You multiply 6.5 *4 =26 then you multiply 26 *6= 156 so that's $156.00.
Answer:
I believe that it would just be 20% of the $45 which would mean that you would have to pay $36 a month.
Hope this is helpful!
$20×.25=$5
$20-$5=$15
$15×.15=$2.25
$15+$2.25=$17.25
$17.25 is your answer