Problem $5$ Processes are commonly represented in either of two ways. One style uses blad tions. A similar style uses circles rather than blocks:

Operatton

Operation

Operation

$1$

$2$

$3$

Process can operate in series, as shown in the preceding diagram, or in parallel. as shown here:

$1$

$2$

$3$

$(7)$

$4$

$5$

$6$

Question: What is the capacity $($attainable output$)$ of this system?

$10$ units$/$hr

$15$ units$/$hr

$12$ units$/$hr

$1$

$2$

$3$

$20$ units$/$hr

$(7)$

$4$

$11$ units$/$hr

$5$

$6$

$14$ units$/$hr

$9$ units$/$hr