Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 420 · 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 Monday. What day of the week will it be after 56 days? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
2. 2.Today is Sunday. What day of the week will it be after 98 days? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
3. 3.If 6 May is a Saturday, what day of the week is 16 May? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
4. 4.Today is Monday. What day of the week will it be after 32 days? (a) Friday (b) Saturday (c) Sunday (d) Thursday
5. 5.If 27 January is a Wednesday, what day of the week is 10 February? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
6. 6.Today is Monday. What day of the week will it be after 40 days? (a) Saturday (b) Sunday (c) Friday (d) Monday
7. 7.Today is Saturday. What day of the week will it be after 17 days? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
8. 8.If 23 March is a Wednesday, what day of the week is 6 April? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
9. 9.If 5 July is a Friday, what day of the week is 19 July? (a) Sunday (b) Friday (c) Saturday (d) Thursday
10. 10.If 21 May is a Wednesday, what day of the week is 4 June? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
11. 11.If 15 January is a Monday, what day of the week is 2 February? (a) Saturday (b) Thursday (c) Sunday (d) Friday
12. 12.If 29 August is a Saturday, what day of the week is 2 September? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
13. 13.If 2 July is a Friday, what day of the week is 14 July? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
14. 14.If 11 January is a Friday, what day of the week is 20 January? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
15. 15.If 10 March is a Saturday, what day of the week is 26 March? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
16. 16.Today is Saturday. What day of the week will it be after 74 days? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
17. 17.If 5 May is a Monday, what day of the week is 19 May? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
18. 18.Today is Saturday. What day of the week will it be after 21 days? (a) Sunday (b) Saturday (c) Monday (d) Friday
19. 19.Today is Sunday. What day of the week will it be after 56 days? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
20. 20.If 7 July is a Saturday, what day of the week is 17 July? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
21. 21.If 13 June is a Sunday, what day of the week is 9 July? (a) Friday (b) Saturday (c) Sunday (d) Thursday
22. 22.If 10 August is a Thursday, what day of the week is 21 August? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
23. 23.If 14 September is a Monday, what day of the week is 3 October? (a) Friday (b) Sunday (c) Monday (d) Saturday
24. 24.Today is Friday. What day of the week will it be after 40 days? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
25. 25.If 4 July is a Wednesday, what day of the week is 13 July? (a) Sunday (b) Friday (c) Saturday (d) Thursday
26. 26.If 21 November is a Thursday, what day of the week is 12 December? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
27. 27.Today is Sunday. What day of the week will it be after 68 days? (a) Thursday (b) Sunday (c) Saturday (d) Friday
28. 28.If 22 March is a Tuesday, what day of the week is 1 April? (a) Friday (b) Saturday (c) Sunday (d) Thursday
29. 29.Today is Monday. What day of the week will it be after 45 days? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
30. 30.If 30 August is a Tuesday, what day of the week is 4 September? (a) Sunday (b) Saturday (c) Monday (d) Tuesday
31. 31.If 5 August is a Wednesday, what day of the week is 15 August? (a) Sunday (b) Saturday (c) Monday (d) Friday
32. 32.If 15 March is a Thursday, what day of the week is 27 March? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
33. 33.If 14 September is a Friday, what day of the week is 11 October? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
34. 34.If 3 August is a Sunday, what day of the week is 17 August? (a) Sunday (b) Tuesday (c) Monday (d) Saturday
35. 35.If 13 December is a Thursday, what day of the week is 21 December? (a) Saturday (b) Sunday (c) Thursday (d) Friday
36. 36.If 19 June is a Wednesday, what day of the week is 9 July? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
37. 37.If 14 October is a Monday, what day of the week is 28 October? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
38. 38.If 10 July is a Sunday, what day of the week is 3 August? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
39. 39.If 5 January is a Monday, what day of the week is 14 January? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
40. 40.Today is Wednesday. What day of the week will it be after 92 days? (a) Wednesday (b) Thursday (c) Saturday (d) Friday

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