Question

Two pipes a and b can fill water tank in 20 and 24 minutes respectively and the third pipe c can empty at the rate of 3 gallons per minute if abc are opened together to fill the tank in 15 minutes the capacity of tank inch

Answer 1

Answer:

120 GALLONS

Step-by-step explanation:

given A+B-C=1/15

1/20+1/24-1/C=1/15

SOLVING THIS WE GET

1/C=1/40

C=40 MINS

GIVEN 3 GALLONS /MIN

SO 40*3=120 GALLONS

MARK AS BRAINLEST BRO