Answer:
$16,462.58
Step-by-step explanation:
25000(1-.13)^(n)
where n is the years
25000(.87)^3
put this into a calculator and get
16462.57
The total number of students is 14+36, or 50. So the chance that a selected student is female is 36/50, or 18/25.
Answer:
10.3727253..., irrational
Step-by-step explanation:
Answer:
4.8
Step-by-step explanation:
So we have the system of equations:

equation (1)

equation (2)
To use substitution, we are going to solve for one variable in one of our equations, and then we are going to replace that value in the other equation:
Solving for

in equation (2):



equation (3)
Replacing equation (3) in equation (1):






equation (4)
Replacing equation (4) in equation (3):



We can conclude that the solution of our system of equations is <span>
(7/5, 21/10)</span>