Which expression is equivalent to (2x^4y)^3

Mary works for a company that ships packages and must measure the size of each box that needs to be shipped. mary measures a box and finds the length is 7 inches, the width is 14 inches, and the height is 15 inches. what is the volume of the box? [type your answer as a number.]

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup

Which expression is a perfect cube? a. x8 b. y24 c. m28 d. x64