Question: A wrench is dropped by a worker at a construction site. Four seconds later the worker hears it hit the ground below. How high is

A wrench is dropped by a worker at a construction site. Four seconds later the worker hears it hit the ground below. How high is the worker above the ground? (The velocity of sound is 1100 ft/s, and the distance the wrench falls as a function of time is s = 16t ².)

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