Jackson wants to purchase flowers to plant on mother’s day for his mom. if each plant costs $1.25 and he has $10 to spend, how many plants can jackson purchase? identify the rate and the initial amount. $1.25 is the rate and -$10 is the initial amount, right?

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.