17 Oct '11 22:00>
Originally posted by forkedknightThis has been done above.
I would just divide what it would cost each of them to rent their own boat by the total of what renting 4 different boats would and have each pay that percentage of the fare.
I challenge somebody to find a solution for every possible version.
ie A, B, C, D, AB, AC, AD, BC, BD, CD, ABC, ABD, and BCD; Where each version favors those named and is mathematically plausible and "fair"