Need help on part 2

Blood pressure: High blood pressure has been identied as a risk factor for heart attacks and strokes. The proportion of U.S. adults with high blood pressure is 0.2. A sample of 40 U.S. adults is chosen. Use the TI-84 Plus Calculator as needed. Round the answer to at least four decimal places. Is it appropriate to use the normal approximation to nd the probability that more than 45% of the people in the sample have high blood pressure? It appropriate to use the normal curve, since np = -10 anwmim A new sample of 70 adults is drawn. Find the probability that more than 32% of the people in this sample have high blood pressure. The probability that more than 32% of the people in this sample have high blood pressure is [:]