a:b = 3:7 and b:c = 9:5. What is a:b:c? – McqOptions

MCQOPTIONS

1.	a:b = 3:7 and b:c = 9:5. What is a:b:c?
A.	3:15:5
B.	21:16:45
C.	3:7:5
D.	27: 63:35
Answer» E.

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