{"id":"cb_question_bank:81ded0e3-b3f3-459b-a631-fe68b783fba4","source_id":"cb_question_bank","source_item_id":"81ded0e3-b3f3-459b-a631-fe68b783fba4","external_id":"374a0f38-19f3-4644-8e99-cb97adaa27f3","ibn":null,"question_id":"3a6ed720","program":"SAT","module":"math","domain_code":"Q","domain":"Problem-Solving and Data Analysis","skill_code":"Q.B.","skill":"Percentages","difficulty":"E","score_band":2,"answer_type":"mcq","answer_source":"key","layout_warning":null,"form_id":null,"module_number":null,"position":null,"stem":"Of 900,000 beads, 828,000 are silver. What percentage of the beads are silver?","stimulus":"","stimulus_html":null,"stem_html":"<p style=\"text-align: left;\">Of <math alttext=\"900,000\"><mn>900,000</mn>\n</math> beads, <math alttext=\"828,000\"><mn>828,000</mn>\n</math> are silver. What percentage of the beads are silver?</p>","rationale_html":"<p>Choice D is correct. The proportion of the beads that are silver can be written as <math alttext=\"StartFraction 828,000 Over 900,000 EndFraction\"><mfrac><mn>828,000</mn><mn>900,000</mn></mfrac></math>, or <math alttext=\"0.92\"><mn>0.92</mn>\n</math>. Therefore, the percentage of the beads that are silver is <math alttext=\"0.92 left parenthesis 100 right parenthesis\"><mn>0.92</mn><mfenced><mn>100</mn></mfenced></math>, or <math alttext=\"92 percent sign\"><mn>92</mn><mo>%</mo></math>.</p>\n<p>Choice A is incorrect. This is the percentage of the beads that are not silver.</p>\n<p>Choice B is incorrect and may result from conceptual or calculation errors.</p>\n<p>Choice C is incorrect and may result from conceptual or calculation errors.</p>","correct_answer":["D"],"has_media":false,"has_mathml":true,"has_table":false,"source_created_at":"2023-08-02T20:25:59.831000+00:00","source_updated_at":"2023-08-02T20:25:59.831000+00:00","options":[{"label":"A","content_html":"<p><math alttext=\"8 percent sign\"><mn>8</mn>\n<mo>%</mo></math></p>","ord":0},{"label":"B","content_html":"<p><math alttext=\"36 percent sign\"><mn>36</mn>\n<mo>%</mo></math></p>","ord":1},{"label":"C","content_html":"<p><math alttext=\"72 percent sign\"><mn>72</mn>\n<mo>%</mo></math></p>","ord":2},{"label":"D","content_html":"<p><math alttext=\"92 percent sign\"><mn>92</mn>\n<mo>%</mo></math></p>","ord":3}],"attribution":{"source_id":"cb_question_bank","source_name":"College Board digital SAT question bank (community dump)","rights_holder":"College Board","canonical_url":"https://satsuitequestionbank.collegeboard.org/","retrieved_from":"https://raw.githubusercontent.com/mdn522/sat-question-bank/main/data/cb-digital-questions.json","attribution":"SAT practice questions © College Board, from the official SAT Suite Question Bank. Retrieved via the community dump at github.com/mdn522/sat-question-bank.","disclaimer":"SAT® and PSAT/NMSQT® are trademarks registered by the College Board, which is not affiliated with, does not sponsor, and does not endorse this project.","license":"College Board copyright; source repository carries no licence. Local use only.","redistributable":false,"item_count":2017}}