Answer:
$7.50
Step-by-step explanation:
formula for simple interest:
I = prt
I = ($125)(0.03)(2)
I = $7.50
180-50= 130 so x=130 or 360-100=260 then 260/2=130 so x=130
Step-by-step explanation:

Solve b part yourself in the same way.
Answer: 20%??? I don't know Honestly
Step-by-step explanation:
The table shows a linear function :)