What expression represents five time the quotient of some number and ten?
a: 5 ( 10 - z )
b: 5 ( z / 10 )
c: z ( 10 / 5 )
d: 5 ( z - 10 )

What are the steps to solving the inequality 3b + 8 ≥ 14?

What does the sign of the slope tell you about a line?

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.