the heights make this difficult. please explain

#25 The U. S. Army requires women's heights to be between 58 inches and 80 inches. Women's heights are normally distributed with mean of 63.6 inches and standard deviation of 2.5 inches. (a) Find the percentage of women meeting the height requirement. Are many women being denied the opportunity to join the Army because they are too short or too tall? (b) If the U. S. Army changes the height requirements so that all women are eligible except the shortest 1% and the tallest 2%, what are the new height requirements