Question

in the same interval of times,water is poured into a tank from two pipe.A tub containing 3 gallon of water filled the tank in 5 hours with 30 tub of water.and another tub containing 4 gallon of water filled the tank in 3 hours with 20 tub of water..how much water contain the tank ​

Answer 1

Answer:

ANSWER

Part of the tank filled when all the three pipes are opened in 1 minute =

15

1

Part of the tank filled when (A + B) are opened in 1 minute =

20

1

+

24

1

=

120

6+5

=

120

11

∴ Part of the tank emptied by C in 1 min =

120

11

−

15

1

=

40

1

∴ Capacity of =

40

1

part of the tank =3 gallons

∴ Capacity of the tank =(3×40) gallons =120 gallons