The seconds hand of an analog clock completes an entire rotation in 60 seconds and the length of the seconds hand is 5 inches. Approximately how far does the tip of the second hand travel in 3 minutes and 15 seconds

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? 0.62 0.78 0.84 0.96