SOLUTION: A train left Shawnee traveling due west at 90 miles per hour. A car left Shawnee at the same time traveling due east at 60 miles per hour. How long will it take before the train an

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: A train left Shawnee traveling due west at 90 miles per hour. A car left Shawnee at the same time traveling due east at 60 miles per hour. How long will it take before the train an      Log On


   



Question 40000: A train left Shawnee traveling due west at 90 miles per hour. A car left Shawnee at the same time traveling due east at 60 miles per hour. How long will it take before the train and car are 405 miles apart? Put in nearest tenth of an hour.
thanx

Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
Since they are separating at a rate of 90 + 60, or 150 miles per hour, just divide that into 405 to find the number of hours it will take to be separated by such a distance...
405 / 150 =
2.7 hours