Problem 18: The total cost to produce x TV sets of a certain brand is given by C(x) = 500x + 2,650,000 dollars. How many units must be sold to break even, if each unit is sold for $1100? a) 4033 units b) 4417 units c) 4754 units d) 3701 units e) None of the above Problem 19: Refer to problem 18 above, what is the average cost per unit (rounded to the nearest dollar), if they produce 35,000 TVS? a) $675 per TV b) $1,215 per TV c) $538 per TV d) $576 per TV e) None of the above