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Function: model

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Function: require_once

수학동아 - 폴리매스
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함께 풀고 싶은 문제
창의력을 기를 수 있는 수학 문제 또는 퍼즐을 내는 곳입니다.
[창의 퍼즐] 이상한 현상
뉴＿턴 2019.10.22 06:52 조회 793
문제 푼 사람 2명
공유하기
페이스북 트위터 카카오톡 카카오스토리 네이버블로그 네이버밴드

한 장난감 회사에서 저번 7년 동안 만든 장난감중 불량률은 1.6%였다. 그래서 예시적으로는 작년인 2018년애는 5000개중 80개가 불량품이였다. 그런데, 올해 2019년에는 총 2500개의 장난감을 만들었는데, 불량품이 60개나 생겼다. 왜 이런 일이 일어났을까??

이 문제 어떠셨나요?

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  •  
    다시 도전
    K→C≡N Lv.11 2019.10.22 06:55 비밀댓글
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    •  
      뉴＿턴 Lv.8 2019.10.22 06:56

      아닙니다. 불량률은 계속 1.6%로 일정했습니다

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    해결
    집고양이 Lv.8 2019.10.22 07:43 비밀댓글
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    해결
    K→C≡N Lv.11 2019.10.22 15:17 비밀댓글
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