The fraction is 27/30. It is equivalent to 9/10 and 27 + 30 = 57.
Answer:
I think the right answer is B.
First find the amount of each payment:

The total cost will be 40 payments plus service charges.

The percentage is the service charge divided by total cost:
I'm pretty sure y=1.3=0.25x
X- the total number of families in Smithville<span>.
(2/3)x - the number of home owning families.
At the same time, </span> the number of home owning families is 480.
(2/3)x=480
x=480*3/2=720.
720 <span>families live in Smithville.</span>