If Blue incurs exactly the same total fixed costs but produces and sells only 1,600,000 notebooks this coming year, what happens to the fixed cost per unit? In turn, what would the total cost per unit be? If the average selling price stays at $2.10, how much gross margin would be earned? (Round per unit answers to 2 decimal places, e.g. 15.25.) Fixed costs Total cost per unit Gross margin by $ per unit $ per unit +A $