GRE
$$x^{y}$$
$$y^{x}$$
The third number in list K
The fourth number in list L
The amount by which the price per bottle of the n bottles Joe bought exceeds the price per bottle of the 2n bottles Ann bought
$$\frac{5}{n}$$ dollars
R(3)+R($$\frac{1}{3}$$)
2R(3)
The perimeter of △ABC
$$6r$$
The average (arithmetic mean) of the 8 remainders recorded
3.5
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