Question 18 of 254.0 PointsClick to see additional instructions

Question 18 of 254.0 PointsClick to see additional instructions
The cost, in millions of dollars, for a company to manufacture x thousand speed boats is given by the function

C(x) = 4×2 – 32x + 128.

Find the number of speedboats that must be produced to minimize the cost.

To minimize the cost, the company must produce thousand speedboats

 
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Question 24 of 254.0 Points

Question 24 of 254.0 Points
The sales of a certain brand of TV satisfy the linear model y = 110x + 5600 where y represents the number of sales in year x, with x = 0 corresponding to 1982, x = 1 corresponding to 1983, etc. How many units did they sell in 1997?

The number of sales in 1997 was

 
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A comedy show sells lower level tickets for $83

A comedy show sells lower level tickets for $83 and upper level tickets
for $76. On the opening night 6210 tickets were sold for a total $486072

 
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Two angles are supplementary is the sum of their measures is 180 degrees

Two angles are supplementary is the sum of their measures is 180 degrees.
The measure of the first angle is 54 degrees more than 3 times the second angle. Find the measure of the first angle.

 
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