Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 290 · 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 Wednesday. What day of the week will it be after 64 days? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
2. 2.If 7 January is a Tuesday, what day of the week is 21 January? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
3. 3.Today is Saturday. What day of the week will it be after 32 days? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
4. 4.If 11 August is a Wednesday, what day of the week is 24 August? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
5. 5.If 16 October is a Tuesday, what day of the week is 2 November? (a) Saturday (b) Thursday (c) Friday (d) Sunday
6. 6.Today is Friday. What day of the week will it be after 21 days? (a) Saturday (b) Friday (c) Thursday (d) Sunday
7. 7.If 5 May is a Sunday, what day of the week is 21 May? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
8. 8.Today is Wednesday. What day of the week will it be after 98 days? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
9. 9.If 9 January is a Thursday, what day of the week is 19 January? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
10. 10.If 31 August is a Wednesday, what day of the week is 2 September? (a) Friday (b) Sunday (c) Thursday (d) Saturday
11. 11.If 30 April is a Monday, what day of the week is 4 May? (a) Thursday (b) Sunday (c) Saturday (d) Friday
12. 12.If 30 April is a Thursday, what day of the week is 2 May? (a) Monday (b) Saturday (c) Sunday (d) Friday
13. 13.Today is Wednesday. What day of the week will it be after 10 days? (a) Monday (b) Sunday (c) Saturday (d) Friday
14. 14.If 4 July is a Monday, what day of the week is 16 July? (a) Monday (b) Friday (c) Saturday (d) Sunday
15. 15.If 23 June is a Friday, what day of the week is 1 July? (a) Friday (b) Monday (c) Sunday (d) Saturday
16. 16.If 21 September is a Tuesday, what day of the week is 7 October? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
17. 17.If 20 September is a Saturday, what day of the week is 7 October? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
18. 18.If 18 July is a Saturday, what day of the week is 2 August? (a) Sunday (b) Tuesday (c) Monday (d) Saturday
19. 19.If 22 August is a Wednesday, what day of the week is 10 September? (a) Monday (b) Tuesday (c) Wednesday (d) Sunday
20. 20.If 14 June is a Friday, what day of the week is 19 July? (a) Saturday (b) Thursday (c) Sunday (d) Friday
21. 21.If 11 May is a Saturday, what day of the week is 20 May? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
22. 22.If 6 October is a Tuesday, what day of the week is 21 October? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
23. 23.Today is Tuesday. What day of the week will it be after 37 days? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
24. 24.Today is Tuesday. What day of the week will it be after 47 days? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
25. 25.If 18 September is a Thursday, what day of the week is 12 October? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
26. 26.Today is Friday. What day of the week will it be after 54 days? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
27. 27.If 2 July is a Friday, what day of the week is 15 July? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
28. 28.If 3 August is a Sunday, what day of the week is 13 August? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
29. 29.If 13 May is a Monday, what day of the week is 5 June? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
30. 30.If 20 November is a Monday, what day of the week is 12 December? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
31. 31.Today is Thursday. What day of the week will it be after 37 days? (a) Friday (b) Sunday (c) Monday (d) Saturday
32. 32.If 1 December is a Tuesday, what day of the week is 9 December? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
33. 33.Today is Tuesday. What day of the week will it be after 10 days? (a) Saturday (b) Thursday (c) Sunday (d) Friday
34. 34.If 11 August is a Friday, what day of the week is 23 August? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
35. 35.Today is Tuesday. What day of the week will it be after 83 days? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
36. 36.If 24 May is a Friday, what day of the week is 4 June? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
37. 37.If 6 January is a Thursday, what day of the week is 22 January? (a) Sunday (b) Friday (c) Saturday (d) Monday
38. 38.If 7 August is a Wednesday, what day of the week is 16 August? (a) Thursday (b) Saturday (c) Sunday (d) Friday
39. 39.If 15 August is a Thursday, what day of the week is 29 August? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
40. 40.If 18 August is a Saturday, what day of the week is 8 September? (a) Saturday (b) Sunday (c) Monday (d) Friday

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