Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 834 · 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 19 June is a Monday, what day of the week is 8 July? (a) Sunday (b) Monday (c) Friday (d) Saturday
2. 2.If 26 November is a Saturday, what day of the week is 8 December? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
3. 3.If 9 October is a Monday, what day of the week is 18 October? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
4. 4.If 5 December is a Sunday, what day of the week is 21 December? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
5. 5.Today is Friday. What day of the week will it be after 44 days? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
6. 6.Today is Wednesday. What day of the week will it be after 35 days? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
7. 7.If 23 June is a Thursday, what day of the week is 15 July? (a) Saturday (b) Thursday (c) Friday (d) Sunday
8. 8.Today is Tuesday. What day of the week will it be after 81 days? (a) Sunday (b) Friday (c) Saturday (d) Monday
9. 9.Today is Saturday. What day of the week will it be after 31 days? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
10. 10.If 12 May is a Monday, what day of the week is 7 June? (a) Monday (b) Friday (c) Sunday (d) Saturday
11. 11.If 28 March is a Sunday, what day of the week is 8 April? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
12. 12.If 15 January is a Sunday, what day of the week is 14 February? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
13. 13.If 9 January is a Tuesday, what day of the week is 25 January? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
14. 14.If 2 January is a Tuesday, what day of the week is 13 January? (a) Friday (b) Monday (c) Sunday (d) Saturday
15. 15.If 11 December is a Friday, what day of the week is 25 December? (a) Sunday (b) Saturday (c) Friday (d) Thursday
16. 16.If 7 August is a Tuesday, what day of the week is 23 August? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
17. 17.Today is Saturday. What day of the week will it be after 52 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
18. 18.Today is Friday. What day of the week will it be after 36 days? (a) Saturday (b) Sunday (c) Monday (d) Friday
19. 19.If 26 July is a Thursday, what day of the week is 4 August? (a) Monday (b) Friday (c) Sunday (d) Saturday
20. 20.If 19 September is a Sunday, what day of the week is 14 October? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
21. 21.If 4 July is a Sunday, what day of the week is 14 July? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
22. 22.If 11 December is a Friday, what day of the week is 22 December? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
23. 23.Today is Saturday. What day of the week will it be after 53 days? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
24. 24.Today is Friday. What day of the week will it be after 21 days? (a) Thursday (b) Sunday (c) Saturday (d) Friday
25. 25.If 31 January is a Wednesday, what day of the week is 15 February? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
26. 26.If 17 March is a Saturday, what day of the week is 15 April? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
27. 27.If 2 August is a Monday, what day of the week is 18 August? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
28. 28.Today is Friday. What day of the week will it be after 77 days? (a) Saturday (b) Sunday (c) Thursday (d) Friday
29. 29.If 14 October is a Friday, what day of the week is 30 October? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
30. 30.If 1 July is a Sunday, what day of the week is 11 July? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
31. 31.Today is Sunday. What day of the week will it be after 13 days? (a) Monday (b) Friday (c) Saturday (d) Sunday
32. 32.If 9 October is a Friday, what day of the week is 17 October? (a) Monday (b) Sunday (c) Saturday (d) Friday
33. 33.If 11 October is a Friday, what day of the week is 27 October? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
34. 34.Today is Monday. What day of the week will it be after 29 days? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
35. 35.If 14 June is a Monday, what day of the week is 5 July? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
36. 36.Today is Friday. What day of the week will it be after 45 days? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
37. 37.If 11 August is a Sunday, what day of the week is 18 September? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
38. 38.If 4 October is a Tuesday, what day of the week is 15 October? (a) Sunday (b) Friday (c) Saturday (d) Monday
39. 39.If 27 March is a Thursday, what day of the week is 5 April? (a) Friday (b) Saturday (c) Monday (d) Sunday
40. 40.Today is Friday. What day of the week will it be after 22 days? (a) Sunday (b) Saturday (c) Monday (d) Friday

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