Karin supplies two small campus coffee shops with homemade chocolate chip cookies, oatmeal cookies, and peanut butter

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Karin supplies two small campus coffee shops with homemade chocolate chip cookies, oatmeal cookies, and peanut butter cookies. The table below shows the number of each type of cookie, in dozens, that Karin sold in one week.
Karin supplies two small campus coffee shops with homemade chocolate

Karin spends $4 for the ingredients for one dozen chocolate chip cookies, $2.50 for the ingredients for one dozen oatmeal cookies, and $3 for the ingredients for one dozen peanut butter cookies.
a) Write the information in the table as a 3 × 2 matrix S.
b) Write a row matrix C that represents the cost, per dozen, of the ingredients for each type of cookie.
c) Find the product CS.
d) State what the entries of CS represent.

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Related Book For  book-img-for-question

College Algebra Graphs and Models

ISBN: 978-0321845405

5th edition

Authors: Marvin L. Bittinger, Judith A. Beecher, David J. Ellenbogen, Judith A. Penna

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