The general linear demand for good X is estimated to be Q = 1,000,000 - 1,000P - 2M - 200PR, where P is the price of good X, M is average income of consumers who buy good X, and PRis the price of related good R. The values of P, M, and PRare expected to be $500, $50,000, and $100, respectively.Compute the quantity of good X demanded for the given values of P, M, and PR

Group of answer choices

$680,000

$580,000

$480,000

$280,000

$380,000