Aug 6, 2010 #1 A AbcdEfgh1 New member Joined Aug 6, 2010 Messages 1 Reaction score 0 Points 1 ...post is 18 miles away, and the s? a boat travels downstream to supply post and back in 4.5 hours. if the supply post is 18 miles away, and the speed of the current is 3 miles per hour, what is the speed of the boat in still water
...post is 18 miles away, and the s? a boat travels downstream to supply post and back in 4.5 hours. if the supply post is 18 miles away, and the speed of the current is 3 miles per hour, what is the speed of the boat in still water