Suppose the Number of Leather Bags Produced by a Certain $x ^ { 1 / 2 }$

Multiple Choice

Suppose the number of leather bags produced by a certain firm, utilizing x units of raw materials and y units of labor, is given by the formula f(x, y) = 10 $x ^ { 1 / 2 }$ $y ^ { 1 / 2 }$ . What happens to the production of bags if supplies of both raw materials and labor are tripled?

A) Production is increased by a factor of 6.
B) Production is increased by a factor of 9.
C) Production is increased by a factor of 3.
D) Production is increased by a factor of $\sqrt { 3 }$ .
E) none of these