Feb 10, 2009 #1 S snowy Member Joined Jul 11, 2008 Messages 35 Reaction score 0 Points 6 A boat travels 30 miles upstream in 4 hours. The trip downstream takes 2.5 hours. Find the rate of the boat in still water. Choices: a-12 mph b-10 mph c-9.75 mph d-7.5 mph
A boat travels 30 miles upstream in 4 hours. The trip downstream takes 2.5 hours. Find the rate of the boat in still water. Choices: a-12 mph b-10 mph c-9.75 mph d-7.5 mph