A boy standing on the shore of a lake 1 mile wide wants to reach the fast-food restaurant 3 miles down the shore on the opposite side of the lake. If he swims at 2 mph and walks at 4 mph, is it quicker for him to swim directly across the lake and walk to the restaurant or to swim directly to the restaurant? How much quicker? Explain.

In this problem it decreased 20%

Thats where they was ported and the fields that noone really knew much about needed tended, so they put slaves out there do free work and huge profits and so on the north decided to hold its own and was more different way of survival did not have same climate conditions to afford protecting slaves from winter so expenses be diff from south