Castor goes deep-sea diving. He starts at sea level and dives 6 1/4 feet every minute for 2 1/2 minutes. After 2 1/2 minutes of diving. Castor’s speed slows down to 4 1/8 feet every minute. If Castor continues to dive 4 1/8 feet every minute for 3 minutes. What is his depth at the end of the last 3 minutes?

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