PLEASE HELP and if you can please explain how you got your answer ty

Regular price 75$ discount 25%sale price?

Which number line represents the solution set for the inequality -1/2x> 24?

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.