Question

a tank fills completely in 2 hours if both taps are open. if only one of the taps is open at the given time, the smaller tap takes 3 hours more than the larger one to fill the tank. how much time does each tap take to fill the tank completely?​

Answer 1

Assume smaller tap take 'A' hours to fill larger tap " 'B' hours "

(

A

1

+

B

1

)×2=1

A=3+B

3+B

1

+

B

1

=

2

1

3B+B

2

B+3+B

=

2

1

4B+6=3B+B

2

B

2

−B−6=0

B

2

−3B+2B−6=0

B(B−3)2(B−3)=0

(B−3)(B+2)=0

B=3−2soB=3(+ve)

Smaller tap =6hrs.

larger tap =3hrs.

Answer 2

ohky no problem.

main 8 me huu.

app kha rahte ho?