B- A steel factory bought a new equipment. The cash price of the equipment is $ 21,000, putting down $5,700 and financing the remainder with 22 monthly payments of $ 780 each. Find the APR by table lookup (8 points 9 BUS101 - VER B SUMMER 2020 C. A university graduate bought a new car. The cash price is $23,000; he made a $ 2.100 down payment on it. The bank's loan was for 18 months. Finance charges totaled $ 6,100. What was the monthly payment? (4 points)