Table 92 -Refer to Table 9

question 87

Multiple Choice

Table 9.2
$$\begin{array} { | l c | } \hline \text { Cost of machine } & \$ 300,000 \\\hline \text { Arnual autput from mechine } & \$ 35,000 \\\hline \text { Arnual interett rate on loans } & 9 \% \\\hline\end{array}$$
-Refer to Table 9.2. If a firm purchases the machine by taking out a one-year loan, what is the firm's profit from the investment?

• A) $25,500
• B) $35,000
• C) $8,000
• D) $0
• E) $6,525

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Definitions:

Sexual Selection

Mode of natural selection in which some individuals outreproduce others of a population because they are better at securing mates.

Gene Flow

The movement of alleles between populations.

Balanced Polymorphisms

A genetic equilibrium where two or more alleles persist in a population because they each confer some selective advantage that promotes survival.

Frequency-Dependent Selection

Natural selection in which a trait’s adaptive value depends on its frequency among members of a population.