Overview: 1 questions will be solved this time.Among them
           ☆1 inequalities

[ 1/1Inequality]
    Assignment:Find the solution set of inequality 168-X-X*10%/4*3 ≥30 .
    Question type: Inequality
    Solution:
    The inequality can be reduced to 1 inequality：
        168 - X - X * 10 % / 4 * 3 ≥30         (1)

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    From inequality(1)：
         X ≤ 128.372093

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    The final solution set is :
         X ≤ 128.372093

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