A concrete pillar has the shape of a cylinder . It has a diameter of 4 meters and height and of 8 meters. If concrete costs $113 per cubic meter , how much did the con create coast for a pillar ?

Which is the correct excel formula for the 80th percentile of a distribution that is n(475, 33)? =norm.dist(80,475,33,1) =norm.inv(0.80,475,33) =norm.s.inv((80-475)/33)?

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

Brian, chris, and damien took a math test that had 20 questions. the number of questions brian got right is 14 more than the number of questions chris got right. damien correctly answered 2 less than the number of questions chris answered correctly. if brian and damien have the same score, which statement is true?