SOLUTION: A freight train leaves Bison Junction traveling at 35 miles per hour. Two hours later a high speed train leaves Bison junction on parallel tracks traveling 55 miles per hour. In ho

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Question 1075079: A freight train leaves Bison Junction traveling at 35 miles per hour. Two hours later a high speed train leaves Bison junction on parallel tracks traveling 55 miles per hour. In how many hours after the slow train will the fast train overtake the slow train.
Answer by ikleyn(52781) About Me  (Show Source):
You can put this solution on YOUR website!
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Answer. %282%2A35%29%2F%2855-35%29 = 70%2F20 = 3.5 hours = 3 hours and 30 minutes.


It is a standard "catching-up" problem.

See the lesson
- Travel and Distance problems for two bodies moving in the same direction (catching up)
in this site, where you will find the detailed solutions of all types of catching-up problems.


Also, you have this free of charge online textbook in ALGEBRA-I in this site
    - ALGEBRA-I - YOUR ONLINE TEXTBOOK.

The referred lessons are the part of this textbook under the section "Word problems", the topic "Travel and Distance problems".