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

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