SOLUTION: A motorboat traveling with the current went 6 mi in 1 h. Against the current, it took 3 h to travel the same distance. Find the rate of the boat in calm water and the rate of the c

Question 667156: A motorboat traveling with the current went 6 mi in 1 h. Against the current, it took 3 h to travel the same distance. Find the rate of the boat in calm water and the rate of the current
Answer by checkley79(3341) (Show Source): You can put this solution on YOUR website!
D=RT
6=R*1
R=6 MPH WITH THE CURRENT.
6=R*3
3R=6
R=6/3
R=2 MPH AGAINST THE CURRENT.
(6+2)/2= SPEED OF THE BOAT IN STILL WATER
8/2=4 MPH.
THUS THE SPEED OF THE CURRENT IS:
6-4=2 MPH.
PROOF:
6-2=4
2+2=4

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