答案解析

查看更多优质解析解答一举报1.

1.

8:x=9:1 2.

x:4/5=3/4:2/1 3.

0.

16:4/5=x:15 4.

0.

14:4.

8=x:12 5.

2/7:x=3/5:1/7 6.

3/8:2/5=x:5/6 7.

1/10:x=5/1:7 8.

1.

6/4.

8=0.

2/x

更多推荐