For the company$$s office and equipment base in Winnipeg, the company holds a $20-$year mortgage of $$360000$ at $4\%$ compounded semi$-$annually. The current mortgage contract has a term of $3$ years and monthly payments. After the first term is completed, renewal of the mortgage includes monthly payments and interest at $4\mathrm{.}8\%$ compounded semi$-$annually for a term of $5$ years.

Calculate the monthly payment in the first term.

Calculate the balance owing at the end of the first $12$ months.

Calculate the interest paid in the first $12$ months.

Calculate the outstanding balance at the end of the $3-$year term.

Calculate the new payment.