If A : B : C = 2 : 3 : 5 and C : D = 2 : 5, then what is A : D? – McqOptions

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1.	If A : B : C = 2 : 3 : 5 and C : D = 2 : 5, then what is A : D?
A.	4 : 25
B.	8 : 21
C.	6 : 25
D.	12 : 35
Answer» B. 8 : 21

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