solve the following problems using the concept of lcm and gcf 1. juluis has 72 cups and 64 glasses. if he will put it in the tray with the number of cups and glasses, what is the biggest possible number of cups and glasses that the tray will contain?

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.