Solve the problem.The period of vibration P for a pendulum varies directly with the square root of the length L. If the period of vibration is 2 sec when the length is 16 inches, what is the period when 
inches?
A. 2.75 sec
B. 0.75 sec
C. 3 sec
D. 2.5 sec
Answer: B
Mathematics
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Calculate the sum.(+49) + (-93)
A. -44 B. -142 C. 142 D. 44
Mathematics
Provide an appropriate response.Find the distance between 
in. and 
in. on a U.S. customary rule.
A. 
in.
B. 
in.
C. 
in.
D. 
in.
Mathematics
Find the domain of the function.Nina is a comissioned salesperson. She earns a base salary of 
per week plus 
of the sales price of the items sold. Her gross salary G as a function of the price p of items sold is given by 
What is the domain of the function?
A. (330, ?) B. [0, ?) C. [330, ?) D. (0, ?)
Mathematics
Find the product.(x + 2y)3
A. x3 + 8y3 B. x3 + 2x2y + 4xy + 4xy2 + 8y2 + 8y3 C. x3 + 6x2y + 12xy2 + 8y3 D. 3(x + 2y)
Mathematics