Answer:
Age of ben = n years
Age of Chloe = 2n years
Age of Dan = (n - 5) years
Now,
Sum of ben, Chloe and Dan's age = t years
or, n +2n + n - 5 = t
or, 4n - 5 =t
This is the required formula
First you need to know what the annual or monthly income is.
Answer:
The correct answer is A
Step-by-step explanation:
Because it is an exponential function, we know it goes up by a factor of the base of the exponential for each year. Since 2 is the base of the exponential, we know it goes up by a factor of 2 (otherwise known as doubling).