Answer: 875
Step-by-step explanation:
We are given
The average income, I, in dollars is

(a)
now, we are given
average income is $275000
so, 
now, we can set them equal
and then we can solve for x


we will have to use quadratic formula


we get


we need to find youngest age
It means that we need to choose smallest value
so,
............Answer
(b)
we are given
x=40
so, we can plug it and find I

..............Answer
Answer:
yep it is b
Step-by-step explanation:
Answer:
Step-by-step explanation:
Its 43567 bc I searched it up
Answer:
80°
Step-by-step explanation:
Just multiply 40° by 2 to get the arc