Find the limit algebraically.
(4 - 7x2)
A. -52
B. -444
C. -108
D. 452
Answer: B
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What was the magnitude of this earthquake on the Richter scale? 
A. 6.1 B. 3.9 C. 14 D. 16.1
Solve.On an architect's blueprint, 1 inch corresponds to 12 feet. If an exterior wall is 
long, find how long the blueprint measurement should be. Write answer as a mixed number if necessary.
A. 72 in.
B. 6 in.
C. 1
in.
D. 54 in.
Solve the problem.A rock falls from a tower that is 93.1 m high. As it is falling, its height is given by the formula 
How many seconds will it take for the rock to hit the ground (h=0)?
A. 1800 s B. 9.6 s C. 9.4 s D. 4.4 s