phogirl69

Here's a brain teaser. Just curious to see who knows how to do these around here. I don't need help with these problems or anything, just wanna see who can figure them out. (I already have the answers and will post them later)

A particular seafood restaurant serves dinner Tuesday through Sunday. The restaurant is closed on Monday. Five entrees?snapper, halibut, lobster, mahi mahi, and tuna?are served each week according to the following restrictions:

* Halibut is served on three days each week, but never on Friday.
* Lobster is served on one day each week.
* Mahi mahi is served on three days each week, but never on consecutive days.
* Halibut and snapper are both served on Saturday and Sunday.
* Tuna is served five days each week.
* No more than three different entrees are served on any given day.


#1.) On which of the following pairs of days could the restaurant's menu of entrees be identical?
.
(A) Friday and Sunday
(B) Tuesday and Wednesday
(C) Saturday and Sunday
(D) Wednesday and Friday
(E) Thursday and Friday



#2.) Which of the following is a complete and accurate list of the days on which halibut and lobster may both be served?
.
(A) Tuesday, Thursday
(B) Tuesday, Wednesday, Thursday
(C) Monday, Tuesday, Wednesday
(D) Tuesday, Wednesday, Thursday, Friday
(E) Tuesday, Wednesday, Thursday, Saturday

#3.) If mahi mahi is served on Saturday, it could be true that

(A) snapper and mahi mahi are both served on
...........Sunday
(B) snapper and halibut are both served on Tuesday
(C) lobster and halibut are both served on Thursday
(D) tuna and snapper are both served on Saturday
(E) lobster and snapper are both served on Friday