A local bakery sold two types of cookies: chocolate chip cookies for $2.00 each and oatmeal cookies for $1.50 each. On a particular day, the bakery sold a total of 50 cookies and collected a total of $85.00 from the sale of these cookies. Let $c$ represent the number of chocolate chip cookies sold and $o$ represent the number of oatmeal cookies sold. Which system of equations represents this relationship between $c$ and $o$?