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If the sides of a triangle ABC are a, b and c such that 2b = a + c, then exhaustive range of b/c is

(A)  (2/3,2)

(B)  (0, 1)

(C)  (-1/2,2)

(D)  (4, 6)

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Best answer

Correct option (A)  (2/3, 2)

a + b > c

Adding c to both sides, we get

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