수학동아 - 폴리매스

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함께 풀고 싶은 문제

창의력을 기를 수 있는 수학 문제 또는 퍼즐을 내는 곳입니다.

[창의 퍼즐] 양팔 저울 문제

ㅇㅇㅇㅇㅇ 2020.03.12 05:44 조회 468

문제 푼 사람 0명

페이스북 트위터 카카오톡 카카오스토리 네이버블로그 네이버밴드

양팔의 길이의 비가 3:4인 저울이 있다. 저울의 두 접시에 각각 ㄱ, ㄴ 두 추를 올려 놓았더니 수평이 되었다. 또, ㄱ, ㄴ 두 추를 팔의 길이가 짧은 쪽 접시에 올려 놓고 다른 쪽 접시에 추 ㄷ 을 올려 놓았더니 역시 수평이 되었다. 세 개의 추 ㄱ, ㄴ, ㄷ의 무게를 각각 구하여라.

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