If a stone is dropped from a height of 100 feet, its height s after t seconds is given by 
with s in feet.
?
a. Find the stone's velocity at 
seconds.
b. When does it reach the ground, and how fast is it travelling when it hits the ground?
?
Round your answers to the nearest hundredth.
?
A. -44, 3.02, -66.44
B. -4, 3.02, -199.98
C. 44, 3.02, -66.44
D. -22, 1.51, -33.22
E. -44, 9.09, -199.98
Answer: A
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