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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.)341.98 + 228.09 - ? X 7.01 = 20.01 X √120
    A 45 Correct Answer Incorrect Answer
    B 25 Correct Answer Incorrect Answer
    C 50 Correct Answer Incorrect Answer
    D 85 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ,

    341.98 + 228.09 - ? X 7.01 = 20.01 X √120

    342 + 228 - ? X 7 ~ 20 X √121

    570 - ? X 7 ~ 20 X 11

    570 - ? X 7 ~ 220

    ? X 7 ~ 570 - 220

    ? ~ (350/7)

    ? ~ 50

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