Patrick received an invoice for $4,000 that had payment terms of 3/15 n/30. She made a partial payment of $2,400 during the discount period. Round to the nearest cent a. Calculate the amount credited.     b. Calculate the balance on the invoice after the partial payment was made. Round to the nearest cent

Caleb received an invoice for $5,000 that had payment terms of 4/15 n/30. He made a partial payment of $2,500 during the discount period.   a. Calculate the amount credited. Round to the nearest cent   b. Calculate the balance on the invoice after the partial payment was made.

For a three year bond of $2,400 at a simple interest rate of 11% per year, find the semiannual interest payment and the total interest earned over the life of the bond. The semiannual interest on the bond is $. (Simplify your answer. Type an integer or a decimal. Round to the nearest cent as needed.) The total interest on the bond is $ (Simplify your answer. Type an integer or a decimal. Round to the nearest cent as needed.)

Calculate the finance charge (in $) and the annual percentage rate for the installment loan by using the APR formula. (Round dollar amounts to the nearest cent and percentages to one decimal place.) if the amount financed is 18,200 number of payments are 72 and monthly payment is 424.08   Sloving for finance charge and apr