Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 524 · 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 23 June is a Tuesday, what day of the week is 12 July? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
2. 2.If 18 October is a Wednesday, what day of the week is 5 November? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
3. 3.If 1 October is a Friday, what day of the week is 17 October? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
4. 4.Today is Thursday. What day of the week will it be after 73 days? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
5. 5.If 4 January is a Saturday, what day of the week is 17 January? (a) Thursday (b) Friday (c) Saturday (d) Sunday
6. 6.If 30 May is a Friday, what day of the week is 7 June? (a) Friday (b) Saturday (c) Monday (d) Sunday
7. 7.Today is Thursday. What day of the week will it be after 38 days? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
8. 8.If 12 May is a Tuesday, what day of the week is 28 May? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
9. 9.If 25 June is a Friday, what day of the week is 10 July? (a) Saturday (b) Sunday (c) Monday (d) Friday
10. 10.Today is Wednesday. What day of the week will it be after 15 days? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
11. 11.If 12 May is a Tuesday, what day of the week is 24 May? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
12. 12.Today is Monday. What day of the week will it be after 10 days? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
13. 13.If 28 July is a Sunday, what day of the week is 5 August? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
14. 14.Today is Friday. What day of the week will it be after 39 days? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
15. 15.Today is Wednesday. What day of the week will it be after 84 days? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
16. 16.If 1 January is a Friday, what day of the week is 10 January? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
17. 17.Today is Friday. What day of the week will it be after 26 days? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
18. 18.If 21 November is a Friday, what day of the week is 13 December? (a) Sunday (b) Friday (c) Monday (d) Saturday
19. 19.If 3 May is a Wednesday, what day of the week is 13 May? (a) Friday (b) Sunday (c) Saturday (d) Monday
20. 20.Today is Sunday. What day of the week will it be after 26 days? (a) Thursday (b) Saturday (c) Sunday (d) Friday
21. 21.Today is Tuesday. What day of the week will it be after 33 days? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
22. 22.Today is Tuesday. What day of the week will it be after 86 days? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
23. 23.If 14 January is a Wednesday, what day of the week is 29 January? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
24. 24.Today is Friday. What day of the week will it be after 90 days? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
25. 25.If 5 January is a Friday, what day of the week is 15 January? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
26. 26.If 10 August is a Tuesday, what day of the week is 18 August? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
27. 27.If 16 March is a Thursday, what day of the week is 9 April? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
28. 28.Today is Saturday. What day of the week will it be after 52 days? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
29. 29.If 7 October is a Sunday, what day of the week is 16 October? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
30. 30.Today is Thursday. What day of the week will it be after 34 days? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
31. 31.If 10 January is a Tuesday, what day of the week is 19 January? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
32. 32.If 12 September is a Friday, what day of the week is 4 October? (a) Saturday (b) Monday (c) Friday (d) Sunday
33. 33.If 6 July is a Monday, what day of the week is 22 July? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
34. 34.If 23 April is a Friday, what day of the week is 19 May? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
35. 35.If 13 October is a Sunday, what day of the week is 26 October? (a) Friday (b) Saturday (c) Monday (d) Sunday
36. 36.If 15 April is a Thursday, what day of the week is 12 May? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
37. 37.If 4 January is a Wednesday, what day of the week is 17 January? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
38. 38.If 10 March is a Wednesday, what day of the week is 16 April? (a) Sunday (b) Thursday (c) Friday (d) Saturday
39. 39.Today is Tuesday. What day of the week will it be after 66 days? (a) Friday (b) Saturday (c) Sunday (d) Thursday
40. 40.If 8 March is a Saturday, what day of the week is 21 March? (a) Saturday (b) Sunday (c) Thursday (d) Friday

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