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

[ 1/1Inequality]
    Assignment:Find the solution set of inequality (49.9-50x-8)/49.9 <(169-200x-8)/169 .
    Question type: Inequality
    Solution:
    The inequality can be reduced to 1 inequality：
         ( 49.9 - 50 * x - 8 ) / 49.9 < ( 169 - 200 * x - 8 ) / 169         (1)

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    From inequality(1)：
         x < 0.622745

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    The final solution set is :
         x < 0.622745

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