Solve the problem.
-In an economics study, three quantities, $\mathrm { m } , \mathrm { p }$, and $\mathrm { q }$, have been found to be related by the equation $\mathrm { m } = \sqrt { \mathrm { p } } \cdot \sqrt { \mathrm { q } }$. Find $\mathrm { m }$, if $\mathrm { p } = 9$ and $\mathrm { q } = 16$.
A) 7
B) 12
C) 48
D) 144

Question

Quizplus · Accepted Answer

Given $p = 9$ and $q = 16$, substituting these values into the equation $m = \sqrt{p} \cdot \sqrt{q}$ gives $m = \sqrt{9} \cdot \sqrt{16} = 3 \cdot 4 = 12$.

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