While selling 15 copies, a man gains the cost price of 5 copies, find the profit percent.​

Question

While selling 15 copies, a man gains the cost price of 5 copies, find the profit percent.​

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Thiên Hương 1 year 2021-09-03T15:41:50+00:00 1 Answers 0 views 0

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  1. mocmien2
    0
    2021-09-03T15:43:40+00:00
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    Answer:

    If the price is p and the cost is c, then

    15p = 20c

    p/c = 20/15 = 1.333

    so, he made 33% profit

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