In the Eraser Department, the pencils are banded with a metal band and an eraser is crimped into place. There is no setup required for this process. Currently, four people work in this department; each person operates one of four eraser installing machines. To operate a machine, an operator places five pencils in a fixture and presses a start button. The machine then installs erasers on all five pencils. Then the operator removes the finished pencils from the machine and loads five more. After watching one of the operators work at this process, it is observed that is take an average of 90 seconds as the process time for each group of five pencils to be processed through this machine. Therefore, the Cycle Time is___ seconds? (report your answer to 2 decimal places)