Two planes fly each other. They are 420 kilometers apart. They pass each other after 3 hours. If their speeds differ by 40 kilometers per hour, what are their speeds?
Two planes fly each other. They are 420 kilometers apart. They pass each other after 3 hours. If their speeds differ by 40 kilometers per hour, what are their speeds?
Elementary Algebra
17th Edition
ISBN:9780998625713
Author:Lynn Marecek, MaryAnne Anthony-Smith
Publisher:Lynn Marecek, MaryAnne Anthony-Smith
Chapter3: Math Models
Section: Chapter Questions
Problem 441PT: Two planes leave Dallas at the same time. One heads east at a speed of 428 miles per hour. The other...
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Two planes fly each other. They are 420 kilometers apart. They pass each other after 3 hours. If their speeds differ by 40 kilometers per hour, what are their speeds?
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