Andres paint shop ordered 2 gallons of blue paint and 3 gallons of black paint for $160. the next week they ordered another 4 gallons of blue paint and 1 gallon of black paint for $120. what was the cost of a gallon of black paint in dollars? assume there was no tax

According to a study done by de anza students, the height for asian adult males is normally distributed with an average of 66 inches and a standard deviation of 2.5 inches. suppose one asian adult male is randomly chosen. let x = height of the individual. a) give the distribution of x. x ~ b) find the probability that the person is between 64 and 69 inches. write the probability statement. what is the probability?