Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 210 · 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 21 July is a Wednesday, what day of the week is 20 August? (a) Sunday (b) Saturday (c) Friday (d) Thursday
2. 2.If 29 September is a Saturday, what day of the week is 9 October? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
3. 3.If 7 December is a Friday, what day of the week is 19 December? (a) Friday (b) Tuesday (c) Thursday (d) Wednesday
4. 4.Today is Saturday. What day of the week will it be after 60 days? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
5. 5.If 16 October is a Wednesday, what day of the week is 12 November? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
6. 6.Today is Tuesday. What day of the week will it be after 28 days? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
7. 7.Today is Sunday. What day of the week will it be after 39 days? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
8. 8.If 24 November is a Thursday, what day of the week is 9 December? (a) Saturday (b) Thursday (c) Friday (d) Sunday
9. 9.If 13 December is a Tuesday, what day of the week is 27 December? (a) Tuesday (b) Monday (c) Wednesday (d) Thursday
10. 10.If 5 October is a Tuesday, what day of the week is 18 October? (a) Monday (b) Tuesday (c) Wednesday (d) Sunday
11. 11.If 22 March is a Tuesday, what day of the week is 5 April? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
12. 12.If 3 May is a Tuesday, what day of the week is 16 May? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
13. 13.Today is Friday. What day of the week will it be after 45 days? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
14. 14.If 20 March is a Wednesday, what day of the week is 9 April? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
15. 15.If 29 April is a Tuesday, what day of the week is 2 May? (a) Thursday (b) Sunday (c) Friday (d) Saturday
16. 16.Today is Saturday. What day of the week will it be after 32 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
17. 17.Today is Thursday. What day of the week will it be after 97 days? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
18. 18.If 21 May is a Tuesday, what day of the week is 11 June? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
19. 19.If 24 April is a Tuesday, what day of the week is 7 May? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
20. 20.If 30 July is a Friday, what day of the week is 7 August? (a) Monday (b) Sunday (c) Saturday (d) Friday
21. 21.Today is Tuesday. What day of the week will it be after 88 days? (a) Saturday (b) Monday (c) Friday (d) Sunday
22. 22.Today is Monday. What day of the week will it be after 15 days? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
23. 23.If 25 April is a Tuesday, what day of the week is 2 May? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
24. 24.If 10 November is a Tuesday, what day of the week is 15 December? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
25. 25.If 15 August is a Tuesday, what day of the week is 30 August? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
26. 26.If 18 November is a Saturday, what day of the week is 17 December? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
27. 27.If 20 April is a Tuesday, what day of the week is 1 May? (a) Sunday (b) Friday (c) Monday (d) Saturday
28. 28.If 14 October is a Wednesday, what day of the week is 22 October? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
29. 29.If 19 January is a Friday, what day of the week is 13 February? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
30. 30.If 2 December is a Wednesday, what day of the week is 16 December? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
31. 31.Today is Tuesday. What day of the week will it be after 27 days? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
32. 32.Today is Saturday. What day of the week will it be after 33 days? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
33. 33.If 3 October is a Monday, what day of the week is 15 October? (a) Saturday (b) Sunday (c) Monday (d) Friday
34. 34.If 27 April is a Saturday, what day of the week is 14 May? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
35. 35.Today is Sunday. What day of the week will it be after 92 days? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
36. 36.Today is Monday. What day of the week will it be after 48 days? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
37. 37.If 3 October is a Sunday, what day of the week is 16 October? (a) Sunday (b) Monday (c) Saturday (d) Friday
38. 38.If 28 October is a Wednesday, what day of the week is 3 November? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
39. 39.If 17 March is a Sunday, what day of the week is 20 April? (a) Friday (b) Saturday (c) Monday (d) Sunday
40. 40.If 15 January is a Thursday, what day of the week is 5 February? (a) Saturday (b) Thursday (c) Wednesday (d) Friday

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