Cell Pro makes cell phones and has weekly costs of $2800 for rent, utilities, an

Question

Cell Pro makes cell phones and has weekly costs of $2800 for rent, utilities, and equipment plus labor and material costs of $20.50 for each phone it makes. (a) If x represents the number of phones produced and sold, write an expression for Cell Pro's weekly total cost C. C = (b) If Cell Pro sells the phones to dealers for $46.50 each, write an expression for the weekly total revenue R for the phones. R = (c) Cell Pro's weekly profit P is the total revenue minus the total cost. Write an expression for Cell Pro's weekly profit. P =

Explanation / Answer

x = number of phones produced and sold

C(x) = 20.50 x + 2800

b) finding revenue function

R (x) = 46.50 x

c) finding profit function

P(x) = revenue - cost

P = 46.50 x -  20.50 x - 2800

P = 26x - 2800

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