Find the rate as a ratio of distance to time. Round to the nearest hundredth where appropriate.747.45 m, 4.95 hr

A. 155.95 
B. 151 
C. 151 
D. 155.95 


Answer: C

Mathematics

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Give a geometric description of the set of points whose coordinates satisfy the given conditions. x2 + y2 + z2 > 16

A. All points in space B. All points on the surface of the cylinder with radius 4 C. All points outside the cylinder with radius 4 D. All points outside the sphere of radius 4

Mathematics

Multiply.(9m - 2w)(9m + 2w)

A. 81m2 + 36mw - 4w2 B. 81m2 - 36mw - 4w2 C. 81m2 - 4w2 D. 9m2 - 2w2

Mathematics

Determine algebraically whether the function is even, odd, or neither.f(x) = 9x3 + 8

A. even B. odd C. neither

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Solve the system by the method of your choice. Identify systems with no solution and systems with infinitely many solutions, using set notation to express their solution sets. 8x - 3y = 3-16x + 6y = -9

A.
B. {(2, 3)}
C. {(x, y)| 8x - 3y = 3}
D. ?

Mathematics