Mailing labels are sold in packages of 12 and envelopes are sold in packages of 20. What is the least number of envelopes you can buy so that there is one label for each envelope with none left over? How many packages of each will you need?

True or false? a circle could be circumscribed about the quadrilateral below.

Alicia puts $400 in a bank account. each year the account earns 5% simple interest. how much money will be in her bank account in six months?

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.