Asummer camp has 20 boys and 20 girls. each day, all camper names are put in a hat, and one name is drawn to receive a prize. what are the odds in favor of boys names being drawn on three out of three nights?

Sophia wrote an equation to represent the revenue of a movie theater for one day. she let x represent the number of child tickets sold and y represents the nunver of adult tickets sold. if a child ticket cost $4, an adult ticket cost $6, and the total revenue for the daybwas $420, which equation could sophia use to represent the number of chikd and adult tickets that were sold?