Please help! Will mark brainliest!!

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu

Acircle has a circumference of 7.850 units. what is its radius?

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?