Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 3 - Introduction to Graphing - 3.1 Reading Graphs, Plotting Points, and Scaling Graphs - 3.1 Exercise Set - Page 160: 13

Answer

The person weighs more than 140 pounds.

Work Step by Step

The given graph has the person's weight on the x-axis and the number of drinks a person would need to reach a blood-alcohol level of $0.08\%$ on the y-axis. The graph shows (from the fourth bar from the left onward) that, after 3 drinks, a person who weighs more than 140 pounds will not reach a blood-alcohol level of $0.08\%$.
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