{"title":"Questão 169 - ENEM 2012","index":169,"discipline":"matematica","language":null,"year":2012,"context":"![](https://enem.dev/2012/questions/169/b957b116-b45b-4ac5-8ee8-3a2519ae6e1f.png)","files":["https://enem.dev/2012/questions/169/b957b116-b45b-4ac5-8ee8-3a2519ae6e1f.png"],"correctAlternative":"E","alternativesIntroduction":"Para obter essas médias, ele multiplicou a matriz obtida a partir da tabela por","alternatives":[{"letter":"A","text":null,"file":"https://enem.dev/2012/questions/169/ac49b2a2-c8b9-47db-aa0b-e3c194aa1553.png","isCorrect":false},{"letter":"B","text":null,"file":"https://enem.dev/2012/questions/169/f19cc62d-cb14-407a-bbd9-20d5c116cb11.png","isCorrect":false},{"letter":"C","text":null,"file":"https://enem.dev/2012/questions/169/07f396c3-1c1c-46aa-bbef-156e0aa6e668.png","isCorrect":false},{"letter":"D","text":null,"file":"https://enem.dev/2012/questions/169/943f11ff-0f7b-4ad1-8dea-915abf2ed0e7.png","isCorrect":false},{"letter":"E","text":null,"file":"https://enem.dev/2012/questions/169/c2bcaf1c-20e6-43b6-801f-19302b2260bb.png","isCorrect":true}]}