Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 92 · 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 10 March is a Saturday, what day of the week is 20 March? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
2. 2.If 8 January is a Saturday, what day of the week is 18 January? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
3. 3.If 1 May is a Saturday, what day of the week is 14 May? (a) Saturday (b) Thursday (c) Friday (d) Sunday
4. 4.Today is Thursday. What day of the week will it be after 19 days? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
5. 5.If 15 January is a Thursday, what day of the week is 24 January? (a) Sunday (b) Saturday (c) Friday (d) Monday
6. 6.If 12 March is a Thursday, what day of the week is 26 March? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
7. 7.If 17 May is a Tuesday, what day of the week is 6 June? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
8. 8.If 15 October is a Friday, what day of the week is 4 November? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
9. 9.Today is Wednesday. What day of the week will it be after 49 days? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
10. 10.If 26 September is a Wednesday, what day of the week is 2 October? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
11. 11.If 19 January is a Tuesday, what day of the week is 6 February? (a) Friday (b) Monday (c) Saturday (d) Sunday
12. 12.Today is Wednesday. What day of the week will it be after 30 days? (a) Friday (b) Sunday (c) Thursday (d) Saturday
13. 13.If 19 September is a Monday, what day of the week is 4 October? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
14. 14.Today is Friday. What day of the week will it be after 14 days? (a) Saturday (b) Thursday (c) Sunday (d) Friday
15. 15.If 14 July is a Wednesday, what day of the week is 28 July? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
16. 16.If 8 October is a Saturday, what day of the week is 17 October? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
17. 17.Today is Tuesday. What day of the week will it be after 75 days? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
18. 18.Today is Sunday. What day of the week will it be after 10 days? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
19. 19.If 12 October is a Tuesday, what day of the week is 23 October? (a) Monday (b) Friday (c) Sunday (d) Saturday
20. 20.Today is Monday. What day of the week will it be after 87 days? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
21. 21.Today is Friday. What day of the week will it be after 10 days? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
22. 22.If 25 July is a Saturday, what day of the week is 14 August? (a) Sunday (b) Saturday (c) Friday (d) Thursday
23. 23.If 23 September is a Tuesday, what day of the week is 16 October? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
24. 24.If 6 January is a Saturday, what day of the week is 14 January? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
25. 25.If 1 May is a Friday, what day of the week is 11 May? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
26. 26.If 14 January is a Friday, what day of the week is 11 February? (a) Thursday (b) Saturday (c) Sunday (d) Friday
27. 27.If 8 March is a Sunday, what day of the week is 21 March? (a) Saturday (b) Sunday (c) Friday (d) Monday
28. 28.If 11 January is a Friday, what day of the week is 21 January? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
29. 29.Today is Wednesday. What day of the week will it be after 61 days? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
30. 30.If 16 November is a Tuesday, what day of the week is 11 December? (a) Monday (b) Saturday (c) Sunday (d) Friday
31. 31.If 15 November is a Sunday, what day of the week is 1 December? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
32. 32.Today is Tuesday. What day of the week will it be after 71 days? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
33. 33.If 23 May is a Sunday, what day of the week is 12 June? (a) Monday (b) Friday (c) Saturday (d) Sunday
34. 34.If 15 March is a Friday, what day of the week is 25 March? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
35. 35.Today is Tuesday. What day of the week will it be after 12 days? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
36. 36.If 8 May is a Wednesday, what day of the week is 22 May? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
37. 37.If 18 September is a Friday, what day of the week is 5 October? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
38. 38.If 4 October is a Monday, what day of the week is 14 October? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
39. 39.If 5 March is a Tuesday, what day of the week is 14 March? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
40. 40.Today is Sunday. What day of the week will it be after 45 days? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday

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