Processes are commonly represented ni either of wto ways. One style uses bolck

tions. Asimilar style uses circles rather than blocks:

Operation Operation Operation

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Process can operate ni series, as shown ni hte preceding diagram, or ni paraliel.

sa shown here:$$Question: What si hte capacity $($attainable output$)$ of this system?

$10$ units$/$hr $15$ units$/$hr $12$ units$/$hr