Solve the Problem $$P ( x ) = - 0.002 x ^ { 2 } + 1.6 x - 150$$

question 175

Multiple Choice

Solve the problem.
-The profit that the vendor makes per day by selling x pretzels is given by the function $$P ( x ) = - 0.002 x ^ { 2 } + 1.6 x - 150$$ Find the number of pretzels that must be sold to maximize profit.

• A)400 pretzels
• B)170 pretzels
• C)800 pretzels
• D)0.8 pretzels

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Definitions:

Trial Balance

A bookkeeping worksheet in which the balances of all ledgers are compiled into debit and credit account column totals that are equal.