Check your blood pressure: In a recent study, the Centers for Disease Control and Prevention reported that diastolic blood pressures of adult women in the United States are approximately normally distributed with mean 80.4 and standard deviation 9.5. (a) Find the 20th percentile of the blood pressures. (b) Find the 66th percentile of the blood pressures. (c) Find the third quartile of the blood pressures. Round the answers to at least two decimal places