Table 8-A -Refer to Table 8-A

question 145

Multiple Choice

Table 8-A
$$\begin{array} { c c c } \text { Quantity } & \text { Total Revenue } & \text { Total Cost } \\8 & 95 & 90 \\9 & 105 & 93 \\10 & 114 & 98 \\11 & 122 & 105 \\12 & 129 & 114\end{array}$$
-Refer to Table 8-A.The marginal cost of the last unit produced at the profit-maximizing level of output is equal to:

• A)$5.
• B)$7.
• C)$8.
• D)$10.
• E)none of the above.

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