2 years ago

It takes an older pump twice as long to drain a certain pool as it does a newer pump. Working together, it takes the two pumps

Mathematics

2 answers:

mario62 [17]2 years ago

4 0

It takes the new pump 2.5 hour's. 5 ÷ 2 = 2.5

creativ13 [48]2 years ago

4 0

The amount of time it will take the newer pump to drain the pool working alone is 2.5 hours

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