please help

John Fare purchased $6,000 worth of equipment by making a $1000 down payment and promising to pay the remainder of the cost in semiannual payments over the next 3 years. The interest rate on the debt is 10%, compounded semiannually. Find the following. (Round your answers to the nearest cent.)

(a) the size of each payment $ 985.09 (b) the total amount paid over the life of the loan $ (c) the total interest paid over the life of the loan $910.54