If an anaerobic digester (100 ft diameter by 20 ft high) has 3' of grit on the bottom and 2' ft of scum on top, what fraction of the usable volume is lost?

Study for the Colorado Wastewater (WW) Operator D Test. Enhance your skills with flashcards and multiple-choice questions, each offering hints and explanations. Prepare for success!

Multiple Choice

If an anaerobic digester (100 ft diameter by 20 ft high) has 3' of grit on the bottom and 2' ft of scum on top, what fraction of the usable volume is lost?

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