Mauro Products sells a woven basket for $$15$ per unit. Its variable expense is $$12$ per unit and the company$$s monthly fixed expense is $$4,200.$

Required:

Calculate the company$$s break$-$even point in unit sales.

Calculate the company$$s break$-$even point in dollar sales.

If the company's fixed expenses increase by $$600,$ what would become the new break$-$even point in unit sales? In dollar sales?