Mathematics, 08.12.2020 02:40, rachel63892

The Ramirez family and the Bennett family each used their sprinklers last summer. The water output rate for the Ramirez family's sprinkler was 35 L per hour. The water output rate for the Bennett family's sprinkler was 40L per hour. The families used their sprinklers for a combined total of 55 hours, resulting in a total water output of 2100 L. How long was each sprinkler used?

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The Ramirez family and the Bennett family each used their sprinklers last summer. The water output r...