Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 376 · 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 12 July is a Saturday, what day of the week is 14 August? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
2. 2.Today is Thursday. What day of the week will it be after 25 days? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
3. 3.If 21 June is a Saturday, what day of the week is 19 July? (a) Friday (b) Monday (c) Sunday (d) Saturday
4. 4.If 13 January is a Saturday, what day of the week is 9 February? (a) Saturday (b) Thursday (c) Friday (d) Sunday
5. 5.If 12 August is a Thursday, what day of the week is 27 August? (a) Thursday (b) Friday (c) Sunday (d) Saturday
6. 6.If 7 March is a Wednesday, what day of the week is 18 March? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
7. 7.If 11 October is a Saturday, what day of the week is 20 October? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
8. 8.If 8 May is a Sunday, what day of the week is 17 May? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
9. 9.If 1 October is a Sunday, what day of the week is 10 October? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
10. 10.If 28 May is a Friday, what day of the week is 19 June? (a) Saturday (b) Friday (c) Monday (d) Sunday
11. 11.If 2 December is a Monday, what day of the week is 17 December? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
12. 12.If 30 April is a Monday, what day of the week is 14 May? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
13. 13.Today is Saturday. What day of the week will it be after 22 days? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
14. 14.If 25 July is a Thursday, what day of the week is 18 August? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
15. 15.If 30 November is a Thursday, what day of the week is 7 December? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
16. 16.Today is Monday. What day of the week will it be after 20 days? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
17. 17.Today is Tuesday. What day of the week will it be after 75 days? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
18. 18.If 9 July is a Tuesday, what day of the week is 20 July? (a) Sunday (b) Saturday (c) Friday (d) Monday
19. 19.If 14 December is a Wednesday, what day of the week is 23 December? (a) Sunday (b) Saturday (c) Thursday (d) Friday
20. 20.Today is Friday. What day of the week will it be after 57 days? (a) Sunday (b) Friday (c) Monday (d) Saturday
21. 21.Today is Saturday. What day of the week will it be after 29 days? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
22. 22.If 18 May is a Friday, what day of the week is 10 June? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
23. 23.If 31 July is a Friday, what day of the week is 3 August? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
24. 24.If 15 December is a Wednesday, what day of the week is 31 December? (a) Thursday (b) Sunday (c) Friday (d) Saturday
25. 25.If 11 April is a Monday, what day of the week is 9 May? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
26. 26.If 18 January is a Wednesday, what day of the week is 19 February? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
27. 27.Today is Wednesday. What day of the week will it be after 93 days? (a) Saturday (b) Friday (c) Sunday (d) Thursday
28. 28.Today is Wednesday. What day of the week will it be after 99 days? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
29. 29.Today is Thursday. What day of the week will it be after 21 days? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
30. 30.If 11 November is a Friday, what day of the week is 19 December? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
31. 31.If 5 January is a Tuesday, what day of the week is 15 January? (a) Saturday (b) Thursday (c) Sunday (d) Friday
32. 32.Today is Sunday. What day of the week will it be after 95 days? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
33. 33.If 28 September is a Monday, what day of the week is 19 October? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
34. 34.If 13 October is a Thursday, what day of the week is 20 November? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
35. 35.If 30 September is a Friday, what day of the week is 17 October? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
36. 36.If 14 July is a Saturday, what day of the week is 3 August? (a) Friday (b) Thursday (c) Sunday (d) Saturday
37. 37.If 15 March is a Saturday, what day of the week is 31 March? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
38. 38.Today is Wednesday. What day of the week will it be after 17 days? (a) Sunday (b) Friday (c) Monday (d) Saturday
39. 39.Today is Wednesday. What day of the week will it be after 27 days? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
40. 40.If 9 December is a Saturday, what day of the week is 17 December? (a) Monday (b) Sunday (c) Saturday (d) Tuesday

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