Lol I was looking for help for this question but I couldn't find it so I had to figure it out my self and the answer is 40
Answer:
Step-by-step explanation:
I don’t really understand for question 11 to 13
Answer:

Step-by-step explanation:
we know that
The equation of a exponential growth function is given by

where
y is the population
x is the time in years since year 2015
a is the initial value
r is the rate of change
we have

substitute


In the year 2040 the value of x is equal to

substitute
