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Function: require_once
수학동아 - 폴리매스
함께 풀고 싶은 문제
창의력을 기를 수 있는 수학 문제 또는 퍼즐을 내는 곳입니다.
[창의 퍼즐] 콩쥐팥쥐[계산]난이도: OOO, 노가다 60%
khr519
2020.07.12 04:04
조회 576
나쁜 새엄마가 콩쥐에게 구멍뚤린 항아리에 물을 받으라고 어쩌고 저쩌고...(중략)
결론: 항아리는 10L를 넣을수 있었고 구멍으로 1초당 0.2L가 빠진다.
개구리(두꺼비 인가?..)가 구멍을 막으면 1초당 0.01L가 빠진다.
콩쥐가 처음에(한번에 쏟아부음) 5L를 붓고나서 3초뒤 개구리(?)가 와서 구멍을 막았고
그로부터 3초뒤 콩쥐가 호스(?!!) 를 들고와서 항아리에 넣고 물을 초당0.1L의 속도로 넣기 시작했다
그로부터 4초뒤 개구리(?)가 힘들어서 집(?) 에 돌아갔다
그로부터 3분 뒤 항아리의 물의 양을 구하시오
지금 바로
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