If it take 3 minutes for 2 gallons to drain out the tank then how long does it take to drain 5 gallons of water

Respuesta :

Answer: 7 minutes and 30 seconds

Step-by-step explanation:

Answer:

It will take 7.5 mins.

Step-by-step explanation:

2 gallons - 3 mins

1 gallon - 3/2 mins

5 gallons - 3/2 x 5 = 7.5/

Solved using unitary method