DATE:

$15.$

A$.(0\mathrm{.}5$ points$)$ What is mass flow rate of A with mass fraction of $0\mathrm{.}72$ and a mass flow rate of mixture of $130\frac{g}{m}in?$

B$.(0\mathrm{.}5$ points$)$ What is mass fraction of A that has mass flow rate of $A$ of $103\frac{g}{m}in$ and mass flow rate of mixture of $614\frac{g}{m}in?$

Please answer parts a through b and ill leave your response with a like!! Thank you