Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 186 · 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 28 June is a Thursday, what day of the week is 7 July? (a) Saturday (b) Sunday (c) Monday (d) Friday
2. 2.If 10 May is a Friday, what day of the week is 7 June? (a) Friday (b) Thursday (c) Sunday (d) Saturday
3. 3.If 15 October is a Sunday, what day of the week is 14 November? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
4. 4.If 14 May is a Sunday, what day of the week is 25 May? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
5. 5.If 18 September is a Wednesday, what day of the week is 12 October? (a) Friday (b) Monday (c) Sunday (d) Saturday
6. 6.If 8 January is a Sunday, what day of the week is 23 January? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
7. 7.If 10 March is a Monday, what day of the week is 2 April? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
8. 8.Today is Saturday. What day of the week will it be after 39 days? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
9. 9.If 2 July is a Sunday, what day of the week is 10 July? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
10. 10.If 21 August is a Tuesday, what day of the week is 5 September? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
11. 11.Today is Thursday. What day of the week will it be after 90 days? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
12. 12.If 12 July is a Friday, what day of the week is 26 July? (a) Saturday (b) Sunday (c) Thursday (d) Friday
13. 13.If 23 October is a Sunday, what day of the week is 3 November? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
14. 14.If 14 August is a Friday, what day of the week is 11 September? (a) Friday (b) Saturday (c) Sunday (d) Thursday
15. 15.If 12 May is a Wednesday, what day of the week is 22 May? (a) Friday (b) Monday (c) Sunday (d) Saturday
16. 16.If 12 October is a Monday, what day of the week is 4 November? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
17. 17.If 4 August is a Saturday, what day of the week is 13 August? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
18. 18.If 25 January is a Sunday, what day of the week is 11 February? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
19. 19.If 10 October is a Wednesday, what day of the week is 19 November? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
20. 20.Today is Saturday. What day of the week will it be after 37 days? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
21. 21.If 14 July is a Wednesday, what day of the week is 5 August? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
22. 22.If 14 August is a Wednesday, what day of the week is 25 August? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
23. 23.If 10 March is a Tuesday, what day of the week is 23 March? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
24. 24.Today is Saturday. What day of the week will it be after 27 days? (a) Saturday (b) Sunday (c) Friday (d) Thursday
25. 25.Today is Wednesday. What day of the week will it be after 75 days? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
26. 26.If 9 March is a Saturday, what day of the week is 21 March? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
27. 27.If 21 October is a Wednesday, what day of the week is 19 November? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
28. 28.If 12 January is a Monday, what day of the week is 25 January? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
29. 29.Today is Monday. What day of the week will it be after 70 days? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
30. 30.If 11 October is a Monday, what day of the week is 19 October? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
31. 31.If 4 July is a Tuesday, what day of the week is 14 July? (a) Saturday (b) Sunday (c) Friday (d) Thursday
32. 32.If 24 September is a Friday, what day of the week is 3 October? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
33. 33.If 8 August is a Saturday, what day of the week is 16 August? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
34. 34.If 17 July is a Monday, what day of the week is 18 August? (a) Sunday (b) Friday (c) Thursday (d) Saturday
35. 35.If 20 March is a Monday, what day of the week is 18 April? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
36. 36.If 23 January is a Saturday, what day of the week is 16 February? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
37. 37.Today is Friday. What day of the week will it be after 44 days? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
38. 38.Today is Sunday. What day of the week will it be after 50 days? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
39. 39.If 13 May is a Thursday, what day of the week is 6 June? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
40. 40.If 13 November is a Friday, what day of the week is 10 December? (a) Friday (b) Wednesday (c) Saturday (d) Thursday

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