Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 229 · 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 Saturday. What day of the week will it be after 49 days? (a) Monday (b) Sunday (c) Friday (d) Saturday
2. 2.If 31 July is a Tuesday, what day of the week is 18 August? (a) Friday (b) Monday (c) Saturday (d) Sunday
3. 3.If 30 June is a Friday, what day of the week is 18 July? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
4. 4.If 2 August is a Tuesday, what day of the week is 16 August? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
5. 5.Today is Monday. What day of the week will it be after 18 days? (a) Sunday (b) Thursday (c) Friday (d) Saturday
6. 6.Today is Wednesday. What day of the week will it be after 92 days? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
7. 7.If 21 June is a Friday, what day of the week is 20 July? (a) Sunday (b) Saturday (c) Monday (d) Friday
8. 8.If 12 March is a Sunday, what day of the week is 23 March? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
9. 9.If 20 September is a Sunday, what day of the week is 7 October? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
10. 10.If 11 December is a Friday, what day of the week is 25 December? (a) Saturday (b) Thursday (c) Friday (d) Sunday
11. 11.Today is Wednesday. What day of the week will it be after 83 days? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
12. 12.If 22 July is a Saturday, what day of the week is 14 August? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
13. 13.If 2 August is a Wednesday, what day of the week is 11 August? (a) Sunday (b) Saturday (c) Friday (d) Thursday
14. 14.If 12 June is a Thursday, what day of the week is 9 July? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
15. 15.Today is Tuesday. What day of the week will it be after 10 days? (a) Thursday (b) Saturday (c) Friday (d) Sunday
16. 16.If 30 June is a Saturday, what day of the week is 18 July? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
17. 17.If 10 May is a Sunday, what day of the week is 18 May? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
18. 18.Today is Monday. What day of the week will it be after 40 days? (a) Friday (b) Monday (c) Saturday (d) Sunday
19. 19.If 2 December is a Monday, what day of the week is 17 December? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
20. 20.If 4 December is a Friday, what day of the week is 19 December? (a) Saturday (b) Monday (c) Sunday (d) Friday
21. 21.If 13 July is a Monday, what day of the week is 15 August? (a) Friday (b) Saturday (c) Sunday (d) Monday
22. 22.Today is Sunday. What day of the week will it be after 38 days? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
23. 23.Today is Monday. What day of the week will it be after 50 days? (a) Tuesday (b) Monday (c) Wednesday (d) Thursday
24. 24.If 8 January is a Wednesday, what day of the week is 17 January? (a) Saturday (b) Thursday (c) Sunday (d) Friday
25. 25.If 5 August is a Friday, what day of the week is 14 August? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
26. 26.If 31 October is a Thursday, what day of the week is 13 November? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
27. 27.If 19 June is a Sunday, what day of the week is 12 July? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
28. 28.Today is Sunday. What day of the week will it be after 20 days? (a) Friday (b) Monday (c) Sunday (d) Saturday
29. 29.If 4 March is a Saturday, what day of the week is 14 March? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
30. 30.If 16 November is a Tuesday, what day of the week is 16 December? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
31. 31.If 22 June is a Thursday, what day of the week is 8 July? (a) Saturday (b) Sunday (c) Monday (d) Friday
32. 32.If 14 March is a Friday, what day of the week is 24 March? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
33. 33.If 10 October is a Friday, what day of the week is 8 November? (a) Friday (b) Monday (c) Saturday (d) Sunday
34. 34.If 5 May is a Thursday, what day of the week is 15 May? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
35. 35.Today is Monday. What day of the week will it be after 21 days? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
36. 36.Today is Thursday. What day of the week will it be after 88 days? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
37. 37.If 9 March is a Monday, what day of the week is 25 March? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
38. 38.Today is Thursday. What day of the week will it be after 17 days? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
39. 39.If 14 January is a Tuesday, what day of the week is 23 January? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
40. 40.If 5 May is a Saturday, what day of the week is 17 May? (a) Wednesday (b) Thursday (c) Saturday (d) Friday

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