Hello! I have a question! Can someone please help me? It would be a great help, thanks! Evaluate the following expression.

(16/4) ^ 2/3 x (4/3)^5/3

Please give an explanation, thank you!

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.