Solve Each Problem $\left[ \begin{array} { l l } 51.75 & 68 \\ 21.75 & 30 \\ 64 & 76 \\ 31 & 42.33 \end{array} \right]$

question 488

Multiple Choice

Solve each problem.
-Le Boulangerie, a bakery, sells four main items: sweet rolls, bread, cakes, and pies. The amount of each ingredient (in cups, except for eggs) required for these items is given by matrix

• A) The cost (in cents) for each ingredient when purchased in large lots or small lots is given in matrix Use matrix multiplication to find a matrix giving the comparative cost per bakery item for the two
• Purchase options. A) \(\left[ \begin{array} { l l } 51.75 & 68 \\ 21.75 & 30 \\ 64 & 76 \\ 31 & 42.33 \end{array} \right]\)
• B) \[\left[ \begin{array} { l l } 50.75 & 68 \\ 21.75 & 29 \\ 65 & 76 \\ 31 & 40.33 \end{array} \right]\]
• C)These matrices cannot be multiplied.
• D) \[\left[ \begin{array} { l l } 53.75 & 68 \\ 0 & 0 \\ 65 & 76 \\ 0 & 0 \end{array} \right]\]

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