GRE
$$(c-d)^3+3(c-d)^2d+3(c-d)d^2+d^3$$
$$c^3$$
The number of different groups of 2 kittens that can be chosen from a litter of 8 kittens
The number of different groups of 6 puppies that can be chosen from a litter of 8 puppies
$$p$$
$$4$$
$$S$$
51
The percent of the voters surveyed who were in favor of a progressive
57%
The number of possible codes of this type
15
$$\frac{8^28^{-4}}{8^3}$$
$$\frac{1}{2^{15}}$$
$$x$$ percent of $$x$$
$$y$$ percent of $$y$$
The area of triangular region ABG
$$\frac{1}{4}$$ of the area of triangular region ACE
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