Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 910 · 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 53 days? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
2. 2.Today is Monday. What day of the week will it be after 31 days? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
3. 3.If 19 January is a Wednesday, what day of the week is 14 February? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
4. 4.If 14 June is a Saturday, what day of the week is 3 July? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
5. 5.Today is Wednesday. What day of the week will it be after 82 days? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
6. 6.If 13 July is a Monday, what day of the week is 25 July? (a) Friday (b) Monday (c) Saturday (d) Sunday
7. 7.If 10 January is a Tuesday, what day of the week is 24 January? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
8. 8.Today is Wednesday. What day of the week will it be after 35 days? (a) Friday (b) Tuesday (c) Thursday (d) Wednesday
9. 9.If 1 May is a Tuesday, what day of the week is 11 May? (a) Friday (b) Thursday (c) Saturday (d) Sunday
10. 10.Today is Monday. What day of the week will it be after 61 days? (a) Monday (b) Sunday (c) Friday (d) Saturday
11. 11.If 27 January is a Tuesday, what day of the week is 4 February? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
12. 12.If 3 May is a Sunday, what day of the week is 11 May? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
13. 13.If 5 May is a Thursday, what day of the week is 18 May? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
14. 14.If 8 May is a Saturday, what day of the week is 21 May? (a) Saturday (b) Sunday (c) Friday (d) Thursday
15. 15.If 24 June is a Sunday, what day of the week is 15 July? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
16. 16.If 24 June is a Friday, what day of the week is 15 July? (a) Saturday (b) Friday (c) Sunday (d) Thursday
17. 17.Today is Friday. What day of the week will it be after 67 days? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
18. 18.If 24 August is a Friday, what day of the week is 12 September? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
19. 19.If 18 September is a Tuesday, what day of the week is 7 October? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
20. 20.If 2 August is a Monday, what day of the week is 18 August? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
21. 21.Today is Wednesday. What day of the week will it be after 87 days? (a) Saturday (b) Monday (c) Friday (d) Sunday
22. 22.If 25 January is a Tuesday, what day of the week is 10 February? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
23. 23.If 14 May is a Sunday, what day of the week is 26 May? (a) Friday (b) Sunday (c) Thursday (d) Saturday
24. 24.Today is Monday. What day of the week will it be after 50 days? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
25. 25.If 25 September is a Wednesday, what day of the week is 12 October? (a) Friday (b) Monday (c) Saturday (d) Sunday
26. 26.Today is Sunday. What day of the week will it be after 52 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
27. 27.Today is Sunday. What day of the week will it be after 16 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
28. 28.If 28 July is a Saturday, what day of the week is 7 August? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
29. 29.Today is Saturday. What day of the week will it be after 33 days? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
30. 30.If 22 January is a Thursday, what day of the week is 4 February? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
31. 31.If 4 July is a Thursday, what day of the week is 14 July? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
32. 32.Today is Thursday. What day of the week will it be after 89 days? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
33. 33.If 25 April is a Tuesday, what day of the week is 10 May? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
34. 34.Today is Wednesday. What day of the week will it be after 76 days? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
35. 35.If 7 July is a Tuesday, what day of the week is 17 July? (a) Friday (b) Thursday (c) Sunday (d) Saturday
36. 36.If 23 October is a Monday, what day of the week is 16 November? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
37. 37.If 2 January is a Saturday, what day of the week is 17 January? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
38. 38.Today is Tuesday. What day of the week will it be after 31 days? (a) Friday (b) Saturday (c) Thursday (d) Sunday
39. 39.If 11 January is a Wednesday, what day of the week is 19 February? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
40. 40.If 26 April is a Tuesday, what day of the week is 17 May? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday

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