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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.) 124.23 Γ— 4.98 – 19.87 Γ— √195.25 = ? Γ— 2.21
    A 110 Correct Answer Incorrect Answer
    B 170 Correct Answer Incorrect Answer
    C 130 Correct Answer Incorrect Answer
    D 155 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ, 124.23 Γ— 4.98 – 19.87 Γ— √195.25 = ? Γ— 2.21 124 Γ— 5 – 20 Γ— √196 ~ ? Γ— 2 620 – 20 Γ— 14 ~ ? Γ— 2 ? Γ— 2 ~ 620 – 280 ? ~ 340 Γ· 2 ? ~ 170

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