4 US quarts = 128 US fluid ounces
http://www.google.com/search?hl=en&q=fluid+ounces+are+in+4+quarts&btnG=Google+Search
128 oz1 quart = 32 oz 1 oz = 0.03 qt 1 Imp. qt = 40 oz
128 OZ
4 quarts of liquid(US) = 128 ounces of liquid(US) 4 quarts of liquid(UK) = 160 ounces of liquid(UK)
1 quart = 32 fluid ounces
153.72 US fluid ounces
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