In the media cabinet at jacquelyn's house there are 7 comedy dvds,4 mystery dvds, and 4 documentary dvds. what is the probability of randomly selecting a mystery dvd from the cabinet?

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.