Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 197 · 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 Tuesday. What day of the week will it be after 100 days? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
2. 2.If 16 September is a Saturday, what day of the week is 12 October? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
3. 3.If 11 July is a Sunday, what day of the week is 21 July? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
4. 4.If 2 March is a Sunday, what day of the week is 16 March? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
5. 5.Today is Saturday. What day of the week will it be after 66 days? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
6. 6.If 10 May is a Thursday, what day of the week is 18 May? (a) Thursday (b) Friday (c) Sunday (d) Saturday
7. 7.Today is Sunday. What day of the week will it be after 67 days? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
8. 8.Today is Friday. What day of the week will it be after 82 days? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
9. 9.If 4 October is a Friday, what day of the week is 14 October? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
10. 10.Today is Friday. What day of the week will it be after 84 days? (a) Sunday (b) Thursday (c) Saturday (d) Friday
11. 11.Today is Wednesday. What day of the week will it be after 21 days? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
12. 12.Today is Monday. What day of the week will it be after 18 days? (a) Saturday (b) Thursday (c) Sunday (d) Friday
13. 13.If 13 March is a Monday, what day of the week is 28 March? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
14. 14.If 4 May is a Saturday, what day of the week is 13 May? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
15. 15.If 10 July is a Wednesday, what day of the week is 4 August? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
16. 16.Today is Thursday. What day of the week will it be after 18 days? (a) Monday (b) Tuesday (c) Wednesday (d) Sunday
17. 17.Today is Tuesday. What day of the week will it be after 13 days? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
18. 18.If 1 July is a Wednesday, what day of the week is 13 July? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
19. 19.Today is Saturday. What day of the week will it be after 23 days? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
20. 20.If 14 January is a Friday, what day of the week is 29 January? (a) Saturday (b) Friday (c) Sunday (d) Monday
21. 21.If 11 April is a Tuesday, what day of the week is 11 May? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
22. 22.If 11 August is a Saturday, what day of the week is 25 August? (a) Sunday (b) Monday (c) Saturday (d) Friday
23. 23.If 14 May is a Friday, what day of the week is 25 May? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
24. 24.If 12 January is a Sunday, what day of the week is 28 January? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
25. 25.If 8 October is a Wednesday, what day of the week is 18 October? (a) Monday (b) Sunday (c) Saturday (d) Friday
26. 26.If 23 July is a Sunday, what day of the week is 17 August? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
27. 27.Today is Monday. What day of the week will it be after 66 days? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
28. 28.Today is Wednesday. What day of the week will it be after 88 days? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
29. 29.Today is Monday. What day of the week will it be after 64 days? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
30. 30.If 7 December is a Friday, what day of the week is 16 December? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
31. 31.If 6 January is a Wednesday, what day of the week is 17 January? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
32. 32.If 25 March is a Monday, what day of the week is 17 April? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
33. 33.If 14 August is a Wednesday, what day of the week is 25 August? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
34. 34.If 6 March is a Friday, what day of the week is 15 March? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
35. 35.Today is Thursday. What day of the week will it be after 70 days? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
36. 36.If 27 January is a Tuesday, what day of the week is 6 February? (a) Sunday (b) Thursday (c) Friday (d) Saturday
37. 37.If 1 July is a Tuesday, what day of the week is 17 July? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
38. 38.If 13 March is a Monday, what day of the week is 11 April? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
39. 39.Today is Monday. What day of the week will it be after 23 days? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
40. 40.Today is Wednesday. What day of the week will it be after 54 days? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday

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