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    College Algebra : Application Ratio and Proportion Word Problems

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    The weight of an object varies inversely as the square of its distance from the center of the earth. If an object 8,000 miles from the center of the earth weighs 90 pounds, find its weight when it is 12,000 miles from the center of the earth.

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    6.

    W1/W2 = (R2*R2)/(R1*R1)
    =>90/W2 = (12000*12000)/(8000*8000)
    => W2 = 40 pound

    7.

    Assume we ...

    Solution Summary

    Application Ratio and Proportion Word Problems are investigated.

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