What are the monthly payments (principal and Interest) on a 15-year home mortgage for an $230,000 loan when Interest rates are fixed at 5 percent? (Do not round Intermediate calculations. Round your answer to 2 decimal places. (e.g.32.16)) You can save $3.000 per year for the next three years in an account earning 7 percent per year. How much will you have at the end of the third year if you make the first deposit today? (Do not round Intermediate calculations. Round your answer to 2 decimal places. (e.g-, 3216)) Future value ir an ounce of gold, valued at $750, Increases at a rate of 8 percent per year, how long will it take to be valued at $1,000? (Do not round Intermediate calculations. Round your answer to 2 decimal places. (e.g., 32.16)) Number of years