On a certain date, the price of silver was $30 per ounce. The graph below shows how the total cost of the silver depends on the amount purchased. Each of the following sets of numbers represents dollars. Which set of numbers is most appropriate to label the six tick marks along the vertical axis (cost)?

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол