SOLUTION: The total revenue R (in dollars) is directly proportional to the number of units sold x. When 25 units are sold, the total revenue is $275. Find a mathematical model that relates t

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Question 1055128: The total revenue R (in dollars) is directly proportional to the number of units sold x. When 25 units are sold, the total revenue is $275. Find a mathematical model that relates the total revenue R to the number of units sold x.

Found 2 solutions by josgarithmetic, MathTherapy:
Answer by josgarithmetic(39617)   (Show Source): You can put this solution on YOUR website!
k, proportionality constant;



Answer by MathTherapy(10552)   (Show Source): You can put this solution on YOUR website!
The total revenue R (in dollars) is directly proportional to the number of units sold x. When 25 units are sold, the total revenue is $275. Find a mathematical model that relates the total revenue R to the number of units sold x.
The model is:  

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