题目内容
(700-140)÷(240-160)=
[ ]
|
A.8 |
B.9 |
|
C.6 |
D.7 |
答案:D
解析:
解析:
|
(700-140)÷(240-160) =560÷80 =7 选D. |
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题目内容
(700-140)÷(240-160)=
[ ]
|
A.8 |
B.9 |
|
C.6 |
D.7 |
|
(700-140)÷(240-160) =560÷80 =7 选D. |