Answer:
$1,107.69
Step-by-step explanation:
Lorenzo caballero was just hired as an engineer for saxon engineering.
His starting annual salary = $57,600
There are 52 weeks in one year.
To find his weekly salary we will divide his annual salary by 52.
=
= $1107.69231 ≈ $1,107.69
His weekly salary is $1,107.69
he would get 1,107.69 a week
The sum of the age of pupils is 81
Let sum of age of 18pupils = x
Average ages = 4.5
Average = total/no. of pupil
4.5 = x/18
x = 81
(0,2.5)
For x∈ {-∞,-3} y<0, below x-axis
x∈ {-3,-1} y>0, above x-axis
x∈ {-1,4} y<0, below x-axis
x∈ {4,∞} y>0, above x-axis
f(x)=
=0