You must buy cupcakes and pizza for a party. Each cupcake costs $2, and
each pizza pie costs $ 10. You know that you need at least 6 pizzas so that
each person can have at least 2 slices of pizza. In addition, you cannot spend
more than $90. If you want to figure out how many cupcakes and pizza pies
you can buy, what system of inequalities would you write?

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

Tim's phone service charges $26.39 plus an additional $0.21 for each text message sent per month. if tim's phone bill was $31.64, which equation could be used to find how many text messages, x, tim sent last month?

Jane’s favorite fruit punch consists of pear, pineapple, and plum juices in the ratio 5: 2: 3. chapter reference how much punch can she make if she has only 6 cups of plum juice?