Tyrone owes $28,000 in student loans. He will pay the loan for 20 years at a rate of 8.25%. How much will Tyrone pay in interest? How much will he pay altogether?

(hurry! ) which expression is equivalent to the following complex fraction?

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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.