Answer:
The best prediction for the population in year 25 is 
Step-by-step explanation:
we have a exponential function of the form

where
a is the initial value
b is the base
In this problem





so

For 
substitute


Round up

Answer:
He generates a random whole number from 1 to 3.
Step-by-step explanation:
Each winner has 3 possibilities, gets cotton candy, gets a shirt, or gets a keychain. We can asign each of this possibiltiies a number, 1 for cotton candy, 2 for the shirt and 3 for a keychain. So, for a simulation, its enough to take one of this whole numbers for each winner.
Answer:
D sentence 5
Step-by-step explanation:
Present value = 2200
interest rates =5% for 3 years, and 4% afterwards
no. of periods = 7
Future value=2200*(1.05)^3(1.04)^(7-3)
=<span>£</span>2979.367 (please round to appropriate number of decimals)