题目内容
与
:
能组成比例的比是( )
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| 3 |
| 1 |
| 4 |
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A、
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| 4 |
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| 12 |
因为比值不相等,所以不能与
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| 1 |
| 4 |
B、
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| 4 |
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| 3 |
| 3 |
| 4 |
因为比值不相等,所以不能与
| 1 |
| 3 |
| 1 |
| 4 |
C、3:4=
| 3 |
| 4 |
因为比值不相等,所以不能与
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D、4:3=1
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| 3 |
因为比值相等,所以能组成比例,
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| 4 |
故选:D.
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