Station

Staffing

Processing time $($hours per chair per worker$)$

Stripping

$3$

$2\mathrm{.}5$

Priming

$2$

$1\mathrm{.}5$

Painting

$2$

$2$

Inspection

$1$

$0\mathrm{.}8$

Suppose at the start of the day there is no inventory of chairs in the shop. That is$,$ there are no chairs within any of the stations or between them in any buffer. A truck loaded with $16$ chairs arrives. How many hours will it take them to complete these $16$ chairs? $($The accuracy should be of two digits after the decimal places.$)$