Refer to the Accompanying Figure A)-5
B)0

question 9

Multiple Choice

Refer to the accompanying figure. The marginal utility of the 5?? apple is:  
$$\begin{array} { | c | c | } \hline \text { Number of Apples } & \begin{array} { c } \text { Tatal } \\\text { Utility }\end{array} \\\hline 1 & 20\\\hline 2 & 35 \\\hline 3 & 45 \\\hline 4 & 50 \\\hline 5 & 45 \\\hline\end{array}$$

• A)-5.
• B)0.
• C)5.
• D)45.

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Definitions:

Efficiency

The optimal use of resources to achieve the desired ends, minimizing waste and maximizing output.

General Equilibrium Prices

The set of prices for all goods and services in an economy at which supply and demand across all markets are in balance.

Recreational Activities

Activities undertaken for pleasure, leisure, and relaxation during free time.

Equilibrium Price

The price at which the quantity of goods supplied is equal to the quantity of goods demanded.