A Lawn-And-Garden Store Sells Three Types of Fertilizer in 50-Pound

Multiple Choice

A lawn-and-garden store sells three types of fertilizer in 50-pound bags: Feed & Weed, Winterizer Blend, and 17-17-17.The number of bags that were sold last weekend is represented by A. $$\begin{array} { l } \text { Feed \& Weed } & \text { Winterizer } & 17 - 17 - 17 \\A=\left[\begin{array}{l}17 \\20 \\17\end{array}\right.&\begin{array}{l}21 \\15 \\15\end{array}&\left.\begin{array}{c}24 \\26 \\28\end{array}\right] \begin{array} {l } \text {Friday }\\ \text {Saturday }\\ \text {Sunday }\\\end{array}\end{array}$$ The selling price per bag and the profit per bag for the three types of fertilizer are represented by B (values are in dollars) . $B = \left[ \begin{array} { l l } \text {Selling Price }& \text { Profit }\\11.50 & 1.20 \\13.25 & 1.50 \\8.25 & 0.70\end{array} \right] \begin{array} { c } \\\text { Feed \& Weed } \\\text { Winterizer } \\17 - 17 - 17\end{array}$ Compute AB and interpret the result.

A) Total Total
Revenue Profit
$$A B = \left[ \begin{array} { l l l } 17 & 21 & 24 \\20 & 15 & 26 \\17 & 15 & 28\end{array} \right] \left[ \begin{array} { c c } 11.50 & 1.20 \\13.25 & 1.50 \\8.25 & 0.70\end{array} \right] = \left[ \begin{array} { c c c } 671.75 & 68.70 \\643.25 & 64.70 \\625.25 & 62.50\end{array} \right] \begin{array} { c } \text { Friday } \\\text { Saturday } \\\text { Sunday }\end{array}$$
B) Total Total
Revenue Profit
$$A B = \left[ \begin{array} { l l l } 17 & 21 & 24 \\20 & 15 & 26 \\17 & 15 & 28\end{array} \right] \left[ \begin{array} { c c } 11.50 & 1.20 \\13.25 & 1.50 \\8.25 & 0.70\end{array} \right] = \left[ \begin{array} { c c } 671.75 & 68.70 \\643.25 & 64.70 \\62.50 & 625.25\end{array} \right] \begin{array} { c } \text { Friday } \\\text { Saturday } \\\text { Sunday }\end{array}$$
C) Total Total
Revenue Profit
$$A B = \left[ \begin{array} { l l l } 17 & 21 & 24 \\20 & 15 & 26 \\17 & 15 & 28\end{array} \right] \left[ \begin{array} { c c } 11.50 & 1.20 \\13.25 & 1.50 \\8.25 & 0.70\end{array} \right] = \left[ \begin{array} { c c } 68.70 & 671.75 \\643.25 & 64.70 \\625.25 & 62.50\end{array} \right] \begin{array} { c } \text { Friday } \\\text { Saturday } \\\text { Sunday }\end{array}$$
D) Total Total
Revenue Profit
$$A B = \left[ \begin{array} { l l l } 17 & 21 & 24 \\20 & 15 & 26 \\17 & 15 & 28\end{array} \right] \left[ \begin{array} { c c } 11.50 & 1.20 \\13.25 & 1.50 \\8.25 & 0.70\end{array} \right] = \left[ \begin{array} { c c } 68.70 & 671.75 \\64.70 & 643.25 \\62.50 & 625.25\end{array} \right] \begin{array} { c } \text { Friday } \\\text { Saturday } \\\text { Sunday }\end{array}$$
E) Total Total
Revenue Profit
$$A B = \left[ \begin{array} { l l l } 17 & 21 & 24 \\20 & 15 & 26 \\17 & 15 & 28\end{array} \right] \left[ \begin{array} { c c } 11.50 & 1.20 \\13.25 & 1.50 \\8.25 & 0.70\end{array} \right] = \left[ \begin{array} { c c } 671.75 & 68.70 \\64.70 & 643.25 \\625.25 & 62.50\end{array} \right] \begin{array} { c } \text { Friday } \\\text { Saturday } \\\text { Sunday }\end{array}$$