An upright cylindrical tank 10 feet tall with a radius of 4 feet pumps a mystery liquid out of a spout 6 feet above the top of the tank. The tank is half full. It takes 540 foot-pounds to pump all the liquid out of the tank. How
many pounds does the liquid weigh per cubic foot?

While scuba diving, rajeev dove to a depth of 12.6 feet below the surface of the water and then descended another 8.7 feet. what expression can be used to find rajeev's new position? 12.6 – 8.7 –12.6 – 8.7 –12.6 – (–8.7) 12.6 – (–8.7)

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

The border line of the linear inequality 4x + 7y < 5 is dotted true or false?