Floodwaters are used to prevent damage from floods. a town built a floodwall 4 4/8 feet tall. another town built a floodwall 7 1/8 feet tall. what is the difference between the heights of the floodwalls?

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 function models the number of accidents per 50 million miles driven as a function

Neal buys a board game. he pays for the board game and pays $1.54 in sales tax. the sales tax rate is 5.5%. what is the original price of the board game, before tax