Question

A water tap fills at the rate of 25 litre per minute. another water tap can fill water in the same tank at the rate of 15 litre per minute. if both the water taps are opened, then the water tank is filled in 15 minutes. find the volume of the water tank.​

Answer 1

Answer:

1mint=1/25

1miny=1/15

both 1/25+1/15

given both fill in 15

in1 mint=1/15

15+25/25*15=1/15

40/25*15=1/15

cross multi

8/75=1/15

75=8*15

x=8*15/75

8/5

1.6