Plzz help 22 points, 11 if brainliest

How many $20 bills do you need to have to make $280

Hurry which expression is equivalent to 3√x^5y?

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.