To state: The total gross revenue from the flashlights sold at all three stores if a hardware store chain sells hammers for $3, flashlights for $5, and lanterns for $7. The store manager tracks the daily purchases at three of the chain’s stores in a
The resultant answer is 121.
Given information:
The given matrix is:
Explanation:
The
matrix that represents the daily purchases at three of the chain’s stores is given below:
Now write a
Multiply the two matrixes to find the total gross revenue from hammers, flashlights, and lanterns in each store:
Therefore, the total gross revenue from the flashlight sold at all the three stores is 121.
Chapter 12 Solutions
High School Math 2015 Common Core Algebra 2 Student Edition Grades 10/11
- Algebra and Trigonometry (6th Edition)AlgebraISBN:9780134463216Author:Robert F. BlitzerPublisher:PEARSONContemporary Abstract AlgebraAlgebraISBN:9781305657960Author:Joseph GallianPublisher:Cengage LearningLinear Algebra: A Modern IntroductionAlgebraISBN:9781285463247Author:David PoolePublisher:Cengage Learning
- Algebra And Trigonometry (11th Edition)AlgebraISBN:9780135163078Author:Michael SullivanPublisher:PEARSONIntroduction to Linear Algebra, Fifth EditionAlgebraISBN:9780980232776Author:Gilbert StrangPublisher:Wellesley-Cambridge PressCollege Algebra (Collegiate Math)AlgebraISBN:9780077836344Author:Julie Miller, Donna GerkenPublisher:McGraw-Hill Education