수학동아 - 폴리매스

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함께 풀고 싶은 문제

창의력을 기를 수 있는 수학 문제 또는 퍼즐을 내는 곳입니다.

[창의 퍼즐] [가짓수] 이과티콘 사고 싶어요ㅠㅠ

니유토갬 2020.06.24 19:13 조회 650

문제 푼 사람 1명

페이스북 트위터 카카오톡 카카오스토리 네이버블로그 네이버밴드

개미는 카톡 이모티콘 중 이과티콘이 너무 갖고 싶어서, 사기로 했다.

그 안에는 개미에게 필요한 것은 80%가 있었고, 이과티콘이 총 60개가 있을 때,

필요한 것은 몇 개인가?

+이과티콘은 6시리즈가 나왔다.

6시리즈를 모두 볼 때, 개미에게 필요한 이과티콘은 몇 개인가?

이전글 컵[창의]

다음글 [조합]경우의수 문제

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해결

도전

infinitepi Lv.9 2020.06.24 19:28 비밀댓글

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