If \(4a = 7b = 21c,\) what is the value of \(b?\)

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by M7MBA » Thu Oct 07, 2021 5:57 am

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If \(4a = 7b = 21c,\) what is the value of \(b?\)

(1) \(a = \dfrac74\)

(2) \(c = \dfrac13\)

Answer: D

Source: Princeton Review

Source: Beat The GMAT — Data Sufficiency | Thu Oct 07, 2021 5:57 am

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