Question

A and b fill tank in 25&30 mins respectively and c can empty 3 gallons per min. if a,b & c together fill the tank in 15 mins. what will be the capacity of tank?

Answer 1

S Beach Boys are you up too late to get the money

Answer 2

Answer:

Step-by-step explanation:

firstly a can fill tank in 25 min.

then a's 1 min work is 1/25.

b can fill tank in 30 min.

then b's 1 min work is 1/30.

c can empty the 3 gallons per min.

so 1/25+1/30-1/c=1/15.

1/c=21/150.

3=21/150.

=21.4.