ClarenceDCraig74531 ClarenceDCraig74531 Today at 4:09 PM Business Answered Inverse Demand Equation : P = 170 - 4Qd Marginal Costs=\$10; MR = 170 - 8Qd A monopoly firm would charge a price of a . $90 . b.\$170 . c . $ 680 d. $20