Mike is making guacamole for a get together with friends the recipe below makes 8 servings and uses three ingredients he wants to make 24 servings how much will he need avacado 3. onions 2 1/2. lime juice - 3/4

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.