is a Tuesday, what day of the week is 31 December? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
11. 11.If 11 May is a Sunday, what day of the week is 6 June? (a) Saturday (b) Thursday (c) Sunday (d) Friday
12. 12.If 1 March is a Friday, what day of the week is 17 March? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
13. 13.Today is Friday. What day of the week will it be after 90 days? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
14. 14.If 8 January is a Monday, what day of the week is 19 January? (a) Sunday (b) Friday (c) Thursday (d) Saturday
15. 15.Today is Wednesday. What day of the week will it be after 53 days? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
16. 16.If 17 October is a Sunday, what day of the week is 14 November? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
17. 17.If 3 March is a Wednesday, what day of the week is 16 March? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
18. 18.If 10 May is a Sunday, what day of the week is 5 June? (a) Saturday (b) Friday (c) Sunday (d) Thursday
19. 19.If 27 January is a Friday, what day of the week is 8 February? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
20. 20.If 15 May is a Monday, what day of the week is 28 May? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
21. 21.If 2 May is a Thursday, what day of the week is 13 May? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
22. 22.If 12 March is a Monday, what day of the week is 23 March? (a) Sunday (b) Saturday (c) Friday (d) Thursday
23. 23.If 19 September is a Friday, what day of the week is 15 October? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
24. 24.If 4 August is a Sunday, what day of the week is 12 August? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
25. 25.If 28 March is a Wednesday, what day of the week is 7 April? (a) Monday (b) Sunday (c) Friday (d) Saturday
26. 26.If 23 June is a Thursday, what day of the week is 11 July? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
27. 27.If 19 January is a Thursday, what day of the week is 9 February? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
28. 28.If 18 January is a Sunday, what day of the week is 11 February? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
29. 29.If 10 October is a Wednesday, what day of the week is 22 October? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
30. 30.If 4 August is a Sunday, what day of the week is 14 August? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
31. 31.If 10 January is a Wednesday, what day of the week is 21 January? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
32. 32.If 13 August is a Monday, what day of the week is 25 August? (a) Sunday (b) Monday (c) Saturday (d) Friday
33. 33.Today is Wednesday. What day of the week will it be after 47 days? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
34. 34.If 25 November is a Tuesday, what day of the week is 17 December? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
35. 35.Today is Friday. What day of the week will it be after 16 days? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
36. 36.If 27 May is a Friday, what day of the week is 18 June? (a) Monday (b) Sunday (c) Friday (d) Saturday
37. 37.If 12 October is a Monday, what day of the week is 28 October? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
38. 38.If 15 October is a Tuesday, what day of the week is 30 October? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
39. 39.Today is Saturday. What day of the week will it be after 27 days? (a) Sunday (b) Thursday (c) Saturday (d) Friday
40. 40.Today is Tuesday. What day of the week will it be after 97 days? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday

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