Respuesta :

mhanifa

Answer:

  • 7 1/2 minutes

Step-by-step explanation:

Question 9

From the previous question we know that:

  • The rate of draining = 2/3 gal/min
  • Remaining water = 5 gal

Time to empty the tank is:

  • 5 : 2/3  =
  • 5 * 3/2 =
  • 15/2 =
  • 7 1/2 minutes

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