$\text { A real estate office handles an apartment complex with } 50 \text { units. When the rent is }$

Multiple Choice

$\text { A real estate office handles an apartment complex with } 50 \text { units. When the rent is }$ $\$ 600$ per month, all 50 units are occupied. However, when the rent is $\$ 645$ , the average number of occupied units drops to 47 . Assume that the relationship between the monthly rent $p$ and the demand $x$ is linear. Predict the number of units occupied if the rent is raised to $\$ 660$ .

A) 43 units
B) 54 units
C) 57 units
D) 49 units
E) 46 units