Question: I need help solving it A stone is thrown straight up from the edge of a roof, 825 feet above the ground, at a speed

 I need help solving it A stone is thrown straight up

I need help solving it

from the edge of a roof, 825 feet above the ground, at

A stone is thrown straight up from the edge of a roof, 825 feet above the ground, at a speed of 16 feet per second. A. Remembering that the acceleration due to gravity is -32ft /sec, how high is the stone 4 seconds later? Answer: 633 feet. B. At what time does the stone hit the ground? Answer: sec C. What is the velocity of the stone when it hits the ground? Answer: ft/sec

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