If a ∶ b ∶ c = 3 ∶ 4 ∶ 7, then the ratio (a + b + c) ∶ – McqOptions

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1.	If a ∶ b ∶ c = 3 ∶ 4 ∶ 7, then the ratio (a + b + c) ∶ c is equal to:
A.	14 ∶ 3
B.	7 ∶ 2
C.	2 ∶ 1
D.	1 ∶ 2
Answer» D. 1 ∶ 2

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