The turtle and achilles compete. they start at the same time from the same place. achilles runs at a speed of 13 mph while the turtle moves at a speed of 1 mph. when achilles reaches the finish line, the turtle is 2 5 of a mile behind him. chapter reference example a how much time did the competition take?

What situation is an example of an observational study

Afurniture manufacturer produces chairs and sofas. each chair requires 10 yards of fabric, and each sofa requires 20 yards of fabric. the manufacturer has 300 yards of fabric available. to fulfill orders, the number of sofas must be at least twice the number of chairs. let x be the number of chairs and y the number of sofas. which inequalities are described in the problem? check all of the boxes that apply

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.