A Corporation Has Three Factories, Each of Which Manufactures Acoustic $$A = \left[ \begin{array} { c c c } 50 & 30 & 35 \\25 & 100 & 60\end{array} \right]$$

Multiple Choice

A corporation has three factories, each of which manufactures acoustic guitars and electric guitars.The number of units of guitars produced at factory j in one day is represented by a_ij in the matrix $$A = \left[ \begin{array} { c c c } 50 & 30 & 35 \\25 & 100 & 60\end{array} \right]$$ .

Find the production levels if production is increased by 20%.

A) $\left[ \begin{array} { c c c } 80 & 36 & 42 \\30 & 120 & 72\end{array} \right]$
B) $\left[ \begin{array} { c c c } 65 & 36 & 42 \\30 & 120 & 72\end{array} \right]$
C) $\left[ \begin{array} { c c c } 75 & 36 & 42 \\30 & 120 & 72\end{array} \right]$
D) $\left[ \begin{array} { c c c } 70 & 36 & 42 \\30 & 120 & 72\end{array} \right]$
E) $\left[ \begin{array} { c c c } 60 & 36 & 42 \\30 & 120 & 72\end{array} \right]$