A firm that has recently experienced enormous growth is seeking to expand its capacity by leasing a small plant, and is considering three cities.

The table below shows fixed cost per year, variable cost per unit, and additional system transportation cost per year for each location.

a$.$ Compute the annual total cost for each plant, based on an expected annual volume of $110,000$ units.

$\backslash$table$[[$Location$,$Total cost$],[$Plant A$,],[$Plant B$,],[$Plant C$,]]$

b$.$ At what annual volume would this company be indifferent between Plant A and Plant $B?$

Annual volume