A fuel station sell, aproximately, 2140 liters of gasoline, per day, in which each liters costs 1,75 dollars. The owner observed that, reducing the price of the liter, occurs an increase in the volume of fuel sold, in the proportion of 20 liters sold per day for each cent reduced in the price of the liter.
A) Obtain an expression that describes the number of liters sold depending on the price of the liter.
B) Calculate the price so that the revenue is maximum.
C) How many liters should be sold, per day, só that the revenue is maximum?
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Someone help me please!!
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