\(X\) grams of water were added to \(80\) grams of a strong solution of acid. If as a result, the concentration of acid

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\(X\) grams of water were added to \(80\) grams of a strong solution of acid. If as a result, the concentration of acid in the solution became \(\dfrac1{Y}\) times of the initial concentration, what was the concentration of acid in the original solution?

(1) \(X=80\)

(2) \(Y=2\)

Answer: E

Source: GMAT Club Tests
Source: — Data Sufficiency |