Wayne Pinski wishes to buy a stove and a refrigerator from an appliance dealer. The cost of the two items is $2,635, and Wayne pays $335 down and finances the balance at 18.5% add-on interest to be paid in 18 monthly installments. Find the total interest charged. A. $643.65 B. $647.75 C. $634.65 D. $638.25 QUESTION 13 A $13,030 used car can be purchased with $1560 down, the balance plus a 15.75% add-on interest rate to be paid in 36 monthly installments. Find the monthly payment, rounded to the nearest dollar. A. $462 B. $469 C. $480 D. $478