GRE

The average (arithmetic mean) amount donated per person in the group

$12.50

x

0

The greatest possible value of$$\frac{2}{x-y}$$ , where 6≤x≤8 and 2≤y≤5

$$\frac{2}{3}$$

The number of points at which the graph of $$y=f_{(x)}$$ intersects the x-axis in the xy-plane

3

The average (arithmetic mean) of the 4 numbers r, v, y, and z

The average (arithmetic mean) of the 5 numbers r, v, x, y, and z

The radius of the cylinder

5

$$C_{10}$$

$$5^{15}C_{25}$$

25000 +道题目

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