Find the diameter of the circle with the given circumference

Little’s law firm has just one lawyer. customers arrive randomly at an average rate of 6 per 8 hour workday. service times have a mean of 50 minutes and a standard deviation of 20 minutes. how long does a customer spend at little’s law firm on average?

Which expression gives the area of the triangle shown below

Consider the graph of the exponential function y=3(2)×