{"id":"act_practice_pdf:pt1:math:011","source_id":"act_practice_pdf","source_item_id":"pt1-math-011","external_id":null,"program":"ACT","section":"math","category_code":"IES","category":"Integrating Essential Skills","subcategory_code":null,"subcategory":null,"form_id":"act_practice_pdf:pt1","passage_id":null,"position":11,"scored":true,"layout_warning":null,"stem":"An object is launched vertically at 30 meters per second from a 55 -meter-tall platform. The height, h (t) meters, of the object t seconds after launch is modeled by h (t) = −4.9 t + 30t + 55 . What will be the height, in meters, of the object 3 seconds after launch?","stimulus":"","stimulus_html":"<figure><img src=\"/api/assets/aac70d1073c7f1a050f8b5f340bbbca9a7707e98c12c3dadb38627dc81dbdc14\" alt=\"Question 11 as printed in the Preparing for the ACT — Practice Test 1 booklet\"><figcaption>As printed in the official booklet.</figcaption></figure>","stem_html":"<p>An object is launched vertically at 30 meters per second from a 55 -meter-tall platform. The height, h (t) meters, of the object t seconds after launch is modeled by h (t) = −4.9 t + 30t + 55 . What will be the height, in meters, of the object 3 seconds after launch?</p>","rationale_html":null,"correct_answer":["B"],"equiv_key":"544185a92ccf1be767830478","has_media":true,"has_mathml":false,"has_table":false,"section_label":"Mathematics","options":[{"label":"A","content_html":"<p>44.1</p>","ord":0},{"label":"B","content_html":"<p>100.9</p>","ord":1},{"label":"C","content_html":"<p>145</p>","ord":2},{"label":"D","content_html":"<p>189.1</p>","ord":3}],"passage":null,"attribution":{"source_id":"act_practice_pdf","source_name":"Official ACT full-length practice tests (PDF)","rights_holder":"ACT Education Corp.","canonical_url":"https://www.act.org/content/act/en/products-and-services/the-act/test-preparation.html","retrieved_from":"https://www.act.org/content/act/en/products-and-services/the-act/test-preparation.html","attribution":"Full-length ACT practice tests © ACT Education Corp., published free at act.org. Questions are retired items from previous ACT administrations.","disclaimer":"Extracted from a print-layout PDF: equations, figures and charts do not survive as text. Use the original PDF for anything that renders poorly. ACT® is a registered trademark of ACT Education Corp., which is not affiliated with, does not sponsor, and does not endorse this project.","license":"ACT Education Corp. copyright. Published free for personal test preparation; not licensed for redistribution.","redistributable":false,"item_count":342},"equivalents":[]}