Consider a monopoly that has a demand curve that is a straight line that intersects the vertical axis at a price of $5 and has a slope of -2. The marginal revenue curve for this firm will have a slope of _____________

Consider a firm that has ATC (average total cost) of $4 and AFC (average fixed cost) of $1.50 at its current production point of 100 units. This means that its average variable cost is currently $________