the supply curve is given Qs= P and the demand curve is given by d = = 12 . 5 and mariginal cost is zero

1. there was a monopoly, with the same supply curve. Given the option between selling 6,000, 8,000 and 10,000, which would the monopolist choose? What will the consumer surplus be?

2. Graphically represent the effects of an increase in demand.