SOLUTION: A train can travel at a constant rate from New York to washington a distance of 225 miles. A new train that travels 50 mph faster can get from New York to richmond a distance of 37

Algebra ->  Customizable Word Problem Solvers  -> Travel -> SOLUTION: A train can travel at a constant rate from New York to washington a distance of 225 miles. A new train that travels 50 mph faster can get from New York to richmond a distance of 37      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


   



Question 916960: A train can travel at a constant rate from New York to washington a distance of 225 miles. A new train that travels 50 mph faster can get from New York to richmond a distance of 375 miles in the same time it takes the old train to get to washington. find the speed of each train
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
Washington train x mph - 225 miles
Richmond train x+ 50 mph - 375 miles

t=d/r
225 / x = 375 / ( x+ 50 )
Cross multiply
225 ( x 50 ) = 375 * x
225 x + 11250 = 375 x
375 x -225 x = 11250
150 x = 11250
/ 150 mph
x = 75 Washington train mph
125 Richmond train