Given a stack of n disks arranged from largest on the bottom to smallest on top placed on a rod, together with two empty rods, what is the minimum number of moves required to move the stack from one rod to another, where moves are allowed only if they place smaller disks on top of larger disks?

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight in pounds, w, of the contents that liz will ship to her friend if she must use a medium flat-rate box. use the drop-down menus to explain your answer.