What is the best estimate for V18

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

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Consider the function f(x)=-5x+3 what is f(-2)