Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 879 · 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 3 August is a Wednesday, what day of the week is 19 August? (a) Friday (b) Thursday (c) Sunday (d) Saturday
2. 2.If 4 January is a Sunday, what day of the week is 17 January? (a) Friday (b) Monday (c) Saturday (d) Sunday
3. 3.Today is Monday. What day of the week will it be after 40 days? (a) Friday (b) Sunday (c) Monday (d) Saturday
4. 4.If 4 August is a Sunday, what day of the week is 15 August? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
5. 5.If 22 November is a Wednesday, what day of the week is 13 December? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
6. 6.Today is Tuesday. What day of the week will it be after 56 days? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
7. 7.If 8 October is a Saturday, what day of the week is 19 October? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
8. 8.If 1 January is a Wednesday, what day of the week is 10 January? (a) Friday (b) Thursday (c) Saturday (d) Sunday
9. 9.If 6 October is a Friday, what day of the week is 20 October? (a) Sunday (b) Saturday (c) Friday (d) Thursday
10. 10.Today is Thursday. What day of the week will it be after 85 days? (a) Friday (b) Thursday (c) Sunday (d) Saturday
11. 11.If 12 March is a Tuesday, what day of the week is 6 April? (a) Sunday (b) Monday (c) Saturday (d) Friday
12. 12.If 29 January is a Sunday, what day of the week is 9 February? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
13. 13.Today is Thursday. What day of the week will it be after 21 days? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
14. 14.Today is Friday. What day of the week will it be after 89 days? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
15. 15.If 4 August is a Thursday, what day of the week is 14 August? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
16. 16.Today is Thursday. What day of the week will it be after 50 days? (a) Saturday (b) Friday (c) Sunday (d) Thursday
17. 17.If 21 September is a Friday, what day of the week is 4 October? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
18. 18.If 15 March is a Monday, what day of the week is 1 April? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
19. 19.If 15 August is a Thursday, what day of the week is 31 August? (a) Monday (b) Saturday (c) Sunday (d) Friday
20. 20.If 15 July is a Friday, what day of the week is 31 July? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
21. 21.If 7 July is a Thursday, what day of the week is 16 July? (a) Sunday (b) Saturday (c) Monday (d) Friday
22. 22.If 1 July is a Tuesday, what day of the week is 11 July? (a) Thursday (b) Saturday (c) Sunday (d) Friday
23. 23.If 13 July is a Wednesday, what day of the week is 24 July? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
24. 24.If 12 July is a Saturday, what day of the week is 22 July? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
25. 25.Today is Friday. What day of the week will it be after 61 days? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
26. 26.If 2 January is a Monday, what day of the week is 12 January? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
27. 27.If 14 July is a Tuesday, what day of the week is 4 August? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
28. 28.If 10 January is a Friday, what day of the week is 21 January? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
29. 29.If 12 December is a Sunday, what day of the week is 26 December? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
30. 30.If 9 May is a Friday, what day of the week is 25 May? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
31. 31.If 12 May is a Friday, what day of the week is 11 June? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
32. 32.If 28 March is a Tuesday, what day of the week is 3 April? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
33. 33.Today is Wednesday. What day of the week will it be after 76 days? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
34. 34.Today is Friday. What day of the week will it be after 70 days? (a) Thursday (b) Saturday (c) Friday (d) Sunday
35. 35.Today is Sunday. What day of the week will it be after 80 days? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
36. 36.If 2 October is a Wednesday, what day of the week is 12 October? (a) Sunday (b) Saturday (c) Friday (d) Monday
37. 37.Today is Saturday. What day of the week will it be after 57 days? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
38. 38.If 3 December is a Friday, what day of the week is 13 December? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
39. 39.Today is Tuesday. What day of the week will it be after 16 days? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
40. 40.Today is Sunday. What day of the week will it be after 36 days? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday

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