900 wind turbines produce 800,500 kilowatts of energy per hour if a total of 32,725,550 kilowatts of energy is produced how much time did this take

20 only answer if 100% sure most high school-aged teens are very active. a. true b. false

An optical inspection system is used to distinguish among different part types. the probability of a correct classification of any part is 0.92. suppose that three parts are inspected and that the classifications are independent. let the random variable x denote the number of parts that are correctly classified. determine the probability mass function of x. round your answers to four decimal places (e.g. 98.7654). x f(x) 0 1 2 3

If 7x=9y, y/z = 7/5 , then x/z = (a) 2/7 (b) 7/9 (c) 9/5 (d) 9/7 (e) 5/9