Which situation could be modeled by using a linear function?

1) a bank account balance that grows at a rate of 5% per year compounded annually

2) a population of bacteria that doubles every 4.5 hours

3) the cost of the cell phone service that charges a base amount plus 20 cents per minute

3) the concentration of medicine in a persons body that decays by a factor of one - third every hour

Question

Mathematics

Kathy

8 September, 02:56

Which situation could be modeled by using a linear function?

1) a bank account balance that grows at a rate of 5% per year compounded annually

2) a population of bacteria that doubles every 4.5 hours

3) the cost of the cell phone service that charges a base amount plus 20 cents per minute

3) the concentration of medicine in a persons body that decays by a factor of one - third every hour

+4

Answers (2)

Know the Answer?

Giovanna Stephens · Answer 1

3) the cost of the cell phone service that charges a base amount plus 20 cent per minute

Brennan · Answer 2

Nuimber-3 (the number-3 that talks about cell phone service)

is the only choice that produces a straight pine on a graph.

The others all produce curves.