Randal mows lawns from 7 am to 11am every saturday and sunday during the summer. he charges $5 an hour. how much does he earn in 1 week

Which expression calculates the speed in meters per second of an object that travels a distance of 100 m every 20 seconds

If 24 people have the flu out of 360 people, how many would have the flu out of 900. choose many ways you could use proportion that david would use to solve this problem

Suppose that the price p (in dollars) and the weekly sales x (in thousands of units) of a certain commodity satisfy the demand equation 4p cubedplusx squaredequals38 comma 400. determine the rate at which sales are changing at a time when xequals80, pequals20, and the price is falling at the rate of $.20 per week.