1 lb of flour = 4 cups. Therefore, 1 cup = 1/4 lb of flour.
http://wiki.answers.com/Q/How_many_pounds_in_a_cup...

There are about four cups of flour per pound, or about 20 cups in a 5 pound bag of flour.
http://www.chacha.com/question/howmanycupsarei...

1 pounds of flour is equal to 3 1/2 cups, so 3 pounds is equal to 9 3/4 cups. While 1 lbs of sugar is equal to 2 1/4 cups.
http://www.kgbanswers.com/whatis3poundsofflou...

All three answers above are wrong. They think that volume ounces are the same as weight ounces. Not true. For water and things that have the same density as water it is close. For
http://answers.yahoo.com/question/index?qid=201004...
