A population of 1250 cheetahs decreases by 11% per year. How many cheetahs in 4 years?

There are 784 number of cheetahs in 4 years.

Step-by-step explanation:

Given : A population of 1250 cheetahs decreases by 11% per year.

To find : How many cheetahs in 4 years?

Solution :  

The population decreased at rate is given by,

Where, N is the total population

is the initial population

r=11%=0.11 is the rate

t=4 years is the time.  

Substitute the values,                

Therefore, there are 784 number of cheetahs in 4 years.

addition

step-by-step explanation:

part a: 1.08

part b: 27.59