I'm a batch 280 water purifiers 12 were found to be defective what is the probability that a water purifier chosen at random will be defective

Someone answer this asap for the length, in feet, of a rectangular rug is represented by the expression 5x² + 2x. the width, in feet, is represented by the expression 3x². which expression represents the perimeter, in feet, of the rug? a. 8x² + 2x b. 8x² + 4x c. 16x² + 2x d. 16x² + 4x

What exclusions are placed on the variable x for the fraction = ? - 0 -1 none

Which statement is true about the graphs of the two line y=-8x-5/4 and y=1/8x+4/5