Identify the domain and range of each situation using words and inequalities. Peyton is training to run a half-marathon. One night, she runs a total of 10 miles. She runs the first 4 miles at a pace of 6 miles per hour, the next 5 miles at a pace of 7 miles per hour, and the last mile at a pace of 4 miles per hour.

Monitors manufactured by tsi electronics have life spans that have a normal distribution with a standard deviation of 1800 hours and a mean life span of 20,000 hours. if a monitor is selected at random, find the probability that the life span of the monitor will be more than 17,659 hours. round your answer to four decimal places.

Which strategy is used by public health to reduce the incidence of food poisoning?

Which shows how to solve the equation 3/4x=6 for x in one step?