Helena has saved $595 to put toward snowboarding equipment and lift tickets at the hill. each lift ticket costs $35. if she wants to have more than $420 of her savings left to spend on equipment, which inequality represents the number of lift tickets she can buy? a. x< 5 b. x=4 c. x> 7 d. x=7

Ineed with number 17 i don’t get it at alll

Arrange these numbers from least to greatest 3/5 5/7 2/9

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