33bmattox33 33bmattox33 21-01-2023 Mathematics contestada The Hall family and the Cox family each used their sprinklers last summer. The water output rate for the Hall family's sprinkler was 25 L per hour. The water output rate for the Cox family's sprinkler was 20 L per hour. The families used their sprinklers for a combined total of 40 hours, resulting in a total water output of 875 L. How long was each sprinkler used?
