The answer is A !!!!!!!!!!!! !!!!!!!!!!!! !!!!!!!!!!!! !!!!!!!!!!!!<span> !!!!!!!!!!!!</span>
Answer:

Step-by-step explanation:
as with all functions f(t), the average rate of change on [a.b] is

We know there are 12 months in a year so we would multiply 1 1/4 by 12. We can write 1 1/4 as 1.25 (to make it easier to multiply). 12x1.25=15
Your answer is 15 vacation days in one year
Answer. the answer for the problem you asked is A