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    • Question

      What should come in place of (?) question mark in the

      given expression. (17² − 13²) ÷ (17 − 13) = ?
      A 65 Correct Answer Incorrect Answer
      B 20 Correct Answer Incorrect Answer
      C 40 Correct Answer Incorrect Answer
      D 30 Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      ATQ, (a²−b²)/(a−b) = a+b  ⇒ 17+13 = 30

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