Which age group of this set of numbers has twice as many people as another age group
c& p this and look it up and click on the openstudy and you will see the same question if you scroll down that is the chart im talking about

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?