","comment":{"@type":"Comment","text":"Ali buys 3 that costs 50 each. How much does he pay? "},"educationalAlignment":[{"@type":"AlignmentObject","alignmentType":"educationalSubject","targetName":"Mathematics"},{"@type":"AlignmentObject","alignmentType":"educationalSubject","targetName":"Block models"}],"encodingFormat":"text/markdown","eduQuestionType":"Multiple choice","learningResourceType":"Practice problem","suggestedAnswer":[{"@type":"Answer","position":0,"text":"200","encodingFormat":"text/markdown","comment":{"@type":"Comment","text":"This is the wrong answer"}},{"@type":"Answer","position":1,"text":"50","encodingFormat":"text/markdown","comment":{"@type":"Comment","text":"This is the wrong answer"}},{"@type":"Answer","position":3,"text":"100","encodingFormat":"text/markdown","comment":{"@type":"Comment","text":"This is the wrong answer"}}],"acceptedAnswer":{"@type":"Answer","position":2,"text":"150","encodingFormat":"text/markdown","comment":{"@type":"Comment","text":"This is the correct answer"},"answerExplanation":{"@type":"Comment","text":"The correct answer is: 150"}}}}