If (a + b) ∶ (b + c) ∶ (c + a) = 5 ∶ 12 ∶ 11, and a + b + – McqOptions

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1.	If (a + b) ∶ (b + c) ∶ (c + a) = 5 ∶ 12 ∶ 11, and a + b + c = 28, then \(\frac{1}{a}:\frac{1}{b}:\frac{1}{c}\) is equal to:
A.	2 ∶ 3 ∶ 9
B.	2 ∶ 9 ∶ 3
C.	9 ∶ 6 ∶ 2
D.	6 ∶ 9 ∶ 2
Answer» D. 6 ∶ 9 ∶ 2

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