Solve
-An Express and Local Train Leave GraysLake at 3 $= 50 \mathrm { mph }$

question 8

Multiple Choice

Solve.
-An express and local train leave GraysLake at 3 P.M. and head for Chicago 50 miles away. The express travels twice as fast as the local and arrives 1 hour ahead of the local. Find the speed of each train.

• A) Express's rate \(= 50 \mathrm { mph }\) and local's rate \(= 25 \mathrm { mph }\).
• B) Express's rate \(= 25 \mathrm { mph }\) and local's rate \(= 12.5 \mathrm { mph }\).
• C) Express's rate \(= 60 \mathrm { mph }\) and local's rate \(= 30 \mathrm { mph }\).
• D) Cannot be determined with information given.

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