题目内容
若
:
:
=2:3:4,则a:b:c等于( )
| 1 |
| a |
| 1 |
| b |
| 1 |
| c |
| A.4:3:2 | B.6:4:3 | C.3:4:2 | D.3:4:6 |
∵
:
:
=2:3:4,
∴a:b:c=
:
:
=6:4:3.
故选B.
| 1 |
| a |
| 1 |
| b |
| 1 |
| c |
∴a:b:c=
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 4 |
故选B.
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