2折来余量3米,也就是说绳子比井的两倍还多6米,3折来余量1.2米,也就是说绳子比井的三倍还多3.6米……绳子比井的两倍还多6米,绳子比井的三倍还多3.6米,所以6-3.6=2.4米就是井深,绳子就是2.4*2+6=10.8米
用绳测井深,2折来余量3米,3折来余量1.2米,那么井深多少米,绳长多少米?
1个回答
相关问题
-
用绳测井深,把绳三折,井外余2米,把绳四折,还差1米不到井口,那么井深多少米?绳长多少米?
-
用绳测井深,把绳三折,井外余2米,把绳四折,还差1米不到井口,那么井深多少米?绳长多少米?
-
用绳测井深,把绳三折,井外余3米,把绳四折,还差1米不到井口,那么井深多少米?绳长多少米?
-
用绳测井深,2折来量还余3米,3折来量还余1.2米,那么井几米,绳几米
-
用绳测井深,把绳三折来量,井外余2米;用绳四折来量,离井口还差一米,井深几米?绳长几米?
-
用绳子测井深,用绳子的2折来量,井外余8米,把绳子3折来量,井外余2米,求井深和绳长各多少米?
-
用绳子测井深,折3折,多16米,折4折,多4米,求绳长几米,井深几米?
-
用绳测井深,把绳三折来量井外余16分米,把绳四折来量,井外余4分米,绳长和井深各多少米?
-
用一条绳子测井的深度,3折来测,井外还余5米,4折来测,井外还余2米,求井深和绳长分别是多少米?
-
用绳子测量井深,把绳三折来量,井外每折余4米;把绳五折来量,绳子刚好到井口,井深多少米?绳子长几米?