The Left Coast Bookstore chain has two stores, one in San Francisco and one in Los Angeles. It stocks three kinds of books: hardcover, softcover, and plastic (for infants). At the beginning of January, the computer showed the following books in stock: Hard Soft Plastic San Francisco 1000 2000 5000 Los Angeles 1000 5000 2000 Suppose in January, its sales were as follows: 700 hardcover books, 1300 softcover books, and 2000 plastic books sold in San Francisco and 400 hardcover, 300 softcover, and 500 plastic books in Los Angeles. 1. Create a matrix to show the sales figures. 2. Tell the dimensions of the matrix. 3. Using matrix operations, compute the inventory remaining in each store at the end of January.
The Left Coast Bookstore chain has two stores, one in San Francisco and one in Los Angeles. It stocks three kinds of books: hardcover, softcover, and plastic (for infants). At the beginning of January, the computer showed the following books in stock: Hard Soft Plastic San Francisco 1000 2000 5000 Los Angeles 1000 5000 2000 Suppose in January, its sales were as follows: 700 hardcover books, 1300 softcover books, and 2000 plastic books sold in San Francisco and 400 hardcover, 300 softcover, and 500 plastic books in Los Angeles. 1. Create a matrix to show the sales figures. 2. Tell the dimensions of the matrix. 3. Using matrix operations, compute the inventory remaining in each store at the end of January.
Algebra for College Students
10th Edition
ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter11: Systems Of Equations
Section11.CT: Test
Problem 24CT
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