Plz help me on this answer ASAP in need to turn it in help me PLZ!!!

How do i do this activity, is appreciated

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.

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.