Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 121 · 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 29 August is a Saturday, what day of the week is 7 September? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
2. 2.Today is Tuesday. What day of the week will it be after 37 days? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
3. 3.Today is Monday. What day of the week will it be after 68 days? (a) Friday (b) Sunday (c) Saturday (d) Monday
4. 4.If 13 July is a Wednesday, what day of the week is 28 July? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
5. 5.If 19 April is a Friday, what day of the week is 14 May? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
6. 6.If 12 January is a Friday, what day of the week is 3 February? (a) Saturday (b) Friday (c) Sunday (d) Monday
7. 7.Today is Thursday. What day of the week will it be after 96 days? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
8. 8.If 10 June is a Tuesday, what day of the week is 16 July? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
9. 9.If 29 September is a Tuesday, what day of the week is 5 October? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
10. 10.If 11 January is a Saturday, what day of the week is 20 January? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
11. 11.If 12 November is a Friday, what day of the week is 17 December? (a) Friday (b) Sunday (c) Thursday (d) Saturday
12. 12.If 11 July is a Monday, what day of the week is 22 July? (a) Saturday (b) Thursday (c) Friday (d) Sunday
13. 13.If 3 July is a Wednesday, what day of the week is 17 July? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
14. 14.If 9 May is a Saturday, what day of the week is 24 May? (a) Sunday (b) Tuesday (c) Monday (d) Saturday
15. 15.If 20 March is a Saturday, what day of the week is 11 April? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
16. 16.Today is Friday. What day of the week will it be after 85 days? (a) Monday (b) Friday (c) Sunday (d) Saturday
17. 17.If 5 August is a Wednesday, what day of the week is 17 August? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
18. 18.If 5 January is a Monday, what day of the week is 15 January? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
19. 19.If 8 July is a Tuesday, what day of the week is 22 July? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
20. 20.If 12 November is a Monday, what day of the week is 18 December? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
21. 21.If 11 October is a Monday, what day of the week is 20 October? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
22. 22.If 10 May is a Saturday, what day of the week is 18 May? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
23. 23.If 1 October is a Monday, what day of the week is 11 October? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
24. 24.If 15 April is a Sunday, what day of the week is 15 May? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
25. 25.If 6 March is a Saturday, what day of the week is 22 March? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
26. 26.Today is Tuesday. What day of the week will it be after 45 days? (a) Saturday (b) Thursday (c) Sunday (d) Friday
27. 27.If 10 March is a Tuesday, what day of the week is 2 April? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
28. 28.If 10 May is a Sunday, what day of the week is 22 May? (a) Thursday (b) Sunday (c) Saturday (d) Friday
29. 29.Today is Monday. What day of the week will it be after 95 days? (a) Saturday (b) Thursday (c) Sunday (d) Friday
30. 30.If 19 November is a Sunday, what day of the week is 15 December? (a) Friday (b) Thursday (c) Saturday (d) Sunday
31. 31.If 16 July is a Monday, what day of the week is 7 August? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
32. 32.If 19 January is a Sunday, what day of the week is 4 February? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
33. 33.If 22 March is a Thursday, what day of the week is 5 April? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
34. 34.If 1 January is a Wednesday, what day of the week is 15 January? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
35. 35.If 11 May is a Friday, what day of the week is 21 May? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
36. 36.Today is Tuesday. What day of the week will it be after 15 days? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
37. 37.If 3 December is a Thursday, what day of the week is 19 December? (a) Sunday (b) Friday (c) Saturday (d) Monday
38. 38.Today is Tuesday. What day of the week will it be after 75 days? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
39. 39.If 9 January is a Friday, what day of the week is 17 January? (a) Friday (b) Sunday (c) Saturday (d) Monday
40. 40.Today is Monday. What day of the week will it be after 50 days? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday

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