A six-sided fair dle is rolled 4 times in a row. The probability of getting a 4 only on the last trial is

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.

What is 1.5% of 120 or what number is 1.5% of 120

Find the sum of the given arithmetic series. 24 + 17 + 10 + 3 + + (–39)