Mathematics, 13.12.2021 14:00 kevinh2683
The Diaz family and the Johnson family each used their sprinklers last summer.
The water output rate for the Diaz family's sprinkler was 40 L per hour. The water output rate for the Johnson family's sprinkler was 30 L per hour. The families used their sprinklers for a combined total of 50 hours, resulting in a total water output of 1800 L. How long was each sprinkler used?
Diaz family's sprinkler: x hours
Johnson family's sprinkler: x hours
Answers: 2
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The Diaz family and the Johnson family each used their sprinklers last summer.
The water output ra...
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