8/6
16/12
40/30
if you divide the first one by 2 you will get 4/3
If you divide the second one by 4 you will get 4/3
The last one if you divide it by 10 you will get 4/3
550+ 3+600 -250=
add the finance charges and the purchases and subtract the payment
1153-250=
903
4=4 6=5 7=9 8=4 9=2 10=8 11=3 12=9