<PRE><B>Question 1123804</B>
h hats
t tee-shirts
{{{h+t=140}}}

-

cost, {{{10h+15t}}}
But what kind of cost was this?  Prices for selling at the festival used, or prices for you to first purchase the items before YOU sell them at festival?


1800 dollars profit?
What about revenue?



INCOMPLETE PROBLEM DESCRIPTION</PRE>