GRE
The percent increase from 1998 to 2000 in the yearly expenses to run the business
5%
The median value for the combined sample of the 16 numbers
51
$$\frac{x^{3}}{9}$$
$$(\frac{x}{9})^{3}$$
a
7
The average (arithmetic mean) of x+y and x-y
x
$$(5^{t})(5^{t})$$
$$5^{t^{2}}$$
$$3^{-2}$$
$$0.1$$
m+r
q+s
$$a$$
$$b$$
The number of employees at the company on January 1, 2006
0.85k
The area of the region enclosed by the pentagon shown
$$\frac{7}{2}S$$
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