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If a : b : c=2:3:4\ a n d\ 2a-3b+4c=33...

If `a : b : c=2:3:4\ a n d\ 2a-3b+4c=33 ,` then the value of `c` is

A

6

B

9

C

12

D

`(66)/(7)`

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The correct Answer is:
C
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