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

[ 1/1Inequality]
    Assignment:Find the solution set of inequality A*0.4*9.8 ≥786.6+(2300-A)*0.145*9.8+A*0.04*9.8 .
    Question type: Inequality
    Solution:
    The inequality can be reduced to 1 inequality：
         A * 0.4 * 9.8 ≥786.6 + ( 2300 - A ) * 0.145 * 9.8 + A * 0.04 * 9.8         (1)

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    From inequality(1)：
         A ≥ 819.33724

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    The final solution set is :
         A ≥ 819.33724

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