Violet Van Patten's company Pixels makes video game systems. On average it takes 4.5 hours to make each one during two 8-hour shifts each production day, and the WIP inventory averages 2,340 units. How many systems does Violet make per production day for her steady state process? Go to at least three decimal places for intermediate steps (so 12.1786 would be rounded as 12.179) and one decimal place for your final answer (so 12.1793 would be rounded as 12.2)