Overview: 4 questions will be solved this time.Among them
           ☆4 inequalities

[ 1/4Inequality]
    Assignment:Find the solution set of inequality 0.5*100*1.9+0.50*x*2.02-100-x >0 .
    Question type: Inequality
    Solution:
    The inequality can be reduced to 1 inequality：
        0.5 * 100 * 1.9 + 0.50 * x * 2.02 - 100 - x >0         (1)

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    From inequality(1)：
         x ＞ 500

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    The final solution set is :
         x ＞ 500
[ 2/4Inequality]
    Assignment:Find the solution set of inequality 0.51*100*1.9+0.49*x*2.02-100-x >0 .
    Question type: Inequality
    Solution:
    The inequality can be reduced to 1 inequality：
        0.51 * 100 * 1.9 + 0.49 * x * 2.02 - 100 - x >0         (1)

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    From inequality(1)：
         x < -303.921569

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    The final solution set is :
         x < -303.921569
[ 3/4Inequality]
    Assignment:Find the solution set of inequality 0.52*100*1.9+0.48*x*2.02-100-x >0 .
    Question type: Inequality
    Solution:
    The inequality can be reduced to 1 inequality：
        0.52 * 100 * 1.9 + 0.48 * x * 2.02 - 100 - x >0         (1)

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    From inequality(1)：
         x < -39.473684

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    The final solution set is :
         x < -39.473684
[ 4/4Inequality]
    Assignment:Find the solution set of inequality 0.53*100*1.9+0.47*x*2.02-100-x >0 .
    Question type: Inequality
    Solution:
    The inequality can be reduced to 1 inequality：
        0.53 * 100 * 1.9 + 0.47 * x * 2.02 - 100 - x >0         (1)

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    From inequality(1)：
         x < 13.833992

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    The final solution set is :
         x < 13.833992

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