) A Starbuck's store sells coffee in three sizes: a 12-oz tall, a 16-oz grande, and a 20-oz venti. A tall coffee sells for $1.75, a grande for $1.95 and a venti for $2.25. One morning Ethan served 50 coffees for a total of $98.70. He made the coffee in 80-oz batches and used exactly 10 of the batches during the morning. How many of each size coffee did he sell? [You will just need to help our student set up the problem, not solve it. But do be ready to discuss methods for solving the system of equations].

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter2: Systems Of Linear Equations
Section2.4: Applications
Problem 3EQ: A florist offers three sizes of flower arrangements containing roses, daisies, and chrysanthemums....
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1) A Starbuck's store sells coffee in three sizes: a 12-oz tall, a 16-oz grande, and a 20-oz venti. A tall
coffee sells for $1.75, a grande for $1.95 and a venti for $2.25. One morning Ethan served 50
coffees for a total of $98.70. He made the coffee in 80-oz batches and used exactly 10 of the
batches during the morning. How many of each size coffee did he sell? [You will just need to help
our student set up the problem, not solve it. But do be ready to discuss methods for solving the
system of equations].
Transcribed Image Text:1) A Starbuck's store sells coffee in three sizes: a 12-oz tall, a 16-oz grande, and a 20-oz venti. A tall coffee sells for $1.75, a grande for $1.95 and a venti for $2.25. One morning Ethan served 50 coffees for a total of $98.70. He made the coffee in 80-oz batches and used exactly 10 of the batches during the morning. How many of each size coffee did he sell? [You will just need to help our student set up the problem, not solve it. But do be ready to discuss methods for solving the system of equations].
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