It is a reference elevation in feet above sea level. A Benchmark
(with a capital B) is an elevation marker established by the
Federal Governement (USGS)for the use by land surveyors.
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what is benchmark and what's the main purpose of benchmark?
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By Benchmark it means what is closer for example the benchmark
of 24% is 25%.
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benchmark rating are your grade on a benchmark test or any
test!!!! xoxo crissy!!