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    Question

    What approximate value will come in place of the

    question mark (?) in the following question? (Note: You are not expected to calculate the exact value.) 40% of 245 + 1728⁽¹/³⁾- 25% of 140 = ? X (5/3)
    A 45 Correct Answer Incorrect Answer
    B 55 Correct Answer Incorrect Answer
    C 34 Correct Answer Incorrect Answer
    D 19 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ,

    40% of 245 + 1728⁽¹/³⁾- 25% of 140 = ? X (5/3)

    Or, 0.40 X 245 + 12⁽³ ˣ ⁽¹/³⁾⁾ - 0.25 X 140 = ? X (5/3)

    Or, 98 + 12 - 35 = ? X (5/3)

    Or, 75 = ? X (5/3)

    Or, ? = 75 X (3/5)

    Or, ? = 45

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