Express the number in decimal notation.5.5 × 10-1

A. 0.055
B. -5.5
C. 0.0055
D. 0.55


Answer: D

Mathematics

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Solve the problem.A water tank is formed by revolving the curve y = 6x4 about the y-axis. Water drains from the tank through a small hole in the bottom of the tank. At what constant rate does the water level, y, fall? (Use Torricelli's Law: dV/dt = -m.)

A.  = 
B.  = 
C.  = 
D.  = 

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Express the percentage as a decimal.%

A. 0.0125 B. 12.5 C. 0.00125 D. 0.125 E. 1.25

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Solve the equation and state the solution set. = 

A.
B.
C.
D.

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Solve the inequality.512x < 8

A. x < 3
B. x < -3
C. x < - 
D. x < 

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