Answer:
Monthly interest rate is r=0,004375
Monthly principal c=590,625
Step-by-step explanation:
Monthly interest payment rate :
Now, we need to find monthly principal payment :
Use this rule :
P=108000
r=0,004375
I believe the answer would be a.
Answer:
35 + .2m
Step-by-step explanation:
The monthly fee of $35 is a base pay, and you don't change anything with it.
The "m" stands for minute, and since it costs $.20 for each minute, multiply the two together to get that part of the equation.