A man who has a volume of four point five cubic feet and a weight of three hundred fifty pounds wishes to travel across the ocean on a ship. In order to obtain insurance he must promise to wear a life preserver at all times. If the life preserver weighs twelve pounds, what is the minimum volume that the life preserver can have so that he will be a good insurance risk?Required to answer. Single choice.

A man who has a volume of four point five cubic feet and a weight of three hundred fifty pounds wishes to travel across the ocean on a ship. In order to obtain insurance he must promise to wear a life preserver at all times. If the life preserver weighs twelve pounds, what is the minimum volume that the life preserver can have so that he will be a good insurance risk?Required to answer. Single choice.