SOLUTION: Rapid City is 360 miles from Sioux Falls. At 6 am freight train leaves Rapid City for Sioux Falls and at the same time a passenger train leaves Sioux Falls for Rapid City. The 2 tr

Algebra ->  Rate-of-work-word-problems -> SOLUTION: Rapid City is 360 miles from Sioux Falls. At 6 am freight train leaves Rapid City for Sioux Falls and at the same time a passenger train leaves Sioux Falls for Rapid City. The 2 tr      Log On


   



Question 1147247: Rapid City is 360 miles from Sioux Falls. At 6 am freight train leaves Rapid City for Sioux Falls and at the same time a passenger train leaves Sioux Falls for Rapid City. The 2 trains meet at 9am if the freight train travels 3/5 of the speed of the passenget train how fast does the passenger train travels?
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
speed passenger train, X
speed freight train 3X/5

6AM to 9AM is 3 hours.

3X%2B%283%2F5%29%2A3X=360
Solve for X.