Solve the proportion. Write the solution as a simplified proper fraction or mixed number when applicable.
= 
A. 8
B. 2
C. 
D. 
Answer: A
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Find the surface area of the surface S.S is the portion of the surface 
that lies above the rectangle 
and 
in the x-y plane.
A. 24[40 + ln 9]
B. 16[40 + ln 9]
C. 8[40 + ln 9]
D. 
[40 + ln 9]
Use transformations to graph the function.y = sin (x + ?)
A. 
B. 
C. 
D. 
Write both an improper fraction and a mixed number or whole number to represent the shaded portion.
A. 
, 
B. 
, 11
C. 
, 1
D. 
, 1
Solve the problem.The president of a certain university makes three times as much money as one of the department heads. If the total of their salaries is $290,000, find each worker's salary.
A. president's salary = $145,000; department head's salary = $72,500 B. president's salary = $21,750; department head's salary = $7250 C. president's salary = $217,500; department head's salary = $72,500 D. president's salary = $72,500; department head's salary = $217,500