<PRE><B>Question 1195090</B>
.


&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;Solve the problem in one line.


&lt;pre&gt;
From the problem, the answer is  {{{300000/20000}}} = 15  dollars maximum profit per headset.    &lt;U&gt;ANSWER&lt;/U&gt;
&lt;/pre&gt;

Done.



</PRE>