问题 解答题
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?
答案

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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