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    Sales revenue

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    A department store sells 20 portable stereos per week at $80 each. The manager believes that for each decrease of $5 in the price, 6 more stereos will be sold. Show the price P by means of a polynomial. Show the quantity Q by means of a polynomial.

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    https://brainmass.com/math/basic-algebra/sales-revenue-polynomials-22763

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    Problem 1S (Sale Revenue Problems)

    A department store sells 20 portable stereos per week at $80 each. The manager believes that for each decrease of $5 in the price, 6 more ...

    Solution Summary

    This shows how to write polynomials for a sales revenue problem.

    $2.19

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