Please give answer with work

A $94,000 mortgage is to be amortized by making monthly payments for 15 years. Interest is 3.4% compounded semi-annually for a seven-year term. Compute the size of the monthly payment. Determine the balance at the end of the seven-year term. If the mortgage is renewed for a seven-year term at 7% compounded semi-annually. what is the size of the monthly payment for the renewal term