SOLUTION: At the same time, two trains start toward each other on parallel tracks, 450 miles apart. Train A’s constant rate is 55 mph. Train B’s is 65 mph. How long before they pass each oth
Algebra ->
Customizable Word Problem Solvers
-> Travel
-> SOLUTION: At the same time, two trains start toward each other on parallel tracks, 450 miles apart. Train A’s constant rate is 55 mph. Train B’s is 65 mph. How long before they pass each oth
Log On
Question 1068873: At the same time, two trains start toward each other on parallel tracks, 450 miles apart. Train A’s constant rate is 55 mph. Train B’s is 65 mph. How long before they pass each other?
You can put this solution on YOUR website! At the same time, two trains start toward each other on parallel tracks, 450 miles apart. Train A’s constant rate is 55 mph. Train B’s is 65 mph. How long before they pass each other?
------------
When moving in opposite directions the speeds are added.
---
d = r*t
t = d/r
