A new pharmaceutical drug calls for $4\mathrm{.}5$ ounces of compound AN$7-$X$1$ per batch of $250$ tablets. AN$7-$X$1$ has a standard price of $$2$ per ounce. An initial inventory of $8,000$ ounces of AN$7-$X$1$ is purchased for $$17,200.$ The firm produces $1,000$ batches of the new drug and uses $4,600$ ounces of AN$7-$X$1.$ All variances are calculated as soon as possible.

Required:

A$.$ Calculate the price and quantity variances for AN$7-$X$1$