一项工程,甲乙丙三人合做8天完成.现由甲乙合做1天后,剩下的由丙独做15天完成.求丙的工作效率.
人气:115 ℃ 时间:2020-03-18 02:47:47
解答
(1-
)÷14
=
÷14
=
答:丙每天完成工程总量的
.
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