Question 1033486
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Two cars started at sunrise and each traveled at a constant speed,one from city A to city B and the other from city B to city A 
on the same highway. They met at noon and {{{highlight(continuining)}}} without stopping {{{highlight(cross(and))}}} arrived at city B at 4 p.m and at city A at 9 p.m.
Determine the sunrise time for that day    
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O, well known and very familiar problem!



See the lesson <A HREF=https://www.algebra.com/algebra/homework/word/travel/Another-unusual-Travel-problem.lesson>Another unusual Travel problem (Arnold's problem on two walking old women)</A> in this site.