SOLUTION: A freight train starts out at 0 miles per hour. After 15 miles the train is traveling 90 miles per hour. What interger represents the average increase in speed per mile?

Algebra ->  Customizable Word Problem Solvers  -> Misc -> SOLUTION: A freight train starts out at 0 miles per hour. After 15 miles the train is traveling 90 miles per hour. What interger represents the average increase in speed per mile?      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


   



Question 115129: A freight train starts out at 0 miles per hour. After 15 miles the train is traveling 90 miles per hour. What interger represents the average increase in speed per mile?
Answer by edjones(8007) About Me  (Show Source):