यदि A:B =3:4 , B:C =5:7 तथा C:D =8:9 हो तो A:D=? – McqOptions

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1.	यदि A:B =3:4 , B:C =5:7 तथा C:D =8:9 हो तो A:D=?
A.	13:17
B.	23:14
C.	11:18
D.	10:21
Answer» E.

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