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15 October, 08:57

The owner of the "CD Universe" website just bought 1000 CDs by the same musical artist. Each CD cost $6.45. CD Universe decides to sell them to its customers for $12.95 each. What formula could be used to calculate the profit/loss, p, for selling n CDs?

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  1. 15 October, 09:26
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    The total cost of 1000 CDs is: 6.45*1000=6450.

    The revenue is the product of the number of CDs sold, n, and the selling price of each is 12.95.

    P=12.95n-6450
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