Four students drove from New York to Florida (1200 miles) at a speed of 40 mi/hr. Because they needed to make it to statistics class on time, they returned at a speed of 60 mi/hr. What is their average speed for the round trip

Four students drove from New York to Florida (1200 miles) at a speed of 40 mi/hr. Because they needed to make it to statistics class on time, they returned at a speed of 60 mi/hr. What is their average speed for the round trip

Elementary Algebra

17th Edition

ISBN:9780998625713

Author:Lynn Marecek, MaryAnne Anthony-Smith

Publisher:Lynn Marecek, MaryAnne Anthony-Smith

Chapter5: Systems Of Linear Equations

Section5.1: Solve Systems Of Equations By Graphing

Problem 68E: A marketing company surveys 1,200 people. They surveyed twice as many females as males. How many...

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Question

Four students drove from New York to Florida (1200 miles) at a speed of 40 mi/hr. Because they needed to make it to statistics class on time, they returned at a speed of 60 mi/hr.