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If 3⁽ˣ⁻ʸ⁾ = 27 and 3⁽ˣ⁺ʸ⁾ = 243, then x is equal to:

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If 3⁽ˣ⁻ʸ⁾ = 27 and 3⁽ˣ⁺ʸ⁾ = 243, then x is equal to: Answer: 4

3⁽ˣ⁻ʸ⁾ = 27 = 3³ x - y = 3 ....(i) 3⁽ˣ⁺ʸ⁾ = 243 = 3⁵ x + y = 5 ....(ii) On solving (i) and (ii), we get x = 4.

Question context

This question is part of 📏 Arithmetic Aptitude within the broader 🧠 Aptitude Mastery subject and appears in the DemoPaper-Pakistan preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.