Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 395 · 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 23 April is a Sunday, what day of the week is 4 May? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
2. 2.If 30 July is a Wednesday, what day of the week is 16 August? (a) Friday (b) Saturday (c) Sunday (d) Monday
3. 3.If 13 April is a Monday, what day of the week is 14 May? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
4. 4.Today is Friday. What day of the week will it be after 49 days? (a) Saturday (b) Sunday (c) Friday (d) Thursday
5. 5.Today is Monday. What day of the week will it be after 100 days? (a) Friday (b) Tuesday (c) Thursday (d) Wednesday
6. 6.If 27 July is a Sunday, what day of the week is 7 August? (a) Thursday (b) Saturday (c) Friday (d) Wednesday
7. 7.If 7 January is a Monday, what day of the week is 17 January? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
8. 8.If 20 March is a Tuesday, what day of the week is 5 April? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
9. 9.If 9 March is a Saturday, what day of the week is 22 March? (a) Friday (b) Saturday (c) Sunday (d) Thursday
10. 10.Today is Wednesday. What day of the week will it be after 34 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
11. 11.If 12 October is a Saturday, what day of the week is 28 October? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
12. 12.Today is Saturday. What day of the week will it be after 18 days? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
13. 13.Today is Tuesday. What day of the week will it be after 20 days? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
14. 14.If 2 March is a Tuesday, what day of the week is 18 March? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
15. 15.Today is Friday. What day of the week will it be after 55 days? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
16. 16.If 8 January is a Tuesday, what day of the week is 18 January? (a) Thursday (b) Saturday (c) Sunday (d) Friday
17. 17.If 9 January is a Wednesday, what day of the week is 24 January? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
18. 18.If 10 January is a Sunday, what day of the week is 26 January? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
19. 19.Today is Thursday. What day of the week will it be after 44 days? (a) Monday (b) Friday (c) Sunday (d) Saturday
20. 20.If 22 July is a Tuesday, what day of the week is 5 August? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
21. 21.If 11 January is a Wednesday, what day of the week is 4 February? (a) Sunday (b) Friday (c) Monday (d) Saturday
22. 22.Today is Tuesday. What day of the week will it be after 42 days? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
23. 23.If 29 March is a Saturday, what day of the week is 1 April? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
24. 24.If 15 May is a Sunday, what day of the week is 23 May? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
25. 25.If 31 March is a Wednesday, what day of the week is 8 April? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
26. 26.If 9 October is a Tuesday, what day of the week is 25 October? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
27. 27.Today is Friday. What day of the week will it be after 80 days? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
28. 28.If 10 March is a Friday, what day of the week is 22 March? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
29. 29.If 15 March is a Wednesday, what day of the week is 25 March? (a) Monday (b) Sunday (c) Saturday (d) Friday
30. 30.If 14 June is a Thursday, what day of the week is 20 July? (a) Thursday (b) Sunday (c) Friday (d) Saturday
31. 31.If 11 August is a Friday, what day of the week is 27 August? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
32. 32.If 8 December is a Monday, what day of the week is 18 December? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
33. 33.If 4 July is a Monday, what day of the week is 17 July? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
34. 34.If 12 November is a Wednesday, what day of the week is 5 December? (a) Thursday (b) Sunday (c) Saturday (d) Friday
35. 35.If 29 August is a Wednesday, what day of the week is 6 September? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
36. 36.If 19 June is a Friday, what day of the week is 14 July? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
37. 37.If 1 May is a Friday, what day of the week is 10 May? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
38. 38.If 10 May is a Monday, what day of the week is 11 June? (a) Thursday (b) Friday (c) Saturday (d) Sunday
39. 39.If 13 May is a Saturday, what day of the week is 22 May? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
40. 40.If 15 July is a Tuesday, what day of the week is 17 August? (a) Monday (b) Tuesday (c) Sunday (d) Saturday

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