Click on the link below for the student practice test:
http://www.mathme.com/andovermath/mcasamplerchecker.htm
Other resources:
http://www.education.state.mn.us/mde/index.html
http://education.state.mn.us/MDE/Accountability_Programs/Assessment_and_Testing/Assessments/MCA/Samplers/index.html
http://www.iq.poquoson.org/2007vasol/eocgeom/eocgeom07.htm
MCA_Grad_test_11th_GRADE.pdf