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.) 385.61 + 212.47 – 592.09 = 300.02 – 180.15 + ?
    A 50 Correct Answer Incorrect Answer
    B -110 Correct Answer Incorrect Answer
    C 75 Correct Answer Incorrect Answer
    D -80 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ,

    385.61 + 212.47 – 592.09 = 300.02 – 180.15 + ?

    390 + 210 – 590 ~ 300 – 180 + ?

    10 ~ 120 + ?

    ? ~ 10 – 120

    ? ~ -110

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