SOLUTION: a train leaves Recto travelling cast at 35 km/hr. an hour later, another train leaves recto on a parallel track at 40 km/hr. How far from the recto will the 2 trains meet?

Algebra ->  Customizable Word Problem Solvers  -> Travel -> SOLUTION: a train leaves Recto travelling cast at 35 km/hr. an hour later, another train leaves recto on a parallel track at 40 km/hr. How far from the recto will the 2 trains meet?      Log On

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Question 320695: a train leaves Recto travelling cast at 35 km/hr. an hour later, another train leaves recto on a parallel track at 40 km/hr. How far from the recto will the 2 trains meet?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Rate*Time=Distance.
.
.
.
Train 1 has already traveled 1 hour or 35 miles.
D1=35%2At%2B35
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.
D2=40%2At
.
.
The trains meet when D1=D2
35%2At%2B35=40%2At
5t=35
t=7hr
Use either equation for distance to calculate the distance once they meet.
D2=40%2At=40%2A7=280km