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      Question

      Solve the given equation for ?. Find the approximate

      value. (124.85% of 639.77 – 39.85% of 450.21) × (√224.85 ÷ √35.96) = ?
      A 1270 Correct Answer Incorrect Answer
      B 1310 Correct Answer Incorrect Answer
      C 1550 Correct Answer Incorrect Answer
      D 1430 Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      (124.85% of 639.77 – 39.85% of 450.21) × (√224.85 ÷ √35.96 = (125% of 640 - 40% of 450) × (√225 ÷ √36) = (1.25 × 640 - 0.4 × 450) × (15 ÷ 6) = (800 - 180) × (15 ÷ 6) = 620 × 2.5 = 1550 Answer: C

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