It was an odd holiday, yessiree

Mary had at least an 80% on her test write an inequality to represent this situation

Twenty-five percent of the customers entering a grocery store between 5 p.m. and 7 p.m. use an express checkout. consider five randomly selected customers, and let x denote the number among the five who use the express checkout.

Which expression is equivalent to7_/x^2 ÷ 5_/y^3? assume y# 0