There are (36)2 ⋅ 30 candies in a store. What is the total number of candies in the store? 3^3
3^4
3^8
3^12

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.