GRE

The slope of line j

The slope of line k

6x

y

$$\frac{6k}{8k}$$

$$\frac{3w}{4w}$$

The probability that x will be less than 76 or greater than 86

The probability that x will be between 81 and 86

The least possible number of additional 100-point tests he must take to raise his cumulative average to 90

12

$$\frac{x+y}{x}$$

1

The area of the shaded region

The sum of the areas of the unshaded regions inside the circle

25000 +道题目

3本备考书籍