{"id":"aqua_rat:88bdaed2a74440bff1411d892ac36010","source_id":"aqua_rat","source_item_id":"88bdaed2a74440bff1411d892ac36010","external_id":null,"program":null,"section":"math","category_code":"PHM","category":"Preparing for Higher Math","subcategory_code":null,"subcategory":null,"form_id":null,"passage_id":null,"position":null,"scored":true,"layout_warning":null,"stem":"For bringing each copper coin from the bottom of a river, a coin-diver gets 20 cents, and for each brass coin she gets 25 cents. If after one dive, she got $3.40. What is the minimum number of copper coins that she brought?","stimulus":"","stimulus_html":null,"stem_html":"<p>For bringing each copper coin from the bottom of a river, a coin-diver gets 20 cents, and for each brass coin she gets 25 cents. If after one dive, she got $3.40. What is the minimum number of copper coins that she brought?</p>","rationale_html":"<p>Let&#x27;s subtract $0.20 until we find a multiple of $0.25.</p><p>$3.40 - $0.20*2 = $3.00, which is a multiple of $0.25.</p><p>The answer is C.</p>","correct_answer":["C"],"equiv_key":"b0dd231e39e79637fc8abb32","has_media":false,"has_mathml":false,"has_table":false,"section_label":"Mathematics","options":[{"label":"A","content_html":"<p>4</p>","ord":0},{"label":"B","content_html":"<p>3</p>","ord":1},{"label":"C","content_html":"<p>2</p>","ord":2},{"label":"D","content_html":"<p>1</p>","ord":3},{"label":"E","content_html":"<p>0</p>","ord":4}],"passage":null,"attribution":{"source_id":"aqua_rat","source_name":"AQuA-RAT algebra word problems with rationales","rights_holder":"Google DeepMind and the AQuA-RAT contributors","canonical_url":"https://github.com/google-deepmind/AQuA","retrieved_from":"https://raw.githubusercontent.com/google-deepmind/AQuA/master/","attribution":"Algebra word problems from the AQuA-RAT dataset (Ling et al., 2017), published by Google DeepMind under the Apache License 2.0.","disclaimer":"AQuA-RAT items are crowdsourced algebra problems, not ACT questions. They carry five answer choices in the pre-2025 ACT Mathematics style and no ACT reporting category. Useful for drilling Preparing for Higher Math content; not a substitute for a real form.","license":"Apache License 2.0. Crowdsourced by DeepMind and published for free use, including commercially.","redistributable":true,"item_count":508},"equivalents":[]}