According to the USGS in 2010, about 355 billion gallons of water per day were consumed to address various needs in the United States. Show that this volume is equal to 397,000 thousand acre-feet per year. (Note: An acre-foot is the amount of water required to cover 1 acre to a depth of 1 ft, 1 acre is equal to 43,560 ft^2, and 1 ft^3 = 7.48 gallons.)

What will be an ideal response?


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