SOLUTION: Rescue at Sea: A ship that is in danger of sinking radios the coast Guard for assistance. When the rescue craft leaves the Coast Guard station, the ship is 60 miles away and hea

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Question 499425: Rescue at Sea:
A ship that is in danger of sinking radios the coast Guard for assistance. When the rescue craft leaves the Coast Guard station, the ship is 60 miles away and heading directly toward the station. If the average speed of the ship is 10 miles per hour and the average speed of the rescue craft is 20 miles per hour, how long will it take for the rescue craft to reach the ship?
(Rescue craft)______________________________________(Ship)
20 mi/hr ----->_____________________________<---- 10 mi/hr
<--------------------------- 60 mi ------------------------>
Answer by chessace(471) About Me  (Show Source):
You can put this solution on YOUR website!
Closing speed = 10 + 20 = 30 MPH
Time = dist / Speed = 60 M / 30 MPH = 2 hours.