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यदि a : b : c = 3 : 4 : 7 हो तब (a+ b + ...

यदि `a : b : c = 3 : 4 : 7` हो तब `(a+ b + c) : c` ज्ञात करे।

A

`2 :1`

B

`14 : 3`

C

`7 : 2`

D

`1 :2`

लिखित उत्तर

Verified by Experts

The correct Answer is:
A

`:. a + b +c = 14 x`
`c = 7x`
`(a+b+c):c`
`= 14x : 7x = 2 :1`.
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