Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 208 · 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 14 March is a Tuesday, what day of the week is 30 March? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
2. 2.If 15 July is a Saturday, what day of the week is 26 July? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
3. 3.Today is Friday. What day of the week will it be after 88 days? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
4. 4.Today is Friday. What day of the week will it be after 93 days? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
5. 5.If 10 October is a Thursday, what day of the week is 14 November? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
6. 6.If 1 March is a Wednesday, what day of the week is 9 March? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
7. 7.If 2 March is a Thursday, what day of the week is 18 March? (a) Monday (b) Saturday (c) Sunday (d) Friday
8. 8.If 11 August is a Friday, what day of the week is 21 August? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
9. 9.Today is Saturday. What day of the week will it be after 49 days? (a) Friday (b) Saturday (c) Sunday (d) Monday
10. 10.If 1 December is a Saturday, what day of the week is 12 December? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
11. 11.If 30 September is a Tuesday, what day of the week is 6 October? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
12. 12.Today is Sunday. What day of the week will it be after 37 days? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
13. 13.If 18 March is a Friday, what day of the week is 13 April? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
14. 14.If 28 September is a Saturday, what day of the week is 12 October? (a) Sunday (b) Monday (c) Friday (d) Saturday
15. 15.If 8 October is a Sunday, what day of the week is 22 October? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
16. 16.Today is Saturday. What day of the week will it be after 86 days? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
17. 17.If 12 March is a Sunday, what day of the week is 26 March? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
18. 18.Today is Thursday. What day of the week will it be after 79 days? (a) Saturday (b) Friday (c) Sunday (d) Monday
19. 19.Today is Wednesday. What day of the week will it be after 81 days? (a) Sunday (b) Saturday (c) Monday (d) Tuesday
20. 20.Today is Saturday. What day of the week will it be after 16 days? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
21. 21.If 25 January is a Sunday, what day of the week is 3 February? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
22. 22.Today is Monday. What day of the week will it be after 48 days? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
23. 23.If 13 May is a Monday, what day of the week is 28 May? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
24. 24.Today is Wednesday. What day of the week will it be after 67 days? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
25. 25.Today is Monday. What day of the week will it be after 56 days? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
26. 26.Today is Sunday. What day of the week will it be after 90 days? (a) Sunday (b) Friday (c) Saturday (d) Monday
27. 27.If 4 May is a Monday, what day of the week is 18 May? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
28. 28.If 14 October is a Friday, what day of the week is 26 October? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
29. 29.If 12 October is a Friday, what day of the week is 20 October? (a) Sunday (b) Monday (c) Saturday (d) Friday
30. 30.If 31 January is a Sunday, what day of the week is 4 February? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
31. 31.Today is Friday. What day of the week will it be after 39 days? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
32. 32.If 5 May is a Friday, what day of the week is 16 May? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
33. 33.If 30 March is a Sunday, what day of the week is 2 April? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
34. 34.If 22 June is a Monday, what day of the week is 18 July? (a) Friday (b) Saturday (c) Monday (d) Sunday
35. 35.Today is Monday. What day of the week will it be after 88 days? (a) Sunday (b) Thursday (c) Friday (d) Saturday
36. 36.Today is Thursday. What day of the week will it be after 80 days? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
37. 37.Today is Friday. What day of the week will it be after 19 days? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
38. 38.If 18 July is a Monday, what day of the week is 9 August? (a) Tuesday (b) Monday (c) Wednesday (d) Thursday
39. 39.If 15 December is a Friday, what day of the week is 29 December? (a) Thursday (b) Friday (c) Sunday (d) Saturday
40. 40.If 10 June is a Wednesday, what day of the week is 12 July? (a) Tuesday (b) Saturday (c) Sunday (d) Monday

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