Solve the Problem $1000 \mathrm { ft } ^ { 3 }$

question 2

Multiple Choice

Solve the problem.
-An office contains $1000 \mathrm { ft } ^ { 3 }$ of air initially free of carbon monoxide. Starting at time $= 0$ , cigarette smoke containing $4 \%$ carbon monoxide is blown into the room at the rate of $0.5 \mathrm { ft } 3 / \mathrm { min }$ . A ceiling fan keeps the air in the room well circulated and the air leaves the room at the same rate of $0.5 \mathrm { ft } ^ { 3 } / \mathrm { min } ^ { \text {. Find } }$ the time when the concentration of carbon monoxide reaches $0.01 \%$ .

• A) 5.01 min
• B) 6.01 min
• C) 8.01 min
• D) 7.01 min

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Definitions:

Heroin

An illegal, highly addictive opioid drug derived from morphine, known for its euphoric effects but also associated with serious health risks.

Opiate Drugs

Narcotic drugs derived from opium or opium-like compounds, used medically to relieve pain but can lead to addiction.

Tolerance

The process of becoming less responsive to a specific amount of a substance or stimulus after repeated exposure.

Dependence

A condition characterized by a physical or psychological need for a substance or behavior, often leading to compulsive use.