An ice cream company uses two types of milk for its products. One type is 18% butterfat (x), and the other is 24% butterfat (y). Suppose that 42 gallons of ice cream containing 20% butterfat is made. Which system of linear equations can be used to find the
amount of each type of milk used in the mixture?

What is the distance between the points (2 -3) and (-6 4) on the coordinate plane

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

Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. when the check comes, it says they also need to pay $3.99 in sales tax. what percentage of the subtotal is the sales tax