Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 778 · 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.Today is Wednesday. What day of the week will it be after 28 days? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
2. 2.If 23 January is a Wednesday, what day of the week is 10 February? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
3. 3.Today is Tuesday. What day of the week will it be after 85 days? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
4. 4.If 13 July is a Saturday, what day of the week is 26 July? (a) Sunday (b) Saturday (c) Thursday (d) Friday
5. 5.If 19 July is a Tuesday, what day of the week is 8 August? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
6. 6.If 9 May is a Wednesday, what day of the week is 19 May? (a) Monday (b) Saturday (c) Friday (d) Sunday
7. 7.Today is Monday. What day of the week will it be after 47 days? (a) Saturday (b) Friday (c) Monday (d) Sunday
8. 8.If 8 August is a Sunday, what day of the week is 19 August? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
9. 9.If 26 April is a Monday, what day of the week is 12 May? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
10. 10.Today is Friday. What day of the week will it be after 55 days? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
11. 11.If 14 May is a Monday, what day of the week is 15 June? (a) Saturday (b) Friday (c) Thursday (d) Sunday
12. 12.If 13 November is a Thursday, what day of the week is 12 December? (a) Friday (b) Saturday (c) Sunday (d) Thursday
13. 13.Today is Saturday. What day of the week will it be after 42 days? (a) Monday (b) Friday (c) Saturday (d) Sunday
14. 14.If 29 August is a Monday, what day of the week is 11 September? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
15. 15.Today is Tuesday. What day of the week will it be after 15 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
16. 16.If 12 December is a Tuesday, what day of the week is 20 December? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
17. 17.Today is Friday. What day of the week will it be after 45 days? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
18. 18.If 5 October is a Tuesday, what day of the week is 14 October? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
19. 19.If 15 March is a Tuesday, what day of the week is 2 April? (a) Sunday (b) Friday (c) Saturday (d) Monday
20. 20.If 8 August is a Wednesday, what day of the week is 17 August? (a) Sunday (b) Saturday (c) Thursday (d) Friday
21. 21.If 10 April is a Sunday, what day of the week is 16 May? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
22. 22.If 12 July is a Monday, what day of the week is 10 August? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
23. 23.If 28 November is a Friday, what day of the week is 20 December? (a) Saturday (b) Friday (c) Monday (d) Sunday
24. 24.If 4 October is a Thursday, what day of the week is 18 October? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
25. 25.Today is Thursday. What day of the week will it be after 78 days? (a) Sunday (b) Saturday (c) Thursday (d) Friday
26. 26.If 15 March is a Wednesday, what day of the week is 6 April? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
27. 27.If 30 August is a Tuesday, what day of the week is 12 September? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
28. 28.If 1 December is a Friday, what day of the week is 9 December? (a) Sunday (b) Friday (c) Monday (d) Saturday
29. 29.If 8 December is a Friday, what day of the week is 21 December? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
30. 30.If 2 December is a Tuesday, what day of the week is 16 December? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
31. 31.If 11 March is a Sunday, what day of the week is 26 March? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
32. 32.If 14 October is a Sunday, what day of the week is 3 November? (a) Sunday (b) Saturday (c) Monday (d) Friday
33. 33.If 2 October is a Saturday, what day of the week is 12 October? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
34. 34.Today is Thursday. What day of the week will it be after 49 days? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
35. 35.If 15 May is a Saturday, what day of the week is 7 June? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
36. 36.If 28 May is a Wednesday, what day of the week is 15 June? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
37. 37.If 10 January is a Monday, what day of the week is 22 January? (a) Monday (b) Saturday (c) Sunday (d) Friday
38. 38.If 13 March is a Monday, what day of the week is 22 March? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
39. 39.If 25 July is a Monday, what day of the week is 3 August? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
40. 40.If 14 July is a Tuesday, what day of the week is 23 July? (a) Saturday (b) Friday (c) Thursday (d) Wednesday

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