Suppose the Domestic Supply (Q^S) and Demand (Q^D)for MP3 Players $$\begin{array} { l } Q ^ { S } = - 25 + 10 P \\Q ^ { D } = 875 - 5 P\end{array}$$

Multiple Choice

Suppose the domestic supply (Q^S) and demand (Q^D) for MP3 players in the United States are given by the following set of equations: $$\begin{array} { l } Q ^ { S } = - 25 + 10 P \\Q ^ { D } = 875 - 5 P\end{array}$$ If the United States can import MP3 players from the rest of the world at a per unit price of $50, how many MP3 players will be produced in the United States?

A) 625
B) 475
C) 925
D) 525