Recipe for 12 banana dash nut muffins calls for 1 cup of flour. the number of muffins that can be made varies directly with the amount of flour used. there are 1 and one third cups of flour available. how many muffins can be made? "

On traditional maps, earth is represented in a flat plane, or by euclidean geometry. however, a globe is a more accurate model that comes from elliptical geometry.how does a globe represent the fact that there are no parallel lines in elliptical geometry? the equator is not parallel to any other latitudinal lines. the north and south poles are never connected by a geodesic. the geodesics connecting the north and south poles never intersect. the geodesics connecting the north and south poles intersect at both of the poles.