Question 1198048
<pre>
               percent    pounds            wanted %        pounds result

CORN            25       (0.25)(1700)        40             c+(0.25)(1700)

BRAN           40

ROUGHAGE        35

TOTAL         100          1700                              c+1700
</pre>
c, how many pounds of corn to add.


{{{(c+(0.25)(1700))/(c+1700)=0.40}}}

.
.

{{{highlight(c=1700((0.4-0.25)/(1-0.4)))}}}
Compute this.

{{{highlight(c=425)}}}