AP Calculus AB Quiz
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CONTEXTUAL APPLICATIONS OF DIFFERENTIATION
Question 1
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A phone battery drops from
90
%
90\%
90%
to
78
%
78\%
78%
in
2
2
2
hours; what is the average percent change per hour?
A
−
6
%
-6\%
−
6%
per hour
B
−
12
%
-12\%
−
12%
per hour
C
+
6
%
+6\%
+
6%
per hour
D
2
2
2
hours per percent
E
78
%
78\%
78%
per hour
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