Home

Tutoring

Subjects

Live Classes

Study Coach

Essay Review

On-Demand Courses

Colleges

Games

Opening subject page...

Loading your content

SSAT Upper Level Quantitative

SSAT Upper Level Quantitative Question of the Day

Practice SSAT Upper Level Quantitative with the production-style question-of-the-day selection for this public URL.

Question 1

A line segment on the coordinate plane has one endpoint at ; its midpoint is . Which of the following gives the -coordinate of its other endpoint in terms of and ?

Explanation: To find the value of the -coordinate of the other endpoint, we will assign the variable . Then, since the -coordinate of the midpoint of the segment is the mean of those of its endpoints, the equation that we can set up is . We solve for :