Total revenue is in dollars and x is the number of units. Suppose that in a monopoly market, the demand function for a product is given by the following equation, where x is the number of units and p is the price in dollars. p110 - 0.1x (a) Find the total revenue from the sale of 500 units. $ (b) Find the marginal revenue at 500 units $ (c) Is more revenue expected from the 501st unit sold or from the 701st? O The 101st unit will bring in more revenue than the 501st unit. The 501st unit will bring in more revenue than the 701st unit. The 501st unit and the 701st unit will bring in the same revenue