20.25/4= 5.0625
5.0625= 5.06 miles per day
Answer:
what this question make NO sence. please elaborate.
Step-by-step explanation:
A) 5 feet
all the others are too long
Answer:
7892 dolphins
Step-by-step explanation:
let P denote the dolphin population.
-Notice this is an exponential decay and is denoted as:
Where;
- is the population at time t
- t is the time
- r is the rate of decay or decrease in population
- is the initial population size.
#Given t=30yrs, =20000 and r=3.1%, the population after 30 years is estimated as:
Hence, the dolphin population after 30yrs is approximately 7892
For b. I believe that it is 38