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13-02-2022
Mathematics

contestada

One hose can fill a small swimming pool in 35 minutes. A larger hose can fill the pool in 45 minutes. How long will it take the two hoses to fill the pool working
together?
Do not do any rounding.
minutes
?

Respuesta :

mhanifa mhanifa

13-02-2022

Answer:

19.6875 minutes

Step-by-step explanation:

Find the required time:

1 / (1/35 + 1/45) =
1 / (9 + 7)/(9*35) =
315/16 =
19.6875 minutes

Answer Link

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