Find the Value(s) of the Function, Subject to the System $P=24 x+21 y$

Find the value(s) of the function, subject to the system of inequalities.
-Find the maximum and minimum of $P=24 x+21 y$ subject to:
$0 \leq x \leq 10,0 \leq y \leq 5,3 x+2 y \geq 6$ .

A) 345,63
B) 105,63
C) 240,63
D) 345,240