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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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