Solve the Problem $y$ , to Build an Oil Platform Of $x$

Multiple Choice

Solve the problem. Round to two decimal places unless otherwise indicated.
-Suppose the cost per ton, $y$ , to build an oil platform of $x$ thousand tons is approximated by $y =$ $\frac { 162,500 } { x + 325 }$ . What is the cost per ton for $x = 10$ ?

A) $\$ 16250.00$
B) $\$ 15925.00$
C) $\$ 485.07$
D) $\$ 50.00$