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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] 암벽등반 노리
관종이 2019.12.22 08:12 조회 727
문제 푼 사람 1명
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페이스북 트위터 카카오톡 카카오스토리 네이버블로그 네이버밴드

마리오, 루이지 그리고 요시는 암벽등반을 한다.

마리오는 시작하려고 할 때, 루이지는 120미터 위가 더 올라와 있었고, 그리고 요시는 정상에서 내려오려고 하고 있었다.

마리오가 루이지가 있던 높이에 올라갔을 때 루이지는 마리오가 온 높이의 2/5만큼 더 올라갔고, 그리고 이런 식으로 갔더니 마리오와 루이지가 정상에 도착한 시간이 같았다.

요시와 마리오의 속력이 비가 2:3이면 요시가 내려오면서 마리오와 루이기가 만난 높이는 각각 몇 미터인가?

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