Find the speed at which the helicopter was ascending

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In an action movie, the villain is rescued from the ocean by grabbing onto the ladder hanging from a helicopter. He is so intent on gripping the ladder that he lets go of his briefcase of counterfeit money when he is 130{\rm m} above the water. If the briefcase hits the water 6.0{\rm s} later, what was the speed at which the helicopter was ascending?

Reference no: EM13525076

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