A company makes widgets and has a fixed cost of $45,000 per month and a variable cost of $45 per…

A company makes widgets and has a fixed cost of $45,000 per month and a variable cost of $45 per widget. If the selling price per widget is p=$160-.04D, a)At what volume of sales is the revenue maximum for this product and how much is this revenue? b)At what volume is the maximum profit per month and how much is this profit? c)At what volumes do breakeven occur?