Jasmine dumped her box of spare change and found out that she had saved 128 coins. She separated them and counted 48 dimes. What percent of Jasmine's coins are dimes?

27.3%

34.6%

37.5%

38.5%

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?