问题 填空题
12
()
=
8
()
=
4
5
=
16
()
=
()
25
=______(填小数)
答案

12
15
=
8
10
=
4
5
=
16
20
=
20
25
=0.8.

故答案为:15,12,20,20,0.8.

问答题 简答题
单项选择题 A1/A2型题