Mathematics, 19.02.2021 18:50 401666
Debbie and Lily are custodians that work in the same building. It takes Debbie 4 hours to clean all of the floors in the building. It takes Lily 1.5 hours to clean all of the floors in the building. Which of the following equations can be solved to find the time it takes Debbie and Lily to clean the floors of the building together?
Answers: 3
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Debbie and Lily are custodians that work in the same building. It takes Debbie 4 hours to clean all...
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