2
÷0.7≈（保留两位小数）[
]|
A ．2.86 |
B ．2.68 |
|
C ．6.28 |
D ．8.26 |
0.1
÷0.3≈（保留一位小数）[
]|
A ．3.339 |
B ．5 |
|
C ．0.3 |
D ．0.13 |
x
×4.5＝81x
＝[
]|
A ．8.4 |
B ．0.56 |
|
C ．2.35 |
D ．18 |
90
÷36＝[
]|
A ．4.8 |
B ．2.5 |
|
C ．4.05 |
D ．5.2 |
做一个大衣橱要用
0.15立方米木料，2.25立方米木料可做________个同样的大衣橱．[
]|
A ．10 |
B ．7 |
|
C ．15 |
D ．9 |
18
÷24＝[
]|
A ．4.75 |
B ．1.2 |
|
C ．2.4 |
D ．0.75 |
5.76
÷4.8＝[
]|
A ．4.75 |
B ．1.2 |
|
C ．2.4 |
D ．0.75 |
0.288
÷0.12＝[
]|
A ．4.75 |
B ．1.2 |
|
C ．2.4 |
D ．0.75 |
李村去年只有
50户家庭有电话，今年有175户家庭安装了电话．李村今年有电话的家庭是去年的________倍．[
]|
A ．5.3 |
B ．3.5 |
|
C ．1.5 |
D ．5.6 |
4
÷5＝[
]|
A ．3.05 |
B ．2.6 |
|
C ．4.8 |
D ．0.8 |