Solve the Problem $\mathrm { N }$ That Will Survive $x$ Hours Is Modeled by the Formula

question 234

Multiple Choice

Solve the problem.
-For a culture of 70,000 bacteria of a certain strain, the number of bacteria $\mathrm { N }$ that will survive $x$ hours is modeled by the formula $\mathrm { N } = 7000 \sqrt { 100 - \mathrm { x } }$ . After how many hours will 21,000 bacteria survive?

• A) \(91 \mathrm { hr }\)
• B) \(97 \mathrm { hr }\)
• C) \(79 \mathrm { hr }\)
• D) \(9 \mathrm { hr }\)

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Definitions:

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Outline a theory of moral development divided into three main stages - preconventional, conventional, and postconventional - each containing two levels, devised by psychologist Lawrence Kohlberg.

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