","comment":{"@type":"Comment","text":"Скільки футів у 21 дюймі? "},"educationalAlignment":[{"@type":"AlignmentObject","alignmentType":"educationalSubject","targetName":"Mathematics"},{"@type":"AlignmentObject","alignmentType":"educationalSubject","targetName":"Довжина"}],"encodingFormat":"text/markdown","eduQuestionType":"Multiple choice","learningResourceType":"Practice problem","suggestedAnswer":[{"@type":"Answer","position":0,"text":"$$1\\frac{1}{2} \\text{ фута}$$","encodingFormat":"text/markdown","comment":{"@type":"Comment","text":"Це неправильна відповідь"}},{"@type":"Answer","position":2,"text":"$$2\\frac{1}{4} \\text{ фута}$$","encodingFormat":"text/markdown","comment":{"@type":"Comment","text":"Це неправильна відповідь"}},{"@type":"Answer","position":3,"text":"2 фути","encodingFormat":"text/markdown","comment":{"@type":"Comment","text":"Це неправильна відповідь"}}],"acceptedAnswer":{"@type":"Answer","position":1,"text":"$$1\\frac{3}{4} \\text{ фута}$$","encodingFormat":"text/markdown","comment":{"@type":"Comment","text":"Це правильна відповідь"},"answerExplanation":{"@type":"Comment","text":"Правильна відповідь: $$1\\frac{3}{4} \\text{ фута}$$"}}}}