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수학동아 - 폴리매스
본문바로가기
함께 풀고 싶은 문제
창의력을 기를 수 있는 수학 문제 또는 퍼즐을 내는 곳입니다.
[창의 퍼즐] 사막 횡단
Sagan 2020.12.14 06:11 조회 379
문제 푼 사람 1명
공유하기
페이스북 트위터 카카오톡 카카오스토리 네이버블로그 네이버밴드

어떤 사람이 사막을 가로질러 모험을 하고 있다.

10시간을 걸어서 45km를 갔다.

처음 한시간에는 6km를 걷고 마지막 한 시간에는 3km를 걸었다.

이 과정에서 그 사람은 연속된 두 시간에 최소한  9km를 갔음을 증명하여라.

이 문제 어떠셨나요?

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어려워요

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  •  
    해결
    자몽이 Lv.6 2020.12.17 21:01 비밀댓글
    비밀 댓글이 등록 되었습니다.
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    •  
      자몽이 Lv.6 2021.01.18 20:15

      이 옛날 문제를 이제 확인한다구요...?

      좋아요0
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