यदि X:Y=3:4 तथा Y:Z=8:9 हो, तो X:Y :Z हो...

यदि `X:Y=3:4` तथा `Y:Z=8:9` हो, तो `X:Y :Z` होगा-

A

`9 :7:6`

B

`6:8:9`

C

`6:9:7`

D

`8 :9:6`

लिखित उत्तर

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The correct Answer is:

B

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