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수학동아 - 폴리매스
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함께 풀고 싶은 문제
창의력을 기를 수 있는 수학 문제 또는 퍼즐을 내는 곳입니다.
[창의 퍼즐] 대중적인 문제
giplee 2020.03.02 08:01 조회 464
문제 푼 사람 1명
공유하기
페이스북 트위터 카카오톡 카카오스토리 네이버블로그 네이버밴드

벤의 책장에는 3권짜리 두꺼운 교과서가 일렬로 이웃해서 꽃혀져 있다. 이 교과서의 표지두꺼는 3mm이고 속지는 10장이 1mm인데 한 권의 앞 뒤 두 장의 표지와 500장의 속지로 이루어져 있다. 하루에 종이 1mm를 먹는 책벌레 한마리가 1권의 맨 앞장부터 2권의 마지막장까지 먹어버렸다 할 때 며칠이 걸릴지 구해보시오.

풀이 까지 완벽히 맞아야 해결드림.

이 문제 어떠셨나요?

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  •  
    giplee Lv.8 2020.03.02 08:01 비밀댓글
    비밀 댓글이 등록 되었습니다.
    댓글 작성하기 댓글수0
  •  
    해결
    O T W O Lv.5 2020.03.02 08:22 비밀댓글
    비밀 댓글이 등록 되었습니다.
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  •  
    O T W O Lv.5 2020.03.02 08:22

    제목이 재미있네요.

    댓글 작성하기 좋아요0 댓글수2
    •  
      giplee Lv.8 2020.03.02 08:25

      네? 이게 재미있어요??

      12초만에 지은 제목인데...

      좋아요0
    •  
      O T W O Lv.5 2020.03.09 18:50

      재밌습니다..

      좋아요0
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