SOLUTION: Adam and Gloria traveled in a sailboat for 4 hours with a 6 mph current in the water. Against the same current, it took them 6 hours to return home. How fast was the boat traveling

Algebra ->  Linear-equations -> SOLUTION: Adam and Gloria traveled in a sailboat for 4 hours with a 6 mph current in the water. Against the same current, it took them 6 hours to return home. How fast was the boat traveling      Log On


   

Question 633453: Adam and Gloria traveled in a sailboat for 4 hours with a 6 mph current in the water. Against the same current, it took them 6 hours to return home. How fast was the boat traveling in still water?
please show how you did it.
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

 Note:  D = rt   

Question states*** distance the same up and down 

 4%28r+%2B+6mph%29+=+6%28r+-+6mph%29   Solve for r, the speed in still water

             60 = 2r

             30mph = r