The answer is B because you are suppose to square and divide once you subtract 6 on both sides.
well, the regular cost of the TV is 600 bucks, that includes taxes already, so is just 600 flat.
the payment plan makes Cayden pay 225 first, leaving 375 for periodic payments for 6 months, each payment of 74.50.
well, 74.5*6 = 447, so Cayden is paying 225 + 447 = 672, so the increase is 72 bucks.
If we take 600 to be the 100%, how much is 72 off of it in percentage?

1/6÷4/1
do reciprocal
1/6×1/4
1×1=1
6×4=24
maria receives 1/24 a pound of silver coins
hope this helps