Bill travels the 400 miles from san francisco to los angeles at 50 mph. sam travels the same distance at 40 mph. how many more hours than bill did it take sam to travel the 400 miles?

The answer would be option 4

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