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Sam drove for 2 hours at 45 mph. He has the same distance remaining. How fast should he drive to make his average speed 60 mph?
Sam drove for 2 hours at 45 mph. He has the same distance remaining. How fast should he drive to make his average speed 60 mph?
90 miles an hourspeedneeded to average 60 miles per hour for the whole trip.What is Equation?Two or more expressions with anEqual signis called as Equation.Given that Sam drove for 2 hours at 45 mphWe know thatspeed=Distance/ time45=Distance/290 miles =DistanceNow let us find the speed should he drive to make hisaverage speed60 mph90/45+90/x=180/602+90/x=390/x=1x=90Hence, 90 miles an hourspeedneeded to average 60 miles per hour for the whole trip.To learn more onEquation:brainly.com/question/10413253#SPJ6...
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