Solve the problem.The logistic growth function f(t) = 
describes the population of a species of butterflies 
after they are introduced to a non-threatening habitat. How many butterflies are expected in the habitat after 16 months?
A. 320 butterflies
B. 5120 butterflies
C. 480 butterflies
D. 278 butterflies
Answer: D
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Solve the problem.A box with no top is to be constructed from a piece of cardboard whose width measures x in. and whose length measures 6 in. more than its width. The box is to be formed by cutting squares that measure 3 in. on each side from the four corners, and then folding up the sides. If the volume of the box will be 273 in.3, what are the dimensions of the piece of cardboard?
A. 25 in. by 19 in. B. 19 in. by 13 in. C. 37 in. by 22 in. D. 28 in. by 22 in.
Use unit ratios or conversion factors to change to the units indicated. Round to the nearest tenth, if necessary.5.5 ft to centimeters
A. 14.0 cm B. 165.0 cm C. 139.7 cm D. 216.5 cm
Solve the equation.
x - 4 = 1
A. -35 B. -21 C. 35 D. 21
Multiply and simplify.-6z ? 
A. 0 B. 36z C. 1 D. -1