If the Profit Function Is $P ( x ) = \frac { 5 x ^ { 2 } } { 3 } + \frac { 2 } { 3 x } + 2 x - 10$

Multiple Choice

If the profit function is $P ( x ) = \frac { 5 x ^ { 2 } } { 3 } + \frac { 2 } { 3 x } + 2 x - 10$ for producing a product, find the marginal profit at a production level of 10 units.

A) $\frac { 5299 } { 150 }$
B) $\frac { 2651 } { 150 }$
C) 60
D) 423
E) $\frac { 252 } { 75 }$