Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 591 · 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 Thursday. What day of the week will it be after 30 days? (a) Sunday (b) Saturday (c) Monday (d) Friday
2. 2.Today is Wednesday. What day of the week will it be after 17 days? (a) Sunday (b) Saturday (c) Monday (d) Friday
3. 3.If 1 July is a Wednesday, what day of the week is 10 July? (a) Saturday (b) Friday (c) Thursday (d) Sunday
4. 4.Today is Monday. What day of the week will it be after 50 days? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
5. 5.If 31 May is a Sunday, what day of the week is 8 June? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
6. 6.If 10 May is a Friday, what day of the week is 14 June? (a) Thursday (b) Saturday (c) Sunday (d) Friday
7. 7.If 16 June is a Friday, what day of the week is 5 July? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
8. 8.Today is Monday. What day of the week will it be after 40 days? (a) Sunday (b) Friday (c) Monday (d) Saturday
9. 9.If 26 November is a Saturday, what day of the week is 13 December? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
10. 10.If 24 September is a Sunday, what day of the week is 13 October? (a) Thursday (b) Sunday (c) Saturday (d) Friday
11. 11.If 4 December is a Tuesday, what day of the week is 19 December? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
12. 12.If 6 October is a Tuesday, what day of the week is 19 October? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
13. 13.If 21 June is a Sunday, what day of the week is 6 July? (a) Wednesday (b) Tuesday (c) Monday (d) Sunday
14. 14.If 18 May is a Tuesday, what day of the week is 16 June? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
15. 15.If 10 May is a Monday, what day of the week is 16 June? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
16. 16.If 17 January is a Sunday, what day of the week is 10 February? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
17. 17.If 3 May is a Wednesday, what day of the week is 14 May? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
18. 18.Today is Thursday. What day of the week will it be after 80 days? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
19. 19.If 15 April is a Saturday, what day of the week is 13 May? (a) Monday (b) Sunday (c) Friday (d) Saturday
20. 20.Today is Thursday. What day of the week will it be after 10 days? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
21. 21.If 14 December is a Tuesday, what day of the week is 27 December? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
22. 22.If 17 May is a Wednesday, what day of the week is 8 June? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
23. 23.If 4 January is a Wednesday, what day of the week is 20 January? (a) Friday (b) Sunday (c) Thursday (d) Saturday
24. 24.If 24 October is a Friday, what day of the week is 1 November? (a) Friday (b) Monday (c) Saturday (d) Sunday
25. 25.If 6 August is a Sunday, what day of the week is 19 August? (a) Monday (b) Friday (c) Sunday (d) Saturday
26. 26.Today is Wednesday. What day of the week will it be after 22 days? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
27. 27.Today is Monday. What day of the week will it be after 19 days? (a) Sunday (b) Friday (c) Monday (d) Saturday
28. 28.If 17 September is a Sunday, what day of the week is 3 October? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
29. 29.If 4 March is a Sunday, what day of the week is 14 March? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
30. 30.If 15 July is a Saturday, what day of the week is 28 July? (a) Thursday (b) Friday (c) Saturday (d) Sunday
31. 31.Today is Tuesday. What day of the week will it be after 95 days? (a) Sunday (b) Friday (c) Saturday (d) Monday
32. 32.If 10 January is a Friday, what day of the week is 11 February? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
33. 33.If 15 June is a Wednesday, what day of the week is 15 July? (a) Thursday (b) Saturday (c) Sunday (d) Friday
34. 34.If 5 October is a Thursday, what day of the week is 21 October? (a) Friday (b) Saturday (c) Monday (d) Sunday
35. 35.If 12 June is a Tuesday, what day of the week is 5 July? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
36. 36.Today is Sunday. What day of the week will it be after 89 days? (a) Friday (b) Saturday (c) Thursday (d) Sunday
37. 37.If 11 July is a Saturday, what day of the week is 19 July? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
38. 38.Today is Thursday. What day of the week will it be after 91 days? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
39. 39.If 3 December is a Monday, what day of the week is 17 December? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
40. 40.If 12 August is a Sunday, what day of the week is 22 August? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday

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