Find the product.(13)(5.5)(0.1)

A. 0.715
B. 71.5
C. 715.
D. 7.15


Answer: D

Mathematics

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Solve.Find the center, foci, and vertices of the ellipse  +  = 1

A. center at (3, 1)
foci at (3 + 3, 1), (3 - 3, 1)
vertices at (-3, 1), (9, 1)
B. center at (3, 1)
foci at (- 3, 1), (3, 1)
vertices at (6, 1), (-6, 1)
C. center at (3, 1)
foci at (3 + 3, 3), (3 - 3, 3)
vertices at (6, 1), (-6, 1)
D. center at (1, 3)
foci at (1 + 3, 3), (1 - 3, 3)
vertices at (-3, 1), (9, 1)

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Solve the problem.The diagonal of a rectangular storage room is 9 yards long. If its length is 5 times its width, find the dimensions of the room.

A.  yd by  yd
B.  yd by  yd
C.  yd by  yd
D. 9 yd by 45 yd

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Solve the problem.The Mathematics Department is holding an election for department chair. Each member ranks the candidates from first to third. The preference table below shows the results of the ballots with candidates Clark (C), Jones (J), and Smith (S). If the plurality method is used to determine the winner, is the head-to-head criterion satisfied?

A. Yes B. No

Mathematics

Find the inverse of the relation.{(11, 9), (-9, 18), (1, 19)}

A. {(11, 9), (-9, 18), (1, 19)} B. {(11, 18), (11, -9), (19, 1)} C. {(9, 11), (18, -9), (19, 1)} D. {(9, 11), (1, -9), (19, 18)}

Mathematics