Anya ran 3 1/4 miles in 1/2 hours. if she continues at the same rate, how far will she run in 1.5 hours? i don't think i solved the problem right,,,

Scrub a dub toothbrushes are $4.00 each. there is a 10% discount, but there is also a 6% sales tax after the discount is applied. what is the new price after tax? round to the nearest penny

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

Mackenzie needs to determine whether the rectangles are proportional. which process could she use? check all that apply.