A small publishing company is planning to publish a new book. The production cost to include a one-time fixed cost and variable cost. There are two production methods it could use. With one method the one fixed cost will total $19,521, and the variable cost will be $21 per book. But the other method, the one-time fixed cost will total $62,265, and the variable cost will be $11.25 per book. For how many books produce will accost from the two methods be the same?