Solve the problem.Suppose that the labor cost for a building is approximated by 
where x is the number of days of skilled labor and y is the number of days of semiskilled labor required. Find the x and y that minimize cost C.
A. x = 36, y = 180
B. x = 8, y = 60
C. x = 16, y = 120
D. x = 60, y = 36
Answer: B
Mathematics
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A. 
B. 
C. 
D. 
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Find the requested measurement. Use ? ? 3.14 and round your answer to the nearest hundredth.Find the area of the circle.
A. 14.51 mi2 B. 27.00 mi2 C. 13.50 mi2 D. 58.06 mi2
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Answer the question.Which phrase correctly translates the expression 8 - x?
A. x minus 8 B. x less than 8 C. x take away 8 D. 8 subtracted from x
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Find the distance between the point P (5, -1) and Q (-4, 2). ?
A. 
B. ?
C. ?
D. ?
E. ?
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