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Question 13 3 pts A monopolist has two sets of customers. The inverse demand for Group 1 is described bv P=2D-X_ For Group 2. the inverse demand is F21DX. The monopolist faces constant marginal cost of 2D and xed costs are zero. What is the prot maximizing guant'rtjnl if the rm can't price discriminate? C) 135 Q 13o 0 1m Qso Question 14 A monopolist has two sets of customers. The inverse demand for Group 1 is described tiv P=2D-X. For Group 2. the inverse demand is szX. The monopolist faces constant marginal cost of 20' and xed costs are zero. What is the prot if the rm can't price discriminate? Q 1334:: 0 8,450 {3. 12.15:: 0 2,4oo Question 15 2 pts A monopolist has two sets of customers. The inverse demand for Group 1 is described by P=2DK. For Group 2. the inverse demand is P=1DX_ The monopolist faces constant marginal cost of 2G and xed costs are zero. What is the consumer surplus if the rm can't price discriminate? D 12,oso 0 5,?25 0 ems Q ssoo