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

[ 1/1Inequality]
    Assignment:Find the solution set of inequality 1000*0.8(50-a)+750*0.6a ≥29500 .
    Question type: Inequality
    Solution:
    The inequality can be reduced to 1 inequality：
        1000 * 0.8 * ( 50 - a ) + 750 * 0.6 * a ≥29500         (1)

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    From inequality(1)：
         a ≤ 30

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    The final solution set is :
         a ≤ 30

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