An irregular plot of land is surrounded by four straight

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Princeton Review

An irregular plot of land is surrounded by four straight segments of fence of meter lengths \((5x+5), (5x+5), (3x+10)\) and \(2x\). Is the total length of fence greater than 70 meters?

A. The average (arithmetic mean) fence segment length is less than 25 meters.
B. The largest fence segment is three times the length of the smallest fence segment.

OA B
Source: — Data Sufficiency |