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      Question

      If 20% of (A + B) = 30% of (A โ€“ B), then what

      percentage of B is equal to A?
      A 200% Correct Answer Incorrect Answer
      B 300% Correct Answer Incorrect Answer
      C 500% Correct Answer Incorrect Answer
      D 400% Correct Answer Incorrect Answer

      Solution

      (A+B) ร—20/100 = (A-B) ร—30/100 2A+2B =3A-3B 5B=A B/A =1/5 ATQ- B ร— x% =A 1ร— x/100 = 5 x = 500%

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