Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 276 · 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 Monday. What day of the week will it be after 51 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
2. 2.If 14 July is a Tuesday, what day of the week is 25 July? (a) Friday (b) Sunday (c) Monday (d) Saturday
3. 3.If 5 July is a Monday, what day of the week is 17 July? (a) Sunday (b) Saturday (c) Monday (d) Friday
4. 4.Today is Tuesday. What day of the week will it be after 18 days? (a) Sunday (b) Friday (c) Monday (d) Saturday
5. 5.Today is Wednesday. What day of the week will it be after 56 days? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
6. 6.If 3 March is a Sunday, what day of the week is 11 March? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
7. 7.Today is Monday. What day of the week will it be after 83 days? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
8. 8.If 20 September is a Monday, what day of the week is 13 October? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
9. 9.If 10 May is a Wednesday, what day of the week is 23 May? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
10. 10.Today is Wednesday. What day of the week will it be after 67 days? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
11. 11.If 30 June is a Tuesday, what day of the week is 4 July? (a) Sunday (b) Monday (c) Saturday (d) Friday
12. 12.Today is Wednesday. What day of the week will it be after 39 days? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
13. 13.If 28 October is a Monday, what day of the week is 13 November? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
14. 14.If 3 August is a Sunday, what day of the week is 13 August? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
15. 15.Today is Monday. What day of the week will it be after 65 days? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
16. 16.If 9 October is a Tuesday, what day of the week is 18 October? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
17. 17.If 28 November is a Sunday, what day of the week is 6 December? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
18. 18.Today is Thursday. What day of the week will it be after 39 days? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
19. 19.If 4 May is a Monday, what day of the week is 19 May? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
20. 20.If 30 June is a Tuesday, what day of the week is 11 July? (a) Sunday (b) Monday (c) Friday (d) Saturday
21. 21.If 14 October is a Monday, what day of the week is 22 October? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
22. 22.Today is Saturday. What day of the week will it be after 46 days? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
23. 23.Today is Wednesday. What day of the week will it be after 51 days? (a) Saturday (b) Thursday (c) Sunday (d) Friday
24. 24.If 14 March is a Tuesday, what day of the week is 26 March? (a) Sunday (b) Tuesday (c) Monday (d) Saturday
25. 25.If 17 October is a Wednesday, what day of the week is 5 November? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
26. 26.If 25 June is a Monday, what day of the week is 19 July? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
27. 27.Today is Friday. What day of the week will it be after 49 days? (a) Sunday (b) Thursday (c) Saturday (d) Friday
28. 28.If 18 March is a Wednesday, what day of the week is 13 April? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
29. 29.If 3 August is a Tuesday, what day of the week is 15 August? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
30. 30.If 23 October is a Sunday, what day of the week is 6 November? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
31. 31.If 20 September is a Tuesday, what day of the week is 5 October? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
32. 32.Today is Friday. What day of the week will it be after 21 days? (a) Thursday (b) Friday (c) Sunday (d) Saturday
33. 33.If 12 August is a Sunday, what day of the week is 22 August? (a) Friday (b) Tuesday (c) Thursday (d) Wednesday
34. 34.If 10 December is a Wednesday, what day of the week is 24 December? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
35. 35.Today is Monday. What day of the week will it be after 37 days? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
36. 36.Today is Sunday. What day of the week will it be after 83 days? (a) Saturday (b) Sunday (c) Friday (d) Monday
37. 37.Today is Sunday. What day of the week will it be after 22 days? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
38. 38.Today is Tuesday. What day of the week will it be after 41 days? (a) Monday (b) Tuesday (c) Wednesday (d) Sunday
39. 39.If 15 August is a Saturday, what day of the week is 27 August? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
40. 40.If 10 May is a Tuesday, what day of the week is 14 June? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday

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