Rosa earns $200 a month delivering newspapers, plus an average of $11 per hour babysitting. if her goal is to earn at least 295 this month, how many hours will she have to babysit?

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

If value of cos330° is √3/2 then find tan165°.

Can someone me with my math problems i have a bunch. i will give brainliest and lots of pleeeaaasssee