Mathematics, 25.05.2021 16:20 epicchicken420

The Griffin family and the Simmons family each used their sprinklers last summer. The water output rate for the Griffin family's sprinkler was 40 L per hour. The water output rate for the Simmons family's sprinkler was 20 L per hour. The
families used their sprinklers for a combined total of 60 hours, resulting in a total water output of 1700 L. How long was
each sprinkler used?

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The Griffin family and the Simmons family each used their sprinklers last summer. The water output r...