SOLUTION: You plan to drive 900 miles to Florida for Spring Break.You will drive an average of 50 miles per hour.How many miles per hour faster must you average while driving,to reduce your

Question 1112191: You plan to drive 900 miles to Florida for Spring Break.You will drive an average of 50 miles per hour.How many miles per hour faster must you average while driving,to reduce your total driving time by 3 hours?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
You plan to drive 900 miles to Florida for Spring Break.You will drive an average of 50 miles per hour.How many miles per hour faster must you average while driving,to reduce your total driving time by 3 hours?
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Original plan DATA:
dist = 900 ; rate = 50 ; time = 900/50 = 18 hrs
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New plan DATA:
dist = 900 ; time = 15 hrs ; rate = 900/15 = 60 mph
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Cheers,
Stan H.
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