jromero0282 jromero0282 04-04-2020 Mathematics contestada Six Flags Amusement Park has found that 3/5 of its customers ride the Colossus roller coaster. Of these, 1/4 ride it again. What fraction of the customers ride the roller coaster twice? a 4/9 b 3/20 c 4/20 d 3-1/4