Solve the problem.The period of vibration P for a pendulum varies directly as the square root of the length L. If the period of vibration is 3 sec when the length is 36 inches, what is the period when 
(Round to the nearest hundredth.)
A. 0.75 sec
B. 3.25 sec
C. 3.75 sec
D. 4.00 sec
Answer: A
Mathematics
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Solve the problem.If the Jefferson Method is used to apportion 131 legislative seats to six states with the populations given in the table, then a violation of the Quota Rule occurs. 
The apportionment for which state violates the Quota Rule?
A. d B. f C. e D. b
Mathematics
Find the area.
A. 38 sq yd B. 43 sq yd C. 80 sq yd D. 54 sq yd
Mathematics
Solve the problem.An electrical circuit contains three resistors connected in parallel. If the resistance of each is R1, R2, and R3 ohms, respectively, their combined resistance R is given by the formula 
Express R as a rational expression.
What will be an ideal response?
Mathematics
Use the fact that the given triangles are similar to find the value of x.
A. 21 B. 28 C. 12 D. 7
Mathematics