16:20=32:_=_÷10=4/( )=( )80=1.6÷_=_:0.2.

问题描述:

16:20=32:______=______÷10=

4
( )
=
( )
80
=1.6÷______=______:0.2.

16:20=32:40=8÷10=

4
5
=
64
80
=1.6÷2=0.16:0.2.
故答案为:40,8,5,64,2,0.16.