Simplify the following radical expression √y^3/9x^2y^7

Quadrilateral wxyz is on a coordinate plane. segment yz is on the line x+y=7 and segment xw is on the line x+y=3. which statement proves how segments yz and xw are related

Which is a reasonable estimate of the amount of water in a small, inflatable pool used by children?

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?