What are the degree and leading coefficient of the polynomial?

Question and answers are in the attached picture. you so much in advance.

To make a monster appear large in a movie, a human actor wore a costume and walked through a scale model of a city. the scale used was 1 inch = 15 feet. the actor is 60 inches tall. how tall does the monster appear in the movie? question 5 options: 720 feet 75 feet 4 feet 900 feet

In his stamp album ,jamal has 48 new stamps and 72 used stamps. which ratio can be represented by 3/5