The Population of a City Has Varied Considerably in Recent

question 301

Multiple Choice

The population of a city has varied considerably in recent years. The data in the table relates the population P to time t, in years. Use a quadratic function fitted to the data to predict the population in year 10. $$\begin{array} { c | c } \text { Year, t } & \text { Population, P } \\\hline 0 & 59,000 \\\hline 1 & 48,000 \\\hline 2 & 43,500 \\\hline 3 & 49,000 \\\hline 4 & 41,500 \\\hline 5 & 39,000 \\\hline 6 & 42,500\end{array}$$

• A) 58,964
• B) 119,000
• C) 48,431
• D) 81,020

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Definitions:

Time Lines

Schedules or timelines outlining the sequence and duration of tasks or events.

Cash Flows

The sum of funds flowing in and out of a company, particularly influencing its ability to cover short-term obligations.

Annuities

Financial products that pay out a fixed stream of payments to an individual, typically used as a retirement strategy.

Periodic Interest Rate

The interest rate charged or earned over a particular period of time, less than a year, on a loan or investment.