If the costs are fixed. Fc=8 The total variable costs were Tvc=1.5Q2+4Q

The request function takes the following image p=32-2Q

1-What is the volume of production that maximizes profits? a)-7 b)4 c)48 d)3.5 e)16 2-Calculate the value of profits at this volume of production a)-7 b)4 c)48 d)3.5 e)16 3-What is the value of marginal revenue at this volume of production? a)-7 b)4 c)48 d)3.5 e)16 4-What is the value of marginal cost at this volume of production? a)-7 b)4 c)48 d)3.5 e)16