Alake has a small population of a rare endangered fish. the lake currently has a population of 10 fish. the number of fish is increasing at a rate of 4% per year. when will the population double? how long will it take the population to be 80 fish?

1) After 17.673 years ( Approx) the population will be doubled.

2) After 53.019 years the population will be 80.

Step-by-step explanation:

1) Let x represents the number of years after which the population will doubled,

Since rate of interest = 4%

And, initial number of fish = 10,

Hence the fish after x years =

⇒

⇒

⇒

⇒

Hence, After 17.673 years ( Approx) the population will be doubled.

2) Let after y years the population will be 80.

⇒

⇒

⇒

⇒

Hence, After 53.019 years the population will be 80.

yes

step-by-step explanation:

yes