The ACT is considered to be more curriculum-based. It has no analogies on it and has approximately 1/4 math-related questions. On the ACT it is to a students' advantage to answer every question even if he must guess. On the ACT English Test (timed--45 minutes), punctuation, grammar/usage, and sentence structure are tested. The ACT also tests rhetorical skills such as strategy, organization, and style. Under the Usage/Mechanics section, punctuation is 13%, basic grammar and usage is 16%, sentence structure is 24%, strategy is 16%, organization is 15%, and style is 16%. Three scores are reported for the ACT English Test: a total based on all 75 questions, a subscore in Usage/Mechanics (40 questions) and a subscore in Rhetorical Skills (35 questions.) The ACT Mathematics Test permits students to use calculators. The ACT covers pre-algebra, elementary algebra, intermediate algebra, coordinate geometry, plane geometry, and trigonometry. Four scores are reported on the ACT Mathematics Test: a total score based on all 60 questions, a subscore in Pre-Algebra/Elementary Algebra (24 questions), a subscore in Intermediate Algebra/Coordinate Geometry (18 questions), and a subscore in Plane Geometry/Trigonometry (18 questions). The ACT Reading Test covers four types of reading selections: social studies, natural sciences, prose fiction, and humanities. A subscore in Social Studies/Sciences is based on questions in social studies and natural sciences sections, and a subscore in Arts/Literature is based on prose fiction and humanities sections. The ACT Reading Test provides scores on all 40 questions, a subscore in Social Studies/Sciences reading skills (20 questions), and a subscore in Arts/Literature reading skills (20 questions). The ACT has a Science Reasoning Test, which includes biology, chemistry, physics, and earth/space sciences. Of the Science Reasoning Test, data representation is 38%, research summaries is 45%, and conflicting viewpoints is 17%.