If the mean alcohol consumption of the members of a fraternity is 48 ounces per week with a standard deviation of 8 ounces, what percent of the members consume less than 56 ounces per week?

Which lines are parallel? justify your answer. lines p and q are parallel because same side interior angles are congruent. lines p and q are parallel because alternate exterior angles are congruent lines l and m are parallel because same side interior angles are supplementary lines l and m are parallel because alternate interior angles are supplementary.