what is the probability in a group of 40 people,10 are healthy and every person of the remaining 30 has eithrt high blood pressure, a high level of cholesterol, or both. if 15 have high blood pressure and 25 have high level of cholesterol.

Pamela has a 30-year, 5.75% mortgage on her $250,000 home. she has been paying on it for 5 years, and has recently hit some financial trouble. if her lender agreed to lower the interest rate on her $231,905.47 balance to 5.5%, what will her new payment be for the remainder of the loan?