Accuplacer Practice Test (courtesy of UTEP Math Resource Center for Students)
Practice Test Solutions Page
The THEA Practice Test is available at www.thea.nesinc.com.
There are numerous study guides for the student who wants additional help. Try your local bookstore or college campus bookstore.
http://www.testprepreview.com/thea_practice.htm
http://www.huntington.edu/math/Accuplacer/index.htm
http://www.sosmath.com/algebra/algebra.html
http://math.usask.ca/emr/menu.html
http://www.jamesbrennan.org/algebra/
http://www.studyguidezone.com/thea_math.htm