Timothy has 15 letters and 32 memos to type for his manager. He estimates that
each letter will take 40 minutes to type
and each memo will take 15 minutes to
type. He gets paid $5 a letter and $2 a
memo. If he works for a maximum of 5
hours (300 minutes), how many letters
and memos should Timothy type in
order to maximize his wages?
a

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.