The Official ACT Mathematics Guide
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About the Author
ACT (Iowa City, IA) is a not-for-profit organization providing assessment, research, information, and program management services to support education and workforce development. Known most widely as the makers of the ACT exam--the college readiness and placement assessment taken by some 1.8 million high school students each year--ACT produces a number of assessments and services reaching more than 10 million people along the kindergarten through career continuum. ACT's rigorous research informs policy decisions and helps develop programs that boost lifelong learning potential in schools and workplaces around the world. To learn more, visit www.act.org.