The fixed and variable costs (in U.S. dollars) for the new recycling plant that Napheesa Griner is opening in Australia are computed as follows: Cost Victoria Perth Fixed $1,200,000 - Victoria $1,000,000 - Perth Variable $72/unit Victoria $114/unit Perth Part 2 a) Over what range is each city preferable? Victoria is preferable when the number of units is than enter your response here (round your response to the nearest whole number). Part 3 Perth is preferable when the number of units is ? (round your response to the nearest whole number). Part 4 b) For a recycling of 7,000 units, ? is best.