Question

    What approximate value will come in place of the question

    mark (?) in the following question? (Note: You are not expected to calculate the exactvalue.) (56.89)² ÷ 11.98 + (21.12 × 2.01) ≈ ?
    A 372 Correct Answer Incorrect Answer
    B 415 Correct Answer Incorrect Answer
    C 203 Correct Answer Incorrect Answer
    D 313 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ,

    (56.89)² ≈ (57)² = 3249

    3249 ÷ 12 ≈ 270.75

    21.12 × 2.01 ≈ 21 × 2 = 42

    Thus, 270.75 + 42 ≈ 312.75 or 313

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