LM is the directed line segment from L(-4,1) to M(5,-5). What are the coordinates of the point that partitions the segment in the ratio 2 to 1?

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.