Mieko bought 2 gallons of paint. She used 1/4 of the paint on her bedroom, 3 quarts on the hallway, and the rest of the paint in the living room. How many quarts of paint did mieko use in the living room?
2gal. * 4qts./gal. = 8qts.
8 - 8 * 1/4 = 6qts. left.
6-3 = 3qts. left for living room.