A police helicopter is flying at 150 mph at a constant altitude of 0. 5 miles above a straight road. The pilot uses radar to determine that an oncoming car is at a distance of exactly 1 mile from the helicopter, and that this distance is decreasing at 190 mph. Find the speed of the car.
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A police helicopter is flying at 150 mph at a constant altitude of 0. 5 miles above a straight road....
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