SOLUTION: a fishing boat radioed the coast guard for a helicopter to pick up a sick crew member. at the time of the message the boat is 660 km from the helicopter and heading toward it. the

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Question 677444: a fishing boat radioed the coast guard for a helicopter to pick up a sick crew member. at the time of the message the boat is 660 km from the helicopter and heading toward it. the average speed of the boat is 30 km per hour and the average speed of the helicopter is 300 km per hr. how long will it take the helicopter to reach the boat?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
Think of the boat as standing still and the
helicopter approaching at the sum of their speeds
+660+=+%28+300+%2B+30+%29%2At+
+660+=+330t+
+t+=+2+
The helicopter will take 2 hrs