Solve the Problem $$P ( x ) = - 0.004 x ^ { 2 } + 2.8 x - 250$$

question 151

Multiple Choice

Solve the problem.
-The profit that a vendor makes per day by selling x pretzels is given by the function $$P ( x ) = - 0.004 x ^ { 2 } + 2.8 x - 250$$ Find the number of pretzels that must be sold to maximize profit.

• A)240 pretzels
• B)350 pretzels
• C)1.4 pretzels
• D)700 pretzels

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