(2010•宜良县模拟)3÷______=0.375=______:______=( )16=24
24:______=______:24=0.375=( )16
15:______=______÷______=(  
3÷______=______÷24=12( )
21÷______=( )16
______:______=0.75=12÷______=(
______÷______=0.8=28( )
(1)34.37°=______度______分______秒. (2)3
______÷4=9( )=0.75
______:0.8=( )24
0.375=______÷16=______:8=12( )
5000平方分米=______平方米 3平方分米=______
24÷______=( )24