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      Question

      Simplify the following expressions and choose the

      correct option. [(13)² − (9)²] × (5/8) = ?
      A 70 Correct Answer Incorrect Answer
      B 55 Correct Answer Incorrect Answer
      C 95 Correct Answer Incorrect Answer
      D 12 Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      ATQ, 13² = 169, 9² = 81 169 − 81 = 88 88 × (5/8) = 11 × 5 = 55

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