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Mathematics, 21.06.2019 18:00
Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?
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Mathematics, 21.06.2019 21:30
Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)
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Mathematics, 21.06.2019 21:50
Suppose that the price p, in dollars, and the number of sales, x, of a certain item follow the equation 4 p plus 4 x plus 2 pxequals56. suppose also that p and x are both functions of time, measured in days. find the rate at which x is changing when xequals2, pequals6, and startfraction dp over dt endfraction equals1.5.
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