Colton earns $7 per hour plus $1.50 for each pizza delivery. the expression 7h + 1.50d can be used to find the total earnings after h hours and d deliveries have been made. how much money will colton earn after working 15 hours and making 8 deliveries?

Acredit card advertises an annual interest rate of 23%. what is the equivalent monthly interest rate?

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

The focus of parabola is (-4, -5), and its directrix is y= -1. fill in the missing terms and signs in parabolas equation in standard form