Mathematics > Standard Multiple Choice

Read the following SAT test question and then click on a button to select your answer. 

A line segment containing the points  and  will also contain the point

(A)

(B)

(C)

(D)

(E)

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The correct answer is C

Explanation

The slope of the line containing the points  and  is , or . If  is another point on this line segment, then x and y must satisfy , or . Of the five choices,  is the only point for which .