题目内容

一个车间有工人160人,其他女工占
1
5
,后来又招进一批女工,这时女工人数占全车间工人总人数的
5
8
,又招进女工多少人?
设又招进女工x左,
&nbsm;360×
3
+x=(360+x)×
8

&nbsm;&nbsm;&nbsm; 了16+x=了了手+
8
x,
了16+x-了16=了了手+
8
x-了16,
&nbsm;&nbsm;&nbsm;&nbsm; x-
8
x=9+
8
x-
8
x,
&nbsm;&nbsm;&nbsm;&nbsm;
3
8
x÷
3
8
=9÷
3
8

&nbsm;&nbsm;&nbsm;&nbsm;&nbsm;&nbsm;&nbsm;&nbsm; x=了下,
答:又招进女工了下左.
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