Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 177 · 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 15 January is a Wednesday, what day of the week is 25 January? (a) Monday (b) Saturday (c) Sunday (d) Friday
2. 2.If 14 September is a Tuesday, what day of the week is 6 October? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
3. 3.If 2 October is a Wednesday, what day of the week is 16 October? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
4. 4.Today is Monday. What day of the week will it be after 85 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
5. 5.If 8 January is a Sunday, what day of the week is 20 January? (a) Sunday (b) Saturday (c) Friday (d) Thursday
6. 6.Today is Monday. What day of the week will it be after 45 days? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
7. 7.Today is Thursday. What day of the week will it be after 39 days? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
8. 8.If 10 September is a Friday, what day of the week is 7 October? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
9. 9.If 5 July is a Saturday, what day of the week is 17 July? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
10. 10.Today is Friday. What day of the week will it be after 92 days? (a) Friday (b) Saturday (c) Monday (d) Sunday
11. 11.If 19 July is a Saturday, what day of the week is 10 August? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
12. 12.Today is Friday. What day of the week will it be after 36 days? (a) Friday (b) Saturday (c) Monday (d) Sunday
13. 13.If 2 May is a Monday, what day of the week is 10 May? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
14. 14.Today is Saturday. What day of the week will it be after 49 days? (a) Sunday (b) Friday (c) Monday (d) Saturday
15. 15.Today is Monday. What day of the week will it be after 43 days? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
16. 16.Today is Thursday. What day of the week will it be after 58 days? (a) Friday (b) Saturday (c) Monday (d) Sunday
17. 17.Today is Tuesday. What day of the week will it be after 31 days? (a) Sunday (b) Friday (c) Thursday (d) Saturday
18. 18.If 15 October is a Friday, what day of the week is 16 November? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
19. 19.If 8 March is a Saturday, what day of the week is 19 March? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
20. 20.If 24 September is a Thursday, what day of the week is 4 October? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
21. 21.If 15 November is a Thursday, what day of the week is 10 December? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
22. 22.If 15 September is a Wednesday, what day of the week is 19 October? (a) Tuesday (b) Monday (c) Wednesday (d) Thursday
23. 23.If 5 December is a Thursday, what day of the week is 21 December? (a) Sunday (b) Friday (c) Saturday (d) Monday
24. 24.Today is Wednesday. What day of the week will it be after 88 days? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
25. 25.Today is Thursday. What day of the week will it be after 30 days? (a) Saturday (b) Friday (c) Sunday (d) Monday
26. 26.If 3 March is a Monday, what day of the week is 12 March? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
27. 27.If 11 January is a Monday, what day of the week is 16 February? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
28. 28.Today is Saturday. What day of the week will it be after 87 days? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
29. 29.If 30 July is a Friday, what day of the week is 12 August? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
30. 30.If 8 January is a Thursday, what day of the week is 21 January? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
31. 31.Today is Sunday. What day of the week will it be after 32 days? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
32. 32.Today is Saturday. What day of the week will it be after 41 days? (a) Thursday (b) Sunday (c) Friday (d) Saturday
33. 33.If 9 August is a Sunday, what day of the week is 19 August? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
34. 34.If 2 May is a Tuesday, what day of the week is 12 May? (a) Sunday (b) Thursday (c) Saturday (d) Friday
35. 35.If 24 April is a Saturday, what day of the week is 15 May? (a) Sunday (b) Friday (c) Monday (d) Saturday
36. 36.If 16 April is a Friday, what day of the week is 17 May? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
37. 37.If 3 October is a Tuesday, what day of the week is 13 October? (a) Sunday (b) Friday (c) Saturday (d) Thursday
38. 38.If 11 January is a Saturday, what day of the week is 19 February? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
39. 39.If 11 January is a Wednesday, what day of the week is 19 January? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
40. 40.If 17 March is a Tuesday, what day of the week is 18 April? (a) Sunday (b) Friday (c) Monday (d) Saturday

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