Solve the problem.A ball is thrown downward from a window in a tall building. Its position at time t in seconds is given by 
where s is in feet. How long will it take the ball to fall 
Round to the nearest tenth, if necessary.
A. 3.6 sec
B. 1.9 sec
C. 2.7 sec
D. 1.7 sec
Answer: B
Mathematics
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Solve the equation.2a = -14
A. 1 B. 16 C. -16 D. -7
Mathematics
Fill in the blank with one of the words or phrases listed below.
The fraction equivalent of the % symbol is 
.
A. base
B. 100%
C. 0.01
D. 
Mathematics
In the circuit shown, XL = 6 Kê and R = 4 Kê. Find the angle that the voltage leads the current.
Mathematics
Solve the equation.
+ 
= 4
A. {-2}
B. {
, -2}
C. {0}
D. {2, -2}
Mathematics