Physics, 12.03.2020 22:05, fazeyeezy004
A school's new pump can fill the swimming pool in 2 hours, and the old pump takes 5 hours. What is the time required in hours to fill the pool if both pumps are used together? (Enter your answer as mixed number.)
Answers: 3
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A school's new pump can fill the swimming pool in 2 hours, and the old pump takes 5 hours. What is t...
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