Answer:
Step-by-step explanation:
the answer is explained in the picture
Interest = $500*0.12=$60
Processing fee = $25
Total finance charge = $(60+25)=$85.
APR=(total finance charge)/amount borrowed
=85/500
=17%
5 : 7
Marbles : Stones
35/5 = 7
So stones
= 7 * 7
49
=35 : 49