heights of four-year-olds are normally distributed, with a mean of 40 inches and a standard deviation of 3 inches. at his four-year-old checkup, Marlons height is measured as taller than 70% of boys his age. How tall is Marlon

Which conjunction is disjunction is equivalent to the given absolute value inequality? |x+2|< 18

You drop a rubber ball off the roof of a 50 meter high building onto a paved parking lot. it bounces back up with every bounce, but not quite all the way back up to you. after the first bounce it bounces back only 80 percent of the distance it was dropped from. the pattern continues, meaning after every bounce it comes up to just 80 percent of the previous maximum height. so if before the first bounce the height is 50 meters, what height does the ball reach after the fifth bounce? round your answer to one decimal place and chose the correct response from the choices below:

What are the coordinates of the point that is 1/3 of the way from a to b? a (2,-3) b (2,6)