Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 883 · 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 15 September is a Monday, what day of the week is 7 October? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
2. 2.Today is Sunday. What day of the week will it be after 43 days? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
3. 3.If 28 July is a Tuesday, what day of the week is 9 August? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
4. 4.If 7 March is a Sunday, what day of the week is 16 March? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
5. 5.If 9 July is a Monday, what day of the week is 17 July? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
6. 6.Today is Tuesday. What day of the week will it be after 93 days? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
7. 7.If 23 October is a Friday, what day of the week is 2 November? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
8. 8.If 23 June is a Saturday, what day of the week is 18 July? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
9. 9.If 2 July is a Saturday, what day of the week is 17 July? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
10. 10.If 30 April is a Wednesday, what day of the week is 9 May? (a) Thursday (b) Saturday (c) Sunday (d) Friday
11. 11.If 10 May is a Sunday, what day of the week is 18 May? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
12. 12.If 6 August is a Tuesday, what day of the week is 14 August? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
13. 13.Today is Friday. What day of the week will it be after 57 days? (a) Friday (b) Monday (c) Saturday (d) Sunday
14. 14.If 3 December is a Friday, what day of the week is 17 December? (a) Thursday (b) Saturday (c) Friday (d) Sunday
15. 15.If 3 August is a Monday, what day of the week is 14 August? (a) Saturday (b) Thursday (c) Sunday (d) Friday
16. 16.If 20 June is a Sunday, what day of the week is 17 July? (a) Saturday (b) Sunday (c) Friday (d) Monday
17. 17.If 2 January is a Monday, what day of the week is 14 January? (a) Sunday (b) Monday (c) Saturday (d) Friday
18. 18.If 24 January is a Monday, what day of the week is 20 February? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
19. 19.If 24 September is a Monday, what day of the week is 6 October? (a) Monday (b) Sunday (c) Friday (d) Saturday
20. 20.If 10 May is a Tuesday, what day of the week is 20 May? (a) Thursday (b) Saturday (c) Sunday (d) Friday
21. 21.If 14 October is a Saturday, what day of the week is 25 October? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
22. 22.If 18 November is a Sunday, what day of the week is 12 December? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
23. 23.Today is Tuesday. What day of the week will it be after 35 days? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
24. 24.Today is Friday. What day of the week will it be after 29 days? (a) Monday (b) Sunday (c) Friday (d) Saturday
25. 25.Today is Sunday. What day of the week will it be after 42 days? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
26. 26.Today is Saturday. What day of the week will it be after 50 days? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
27. 27.Today is Friday. What day of the week will it be after 10 days? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
28. 28.If 20 May is a Tuesday, what day of the week is 3 June? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
29. 29.If 9 March is a Tuesday, what day of the week is 17 March? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
30. 30.Today is Thursday. What day of the week will it be after 10 days? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
31. 31.Today is Wednesday. What day of the week will it be after 67 days? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
32. 32.Today is Sunday. What day of the week will it be after 30 days? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
33. 33.If 16 January is a Saturday, what day of the week is 16 February? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
34. 34.If 15 October is a Thursday, what day of the week is 23 October? (a) Thursday (b) Sunday (c) Friday (d) Saturday
35. 35.Today is Tuesday. What day of the week will it be after 85 days? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
36. 36.If 8 January is a Monday, what day of the week is 23 January? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
37. 37.If 19 October is a Monday, what day of the week is 13 November? (a) Thursday (b) Sunday (c) Saturday (d) Friday
38. 38.If 11 September is a Thursday, what day of the week is 1 October? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
39. 39.If 20 June is a Tuesday, what day of the week is 10 July? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
40. 40.If 7 December is a Wednesday, what day of the week is 22 December? (a) Saturday (b) Wednesday (c) Friday (d) Thursday

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