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by jainrahul1985 » Sat Jul 25, 2009 9:26 am
The figure above represents a system of roads along which traffic flows in the direction indicated by the arrows. If the traffic were to split evenly at each fork of
the road system, what percent of the traffic entering fork C would exit at Y?
A. 87.5%
B. 75%
C. 62.5%
D. 50%
E. 12.5%
Answer
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by Spaceman Spiff » Sat Jul 25, 2009 10:03 am
IMO A. From C (100%) to X there are 3 splits in the road so 12.5% exits at X (100%> 50%> 25%>12.5%). All other traffic exits Y. 100-12.5= 87.5.
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