Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 243 · 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 29 August is a Sunday, what day of the week is 11 September? (a) Monday (b) Friday (c) Saturday (d) Sunday
2. 2.If 11 July is a Saturday, what day of the week is 21 July? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
3. 3.Today is Monday. What day of the week will it be after 70 days? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
4. 4.If 26 September is a Sunday, what day of the week is 10 October? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
5. 5.If 11 September is a Friday, what day of the week is 12 October? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
6. 6.Today is Saturday. What day of the week will it be after 20 days? (a) Saturday (b) Thursday (c) Friday (d) Sunday
7. 7.Today is Sunday. What day of the week will it be after 79 days? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
8. 8.If 16 January is a Tuesday, what day of the week is 12 February? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
9. 9.Today is Tuesday. What day of the week will it be after 56 days? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
10. 10.If 20 April is a Wednesday, what day of the week is 20 May? (a) Thursday (b) Saturday (c) Friday (d) Sunday
11. 11.If 7 March is a Friday, what day of the week is 17 March? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
12. 12.Today is Sunday. What day of the week will it be after 29 days? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
13. 13.If 7 May is a Saturday, what day of the week is 18 May? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
14. 14.If 14 January is a Tuesday, what day of the week is 24 January? (a) Sunday (b) Friday (c) Thursday (d) Saturday
15. 15.If 14 July is a Monday, what day of the week is 26 July? (a) Saturday (b) Sunday (c) Friday (d) Monday
16. 16.If 23 March is a Sunday, what day of the week is 6 April? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
17. 17.Today is Saturday. What day of the week will it be after 69 days? (a) Sunday (b) Thursday (c) Saturday (d) Friday
18. 18.If 30 August is a Monday, what day of the week is 15 September? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
19. 19.If 11 July is a Sunday, what day of the week is 24 July? (a) Sunday (b) Saturday (c) Friday (d) Monday
20. 20.If 15 May is a Tuesday, what day of the week is 28 May? (a) Wednesday (b) Sunday (c) Tuesday (d) Monday
21. 21.If 16 April is a Thursday, what day of the week is 12 May? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
22. 22.Today is Monday. What day of the week will it be after 22 days? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
23. 23.If 23 March is a Thursday, what day of the week is 10 April? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
24. 24.If 15 January is a Thursday, what day of the week is 25 January? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
25. 25.If 22 June is a Thursday, what day of the week is 3 July? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
26. 26.If 8 May is a Sunday, what day of the week is 23 May? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
27. 27.Today is Friday. What day of the week will it be after 20 days? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
28. 28.Today is Tuesday. What day of the week will it be after 97 days? (a) Monday (b) Tuesday (c) Wednesday (d) Sunday
29. 29.Today is Tuesday. What day of the week will it be after 73 days? (a) Sunday (b) Thursday (c) Friday (d) Saturday
30. 30.If 12 August is a Monday, what day of the week is 23 August? (a) Saturday (b) Sunday (c) Friday (d) Thursday
31. 31.If 2 August is a Wednesday, what day of the week is 15 August? (a) Tuesday (b) Monday (c) Wednesday (d) Thursday
32. 32.Today is Thursday. What day of the week will it be after 84 days? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
33. 33.If 22 May is a Saturday, what day of the week is 5 June? (a) Monday (b) Friday (c) Saturday (d) Sunday
34. 34.If 3 December is a Friday, what day of the week is 16 December? (a) Thursday (b) Saturday (c) Friday (d) Wednesday
35. 35.If 11 November is a Monday, what day of the week is 8 December? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
36. 36.If 23 April is a Thursday, what day of the week is 19 May? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
37. 37.If 11 January is a Tuesday, what day of the week is 17 February? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
38. 38.If 2 August is a Monday, what day of the week is 11 August? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
39. 39.If 24 June is a Saturday, what day of the week is 10 July? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
40. 40.Today is Wednesday. What day of the week will it be after 90 days? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday

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