One Model for the Spread of an Epidemic Is That $2000$

question 44

Multiple Choice

One model for the spread of an epidemic is that the rate of spread is jointly proportional to the number of infected people and the number of uninfected people. In an isolated town of $2000$ inhabitants, $110$ people have a disease at the beginning of the week and $1100$ have it at the end of the week. How long does it take for $70 \%$ of the population to be infected?

• A) \(30 \text { days }\)
• B) \(20 \text { days }\)
• C) \(0 \text { days }\)
• D) \(10 \text { days }\)
• E) \(15 \text { days }\)

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Definitions:

Financial Statements

Documents that provide an overview of a company's financial condition, including income statement, balance sheet, and cash flow statement.

Credit

The right side of an account.

Journal Entry

A record in accounting that captures the financial transactions of a business, showing debits and credits for each transaction.

Coupon Rate

Each year, the interest yield on a bond is expressed as a percentage of its nominal value.