AlgebraWORD PROBLEMSExample 2:How long does it take a plane traveling at 650 miles per hour to go 1430 miles?Solution:Using Equation 2-14:tsv_{av}t1430 miles650^{miles}hourt = 2.2 hoursExample 3:What is the average speed of a train that completes a 450-mile trip in 5 hours?Solution:Using Equation 2-15:v_{av}stv_{av}450 miles5 hoursv_{av}90 miles/hourAlgebraic word problems involving motion are solved using the general relationship amongdistance, time, and average velocity following the same five basic steps for solving any algebraicword problem.Example 1:A plane flying at 525 miles per hour completes a trip in 2 hours less than anotherplane flying at 350 miles per hour. What is the distance traveled?Rev. 0 Page 55 MA-02

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