Suppose you are going to purchase a house. You negotiate a great deal and your bank agrees to lend you money for 30 years at 4% APR (annual percentage rate). The house costs $300,000 and you pay 20% down and finance the rest. Compute (round it to 2 numbers after the decimal point) (1) Monthly payment: (2) The interest payment portion of 1st Monthly payment: (3) The principal payment portion of the 1st Monthly payment: (4) Balance after the 1st payment